Data Engineer jobs at Danaher

Innovate here. And see your ideas come to life. It's an exciting time to work in tech at Edward Jones. We are making massive investments in emerging technologies to improve how we work with our clients and with each other. Relationships are the focus of our business model. And working in Technology here means using your skills to build, deliver and maintain the technologies that enable us to deepen and support those relationships. The best part? We develop and create our own industry-leading solutions internally. And you can be a part of it. Working with emerging new technologies. Creating platforms, programs and experiences that change how we work together - and support our client-first focus. Changing the future of our firm, the industry and the advisor-client relationship. Job Overview Position Schedule: Full-Time This job posting is anticipated to remain open for 30 days, from 25-Nov-2025. The posting may close early due to the volume of applicants. Team Overview: An agile, self-organized, and self-driven team is dedicated to building innovative Order Entry experiences for the IMC (Investment Management Center) product, leveraging modern technologies to deliver seamless and efficient solutions within investment management. What You'll Do: Responsible for applying business and technical knowledge to ensure availability of our systems, and to provide quality solutions for business and enterprise software needs Perform Senior Engineer role to complete high-level and technical systems design for new and enhanced systems Provide technical leadership and complete complex system level assignments to less experienced developers Provide guidance and training to less experienced developers on the business impact of the systems supported and the technical design of systems Develop business and technical requirements for enhancements, projects, and new systems Design (including system specifications), develop, test, document, and implement quality application software within targeted due dates Provide and validate program / task / system estimates Proactively identify implications of a project - articulate urgency, dependencies and trade-offs over multiple systems Lead walkthroughs to assure quality of programs developed by other associates Walkthroughs are done with an overall perspective to ensure quality and follow firm standards Develop relationships with stakeholders Identify opportunities to modify software to avoid future problems and promote continuous improvement Develop and execute complex system test plans to ensure quality Create documentation across many systems and functional areas, describes touch points and impacts at a total system level May involve periodic review and confirmation of general support documentation Edward Jones' compensation and benefits package includes medical and prescription drug, dental, vision, voluntary benefits (such as accident, hospital indemnity, and critical illness), short- and long-term disability, basic life, and basic AD&D coverage. Short- and long-term disability, basic life, and basic AD&D coverage are provided at no cost to associates. Edward Jones offers a 401k retirement plan, and tax-advantaged accounts: health savings account, and flexible spending account. Edward Jones observes ten paid holidays and provides 15 days of vacation for new associates beginning on January 1 of each year, as well as sick time, personal days, and a paid day for volunteerism. Associates may be eligible for bonuses and profit sharing. All associates are eligible for the firm's Employee Assistance Program. For more information on the Benefits available to Edward Jones associates, please visit our benefits page. Hiring Minimum: $84100 Hiring Maximum: $143100 Read More About Job Overview Skills/Requirements What Experience You'll Need: Bachelor's degree and/or equivalent experience Minimum of 5 years of experience in software development, including: Proficient with Spring/Springboot, API Restful Services, React, Cloud, and MongoDB Proficient with software development, deployment, and monitor eco system, such as Jenkins, CD pipeline, Dynatrace, Splunk log, GitHub, GitHub Copilot, IDE Familiar or Proficient with tools that support quality development , such as Sonar, Junit, JEST, Mokito, RestAssured, Selenium or similar Strong written and verbal communication skills, including the ability to explain technical issues and their implications for projects and business decisions, facilitate discussion and resolution of problems, and mentor other IS associates Expert level in at least one of the following environments: gaining understanding in other environments. Environments may include the following, plus the ability to interface with one or more database platforms: Web Application Development Client Application Development Understand infrastructure architecture - networks, productivity tools, operating systems - and provides input to leaders about the impact of these components This role has an on-call schedule: 1-week on-call rotation from 8am-12am every 5-6 weeks. **Candidates that live within in a commutable distance from our Tempe, AZ and St. Louis, MO home office locations are expected to work in the office three days per week, with preference for Tuesday through Thursday Current home-based associates please note: Even as a hybrid posted role you are eligible to apply and, if selected, may retain your home-based status. However future business or regulatory needs may require on-site work and some roles may carry a preference for hybrid presence. Read More About Skills/Requirements Awards & Accolades At Edward Jones, we are building a place where everyone feels like they belong. We're proud of our associates' contributions to the firm and the recognitions we have received. Check out our U.S. awards and accolades: Insights & Information Blog Postings about Edward Jones Check out our Canadian awards and accolades: Insights & Information Blog Postings about Edward Jones Read More About Awards & Accolades About Us Join a financial services firm where your contributions are valued. Edward Jones is a Fortune 500¹ company where people come first. With over 9 million clients and 20,000 financial advisors across the U.S. and Canada, we're proud to be privately-owned, placing the focus on our clients rather than shareholder returns. Behind everything we do is our purpose: We partner for positive impact to improve the lives of our clients and colleagues, and together, better our communities and society. We are an innovative, flexible, and inclusive organization that attracts, develops, and inspires performance excellence and a sense of belonging. People are at the center of our partnership. Edward Jones associates are seen, heard, respected, and supported. This is what we believe makes us the best place to start or build your career. View our Purpose, Inclusion and Citizenship Report. ¹Fortune 500, published June 2024, data as of December 2023. Compensation provided for using, not obtaining, the rating. Edward Jones does not discriminate on the basis of race, color, gender, religion, national origin, age, disability, sexual orientation, pregnancy, veteran status, genetic information or any other basis prohibited by applicable law. #LI-HO

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Lead, AI Data Engineer Mastercard Security Services is responsible for acquiring, engaging, and retaining customers by managing fraud and risk, enhancing cybersecurity, and improving the digital payments experience. We provide value-added services and leverage expertise, data-driven insights, and execution. The Cyber and Fraud Solutions Data Science team develops AI products to help issuers, acquirers, and merchants fight fraud. As a Lead AI Data Engineer, you will play a pivotal role in designing scalable data pipelines, building robust feature engineering workflows, and creating shared tools that empower data scientists across the organization. You will also lead efforts to integrate data pipelines with model APIs and support production-grade AI systems. Responsibilities: -Lead the development of scalable, high-performance data pipelines for structured and unstructured data used in AI/ML models. -Design and manage feature stores to ensure consistent feature computation across training and inference environments. -Collaborate with ML Engineering and ML Ops teams to build and maintain data quality and drift monitoring systems. -Develop AI microservices that integrate data pipelines with model APIs for real-time and batch inference. -Recommend and implement improvements to data quality, efficiency, and pipeline resilience. -Partner with cross-functional teams to deliver robust analytical solutions using Mastercards global data assets. -Organize and maintain tools for data transfer, mining, cleaning, processing, and validation. -Contribute to the development of scalable AI infrastructure and reusable components for enterprise-wide use. Required Skills: -Proven experience in Python and SQL for scripting, automation, and data integration. -Hands-on experience with big data technologies such as Spark, Kafka, Hive, Impala, Airflow, and NiFi. -Familiarity with relational databases (PostgreSQL, Oracle) and cloud platforms (preferably AWS). -Experience building and managing feature engineering workflows and feature stores. -Understanding of ML workflows, including model training, inference, and monitoring. -Experience with CI/CD tools (GitHub Actions, Jenkins) and infrastructure automation (Terraform). -Strong knowledge of Linux/Unix systems and shell scripting. -Excellent communication and collaboration skills, with the ability to work across technical and non-technical teams. -Subject matter expertise in payments, fraud, or cybersecurity or a demonstrated ability to quickly learn new domains. -Creative, curious, and innovative mindset with a passion for solving complex problems. Nice to Have: -Experience with AWS cloud services for data engineering and ML workflows. -Hands-on experience with Databricks, including Medallion Architecture and Delta Lake Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations. Pay Ranges O'Fallon, Missouri: $138,000 - $221,000 USD

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Lead Data Scientist Overview The Security Solutions Data Science team is responsible for creating deep learning Artificial Intelligence (A.I.) and Machine Learning (M.L.) models. The models generated are production ready and created to back specific products in Mastercard's authentication and authorization networks. The Data Science team is also responsible for developing automated processes for creating models covering all modeling steps, from data extraction up to delivery. In addition, the processes must be designed to scale, to be repeatable, resilient, and industrialized. You will be joining a team of Data Scientists and engineers working on innovative A.I. and M.L. attack detection, fraud detection, and anti-money laundering solutions. Our innovative cross-channel AI solutions are applied in Fortune 500 companies in industries such as fin-tech, investment banking, biotech, healthcare, and insurance. We are pursuing a highly motivated individual with strong problem-solving skills to take on the challenge of structuring and engineering data and cutting-edge A.I. model evaluation and reporting processes. Role As a Lead Data Scientist, you will: • Work closely with the business owners to understand business requirements, performance metrics regarding data quality and model performance of customer facing products • Lead the development of advancing attack detection models • Oversee implementation of data and model development pipelines • Explore anomalous and fraudulent patterns or trends for feature discovery and enhance attack detection model performance • Manage the testing of trained models to ensure their robustness and assess their readiness for deployment All About You Essential Skills: • Data science and data engineering experience • Knowledge of model optimization techniques and the ability to work closely with data scientists implementing and optimizing models within big data pipelines • Experience with deep learning frameworks (TensorFlow, PyTorch, Keras) and holds strong grasp over data science and machine learning concepts, such as multiple of XGBoost/LightGBM/GBM, Isolation Forest, and clustering • Strong background in statistics, probability, and linear algebra as applied to machine learning models. • Experience with SQL language and one or multiple of the following database technologies: Hadoop, Spark, PostgreSQL. • Good knowledge of Linux / Bash environment • Python, Pyspark • Good communication skills • Highly skilled problem solver • Exhibits a high degree of initiative and critical thinking • Graduate degree in CS, or a STEM related field. • Demonstrated ability to independently contribute to overall team objectives. Nice to have: • Experience building payment attack or fraud detection models • Experience in timeseries modeling techniques • Ph.D. degree in CS, Data Science, Machine Learning, AI or a related STEM field • Experience in with data engineering in PySpark on petabyte scale data • Understands and implements methods to evaluate own work and others for error • Loves working with error-prone, messy, disparate, unstructured data Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Pay Ranges O'Fallon, Missouri: $138,000 - $221,000 USD

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Software Development Engineer II Who is Mastercard? Mastercard is a global technology company in the payments sector. We power payments and provide products and services for individuals and industries all around the world. Our people, technology, data and brand provide the capabilities that drive our success. We believe in connecting people to priceless possibilities. As a company, we know that our success is driven by the skills, experience, integrity and mindset of the talent we hire. By building an inclusive, world-class culture, our employees have once-in-a-career opportunities to be a part of teams that have a greater impact on our community and our world. We invite you to join our team to find out how you too can start something priceless. Program Overview [ CCE]Mastercard's Commercial Solutions team is a rapidly growing organization with responsibilities to deliver innovative solutions to help our customers grow and expand their business. Focused on thinking big and scaling fast around the globe, this dynamic team is responsible for end-to-end solutions for a diverse global customer base. We are seeking a Senior Software Engineer to play a pivotal role in a cross-functional development team within the Commercial Solutions organization. Role: • A hands-on full stack engineer that can code and build high quality secure front end and REST API/backend that is modular, functional, and testable. • Contribute to all parts of the software's development including design, development, test, deployment, support, documentation, configuration • Build performant, scalable and secure web applications. • Follow given directions and procedures in software delivery tasks (code development, test, deployment) • Provide guidance and direction on systems and web application architecture and system design. • Guide and coach less experienced engineers. • Focus on user-centered design and problem solving • Participate and drive design, technical and code reviews. • Implement coding standards and approaches. • Promote an Agile approach to software development. Insist on a culture of continuous integration and delivery, automation and minimizing blast radius. • Demonstrate active learning and sharing of software practices via Guild/Engineering community initiatives All About You: • Successfully designed and developed externally facing web applications utilizing modern single page application frameworks. Good knowledge of Spring, Spring Data JPA, REST and other frameworks • Full stack developer with ability to write secure code in backend & frontend programming languages (Java, JavaScript, Angular, SQL) and familiar with secure coding standards and vulnerability management • Possess an understanding of multi-tier web development; including knowledge of server-side technologies and databases. • Passion for improving code quality using approaches such as unit and end to end testing. • Understanding of web application optimizations such as progressive web apps, web workers, browser repaints and reflows, performance and memory optimizations, debugging leaks, caching, flame graphs. • Experience and knowledge of authentication and authorization workflows using concepts like JWT. • Deep knowledge of continuous integration and delivery and toolsets that provide this ability. • Understanding of agile principles and methodologies. • Use and understand Git based source control systems. • Previous experience implementing and complying with ADA and WCAG requirements. • Strong analytical and excellent problem-solving skills Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations. Pay Ranges O'Fallon, Missouri: $92,000 - $147,000 USD

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Software Engineer II Provides support of applications software through programming, analysis, design, development and delivery of software solutions. Responsible for programming, testing, implementation, documentation, maintenance and support of systems application software in adherence with MasterCard standards, processes and best practices. •Develop high quality, secure, scalable software solutions based on technical requirements specifications and design artifacts within expected time and budget. •Perform feasibility studies, logic designs, detailed systems flowcharting, analysis of input-output flow, cost and time analysis. •Work with project team to meet scheduled due dates, while identifying emerging issues and recommending solutions for problems and independently perform assigned tasks, perform production incident management. Participate in on-call pager support rotation. •Document software programs per Software Development Best Practices. Follow MasterCard Quality Assurance and Quality Control processes. •Assist Senior Team members in modification of the documentation templates per the needs of the project and technology. •Contribute ideas to help ensure that required standards and processes are in place and actively look for opportunities to enhance standards and improve process efficiency. •Support collection and reporting of project and software metrics. Education: •Bachelor's degree in Information Technology, Computer Science or Management Information Systems or equivalent work experience. Knowledge / Experience: •Thorough knowledge and understanding of Software Engineering Concepts and Methodologies is required. •1 to 3 years of experience in software engineering field. Ability to work as a member of matrix based diverse and geographically distributed project team. Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Report any suspected information security violation or breach, and In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; S. observed holidays; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement;

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Business Rules, Lead Software Engineer Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Overview The Business Rules Engineering & Strategy team is looking for a Lead Software Engineer to drive forth our mission of building robust IBM ODM Rule solutions that provide transaction level decisioning, alerting and notifications. Business Rules embed intelligence into the transactional cycle by leveraging scoring models, cohesive rule strategies and behavioral data, and when combined with our agile rule development & deployment capabilities, results in a competitive advantage for all stakeholders, in the entire payment ecosystem. Role Provide technical leadership, rule strategy design and product requirement elaboration expertise for fraud prediction applications, which include mission critical, high volume transaction processing systems. Oversee all changes and analyze new development requests; provide feedback on capabilities and effectiveness of rule-based solutions to all stakeholders. Own all aspects of communication as rule development cycle unfolds; develop reports and authoritative responses pertaining to your products & technical solutions. Ownership, creation and maintenance of all product documentation, and relevant "How To" technical process pages. Accountability, ownership and representation of your products and solutions in all facets of engagement with other groups. All About You The ideal candidate for this position should: Have a bachelor's degree in Information Systems, Information Technology, Computer Science or Engineering or equivalent work experience. Have IBM Operational Decision Manager software experience Have current experience in delivering technical solutions and capabilities to meet business and product strategies, including a focused relationship with technical and business providers. Financial Services or Payments experience a plus. Direct experience with the development of custom software applications and services across a variety of technology selections and frameworks. Experience with software engineering concepts and methodologies, including agile lifecycles, testing automation, and behavior-driven development. Strong background in object-oriented architecture, design, and development. Direct Java experience preferred. Experience with multiple OO languages and SQL a plus. High-energy and detail-oriented, with the ability to function under pressure in an independent environment with a high degree of initiative and self-motivation to drive results; good at organizing and planning for several concurrent initiatives with conflicting needs. Interested in building solutions that help recognize and prevent payment fraud? Strong sense of curiosity, analytical problem solving and is passionate about the customer experience journey Flexible work style with the ability to quickly pivot to new priorities Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations. Pay Ranges O'Fallon, Missouri: $140,000 - $231,000 USD

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Lead Software Engineer Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Smart Interface Overview: Diverse agile team working on the Smart Interface product which is a set of APIs that allow Mastercard customers to participate in the 3-D Secure ecosystem. The 3-D Secure authentication protocol is based on a three-domain model where the Acquirer and Issuer are connected by the Interoperability Domain for the purpose of authenticating a Cardholder during an electronic commerce (e-commerce) transaction or to provide identity verification and account confirmation. Smart Interface provides this interoperability where the main function is to route authentication requests to the appropriate Directory Server for further processing. We support e-commerce (browser and in app) transactions from around the world. Role • This position serves as a technical leader within a team tasked with guiding the design, development, and delivery of significant cross-departmental initiatives that have a wide scope and long-term business impact. • Candidates must be able to obtain a deep technical understanding of the applications/systems that they are working on and must be willing to dig in and ask challenging questions to make sure that plans are executed efficiently. • Candidates must demonstrate strong engineering and technical leadership and the ability to engage in out-of-the-box problem-solving. • Candidate will be responsible for researching alternative technical solutions for changing business needs. • Demonstrate active learning and sharing of software practices via Guild/Engineering community initiatives • Provide technical design and architecture advice to internal teams on securely developing and building applications and supporting systems • Regularly communicate with management about risk analysis and design trade-offs. • Work on Pre SDLC or Discovery activities, owning and contributing to assigned activities related to technical feasibility & assessment and providing responses. • Provide guidance to teams on development standards, automation, and tools. • Identify performance bottlenecks and come up with novel ways to solve them. • Work to define feature requirements and deliver the product that materially impacts the business and improves the consumer experience. All about you • Demonstrate a profound mastery of software engineering concepts and practices across all phases of the software development lifecycle, showcasing an exceptional breadth of knowledge and insight. • Hand-on experience in Shell Scripting (Unix/Windows) • Proficient in any of the following programming languages: Java, Python or Rust. • Fundamental understanding of private or public cloud ecosystems and CI/CD practices. • Desire to stay abreast of new development technologies and tools. • Demonstrate the ability to articulate and communicate effectively to diverse audiences, properly translate security and risk management terminology into business terms, and recommend alternative solutions to these stakeholders. • Excellent interpersonal skills and ability to work in a collaborative environment. • Strong communication skills, with an ability to express design ideas to a development team. • BS in Computer Science or related technical field or equivalent practical experience. • Working experience in a continuous integration development environment, preferably Jenkins. • Experience in secure software development. To find US Salary Ranges, visit People Place. Under the Compensation tab, select "Salary Structures." Within the text of "Salary Structures," click on the link "salary structures 2025," through which you will be able to access the salary ranges for each Mastercard job family. For more information regarding US benefits, visit People Place and review the Benefits tab and the Time Off & Leave tab. Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Pay Ranges O'Fallon, Missouri: $138,000 - $221,000 USD

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Software Engineer II Who is Mastercard? At Mastercard technology, we work to connect and power an inclusive, digital economy that benefits everyone, everywhere, by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships, and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. We cultivate a culture of inclusion for all employees that respects their individual strengths, views, and experiences. We believe that our differences enable us to be a better team - one that makes better decisions, drives innovation, and delivers better business results. Technology at Mastercard What we create today will define tomorrow. Revolutionary technologies that reshape the digital economy to be more connected and inclusive than ever before. Safer, faster, more sustainable. And we need the best people to do it. Technologists who are energized by the challenges of a truly global network. With the talent and vision to create the critical systems and products that power global commerce and connect people everywhere to the vital goods and services they need every day. Working at Mastercard means being part of a unique culture. Inclusive and diverse, a rich collaboration of ideas and perspectives. A place that celebrates your strengths, values your experiences, and offers you the flexibility to shape a career across disciplines and continents. And the opportunity to work alongside experts and leaders at every level of the business, improving what exists, and inventing what's next. About the Role • Successfully lead multiple initiatives and complex assignments with broad scope and long-term business implications. • Develop innovative solutions that meet specific business needs. • Partner with TPMs, PMTs, and lead SDE across the initiatives to lead SDLC efforts. • Assist and collaborate with solution architects and cross functional teams across the different regions. • Create proof of concept applications • Collaborate with business and technical partners • Assist in the evaluation of 3rd parties and 3rd party products. • Ensure adherence to established quality control practices. • Create and maintain technology roadmaps. • Ensure adherence to established software development process. • Effectively communicate to management, business owners, and other stake holders. All About You • Bachelor's degree in Information Systems, Information Technology, Computer Science or Engineering or equivalent experience. • Seasoned tech lead having experienced technologists with technical breadth and depth coupled with strong interpersonal skills. • An architect who loves to solve complex problems and passionate about designs, quality of deliverables, and collaborating with high performing teammates towards product delivery and support • Contribute to the delivery of decoupling the existing platforms into smaller reusable services by maintain a technology roadmaps • Brings in cloud based architect experience and integrating vendor and open source products into an overall systems • Experience on integration using external third party libraries and APIs, payment gateways, CI understanding • Expertise and advanced skills in designing, analyzing, troubleshooting, implementing large-scale, robust solutions systems that perform faultlessly at scale, with high availability resilience • Ability to quickly learn and implement new technologies, frameworks and tools and support & manage multiple concurrent initiative/projects under Strategic Growth and working as a member of a matrix based diverse and geographically distributed project team. • Experience in delivering secure solutions in Financial Services Sector is preferred. • Advanced knowledge and understanding of Software Engineering Concepts and Methodologies are required. • Expertise in TPL [The pattern Language, formerly Tideway Pattern Language] versions 1.12+ and associated Query Language or similar languages (Python/Jython/Perl) Skills • Ability to be high-energy, detail-oriented, proactive and able to function under pressure in an independent environment along with a high degree of initiative and self-motivation to drive results. • Strong communication skills -- both verbal and written - and strong relationship, collaboration skills and organizational skills. • Ability to quickly learn and implement new technologies, frameworks and tools and support multiple concurrent activities and to interface with external / internal resources, working as a member of a matrix based diverse and geographically distributed project team. • Experience architecture, design patterns and responsible for designing, developing and running micro services. • Ability to innovate and develop new approaches to complex design problems and experience leading design efforts and providing technical leadership to developers • Ability to work with PMT, TPM, PO & software engineering team to translate requirements to design, implementation of quality deliverables. • Supervise & review design & implementation to comply with industry standard practices and quality attributes. • Generate and manage reference architecture to preserve & reuse the knowledge, reproduce artifacts to leverage for architecture & design description. Key Technology Areas • Object-oriented design and programming • Open source frameworks such as Spring, Springboot, Spring batch and Hibernate • Oracle, PL/SQL, JDBC, Postgress, redis • Web Services (SOAP, REST, XML, XSL) • Object-oriented design and programming Preferred Knowledge • Cloud Technologies (PCF/AWS/Azure) • Linux/Bash skills • CI/CD with Jenkins or equivalent tooling • Agile development methodology • Knowledge of REGx in pattern Matching • Working with a preferred IDE such as Visual Studio Code, Eclipse or Notepad ++Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations. Pay Ranges O'Fallon, Missouri: $92,000 - $147,000 USD

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Software Engineer II Job Overview: Provides support of applications software through programming, analysis, design, development and delivery of software solutions. Researches alternative technical solutions for changing business needs. Major Accountabilities: •Responsible for programming, testing, implementation, documentation, maintenance and support of systems application software in adherence with MasterCard standards, processes and best practices. •Develop high quality, secure, scalable software solutions based on technical requirements specifications and design artifacts within expected time and budget. •Research, create and evaluate technical solution alternatives for the business needs current and upcoming technologies and frameworks. •Perform feasibility studies, logic designs, detailed systems flowcharting, analysis of input-output flow, cost and time analysis. •Work with project team to meet scheduled due dates, while identifying emerging issues and recommending solutions for problems and independently perform assigned tasks, perform production incident management. Participate in on-call pager support rotation. •Document software programs per Software Development Best Practices. Follow MasterCard Quality Assurance and Quality Control processes. •Assist Senior Team members in modification of the documentation templates per the needs of the project and technology. •Contribute ideas to help ensure that required standards and processes are in place and actively look for opportunities to enhance standards and improve process efficiency. •Support collection and reporting of project and software metrics. Education: •Bachelor's degree in Information Technology, Computer Science or Management Information Systems or equivalent work experience. Knowledge / Experience: •Thorough knowledge and understanding of Software Engineering Concepts and Methodologies is required. •Must demonstrate MC Core Competencies. •1 to 3 years of experience in software engineering field. Skills/ Abilities: •Must be high-energy, detail-oriented and proactive with the ability to function under pressure in an independent environment. •Must provide the necessary skills to have a high degree of initiative and self-motivation with a willingness and ability to learn and take on challenging opportunities. •Strong communication skills -- both verbal and written - with strong relationship, collaborative skills and organizational skills. •Ability to work as a member of matrix based diverse and geographically distributed project team. Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Pay Ranges O'Fallon, Missouri: $92,000 - $147,000 USD

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Smart Interface Overview: Diverse agile team working on the Smart Interface product which is a set of APIs that allow Mastercard customers to participate in the 3-D Secure ecosystem. The 3-D Secure authentication protocol is based on a three-domain model where the Acquirer and Issuer are connected by the Interoperability Domain for the purpose of authenticating a Cardholder during an electronic commerce (e-commerce) transaction or to provide identity verification and account confirmation. Smart Interface provides this interoperability where the main function is to route authentication requests to the appropriate Directory Server for further processing. We support e-commerce (browser and in app) transactions from around the world. Role All staff at Mastercard are expected to demonstrate 'Mastercard Way' cultural values every day - own it, simplify it, sense of urgency, thoughtful risk-taking, unlock potential, and be inclusive - with a relentless focus on our customers. As a Sr Software Development Engineer at Mastercard, you are expected to perform the following general duties: • Work with business/product owners to develop and deliver on new and enhanced services • Drive the application design, including dependent services, service interactions, and policies • Participate in team prioritization discussions with Product/Business stakeholders • Estimate and own delivery tasks (design, dev, test, deployment, configuration, documentation) to meet business requirements • Drive integration of services focusing on customer journey and experience • Simplify and improve the cost/benefit of a function/service/architecture strategy • Automate build, operate, and run aspects of Smart Interface All About You • Has the ability to write secure code in two or more languages (e.g., Java, JavaScript, Angular) and familiar with secure coding standards (e.g., OWASP, CWE, SEI CERT) and vulnerability management • Has skills in building applications using open frameworks to achieve reuse and reduce development times (e.g., Spring Boot, Angular, others) • Understands internals of operating systems (Windows, Linux) to write interoperable and performant code • Understands internals of Pivotal Cloud Foundry (PCF) and Cloud platforms and tools • Has skills to undertake infrastructure and deployment automation using industry-standard tooling (e.g., Chef, Puppet, SaltStack, Terraform, Ansible) • Familiar with the adoption of standard logging frameworks and tools (e.g., log4j, Splunk) to aggregate and analyze time-series of logs • Has skills to build monitoring and alerting focusing on key signals (resource usage, threshold breaches, rate of change) by using industry-standard tools (e.g., Splunk, Dynatrace) • Able to perform debugging and troubleshooting to analyze core, heap, thread dumps and remove coding errors • Understands software development productivity metrics (e.g., code churn, commit size, commits/story) and help teams to remove blockers and continuously improve code velocity, quality, and release frequency • Understands Platform-as-a-Service to build applications that run on standardized application platforms and deploy specifications, e.g., Web and application servers, API Gateways, Database Services, and Load balancers • Has skills to engage engineers across Technology organization to promote standard software patterns and reuse of common libraries and services • Has skills to succinctly articulate architecture patterns of complex systems, with business and technical implications, to executive and customer stakeholders • Leverages understanding of DevOps best practices to guide developers and abstract application development from underlying hosting platforms and infrastructure • Has skills to evaluate practices, metrics, and roles to continually optimize SDLC methodologies and automate processes to improve lead time and quality To find US Salary Ranges, visit People Place. Under the Compensation tab, select "Salary Structures." Within the text of "Salary Structures," click on the link "salary structures 2025," through which you will be able to access the salary ranges for each Mastercard job family. For more information regarding US benefits, visit People Place and review the Benefits tab and the Time Off & Leave tab. Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Pay Ranges O'Fallon, Missouri: $115,000 - $184,000 USD

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer Overview Mastercard's Commercial Solutions team is a rapidly growing organization with responsibilities to deliver innovative solutions to help our customers grow and expand their business. Focused on thinking big and scaling fast around the globe, this dynamic team is responsible for end-to-end solutions for a diverse global customer base. We are seeking a Lead Software Development Engineer to lead a cross-functional development team within the Commercial Solutions organization. Role: • Build performant, scalable and secure web applications. • Provide leadership, guidance and direction on systems and web application architecture and system design. • Guide and coach less experienced engineers. • Focus on user-centered design. • Spearhead design, technical and code reviews. • Implement coding standards and approaches. • Promote an Agile approach to software development. Insist on a culture of continuous integration and delivery, automation and minimizing blast radius. • Collaborate with teams across the organization to mitigate risk and resolve dependencies. All About You: • Successfully designed and developed externally facing web applications utilizing modern single page application frameworks. Angular and React JS preferred. • Good understanding of JavaScript and it's benefits and quirks. • Proven experience building ADA and WCAG compliant web applications. • Successfully designed and developed cloud ready REST APIs utilizing industry best practices. • Good understanding of Cloud Architecture and it's benefits and quirks. • Good understanding of Messaging frameworks and event-based architecture and it's benefits and quirks. • Possess an understanding of multi-tier web development; including knowledge of server-side technologies and databases. • Understanding of web application optimizations such as progressive web apps, web workers, browser repaints and reflows, performance and memory optimizations, debugging memory leaks, caching, flame graphs. • Experience and knowledge of authentication and authorization workflows using concepts like JWT. • Have proficiency in Quality engineering and experience working with tools like Rest Assured, Cypress or similar technologies.. • Passion for improving code quality using approaches such as unit, automation and end to end testing. • Deep knowledge of Continuous Integration and Delivery and toolsets that provide this ability. • Understanding of agile principles and methodologies and experience implementing and adapting them to fit the team's needs. • Use and understand Git based source control systems. Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations. Pay Ranges O'Fallon, Missouri: $115,000 - $184,000 USD

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer (Java, Hadoop) Our Purpose We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. We cultivate a culture of inclusion for all employees that respects their individual strengths, views, and experiences. We believe that our differences enable us to be a better team - one that makes better decisions, drives innovation and delivers better business results. Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Overview Be part of MasterCard's Decision Management Platform, which serves as the decisioning engine for multiple business solutions to combat fraud and validate cardholder identity. Our patented Java-based platform processes billions of transactions per day in tens of milliseconds using a multi-tiered, message-oriented approach for high performance and availability. Have you ever wanted to be a part of something BIG? Do you have experience integrating new and emerging technologies into existing environments as technologies evolve and demands change? In this role, you can make an immediate impact for a Leading Global Technology Company, MasterCard. The Senior Software Engineer role is responsible for working with teams across the company to implement new data solutions while maintaining the stability of the platform. You'll work within the Fraud Data Engineering team to grow their knowledge and expertise. You will get the chance to work with extremely large data sets and be on the cutting edge of transforming the way Mastercard captures, processes, stores and visualizes transactional data. We're looking for a highly skilled and passionate engineer who thrives at the intersection of customer needs, business goals, and cutting-edge technology. The ideal candidate is not only technically proficient but also deeply curious, collaborative, and committed to delivering impactful solutions. Key Responsibilities -6-8 years of experience in software application development, with a strong foundation in programming. -Minimum 5 years of hands-on experience in Java or Scala. -At least 3 years of experience working with Hadoop platforms. -Solid understanding of software engineering principles, including object-oriented design and microservices architecture. -Proven expertise in building data processing applications using Scala and Python 3.10+. -Strong grasp of design patterns, clean code practices, and writing maintainable, scalable software. -Experience developing container-based applications in a microservices environment. -Passion for learning and mentoring, with a collaborative mindset and eagerness to grow technical skills. -Deep knowledge of Big Data platforms such as Databricks, Cloudera, Teradata, and the underlying Hadoop architecture. -Creative problem-solver with a startup mentality and enthusiasm for tackling complex data and algorithmic challenges. -Proficient with Git or similar version control systems. -Committed to building high-quality, robust, and scalable software, with experience in CI/CD, test automation, and monitoring/alerting. -Comfortable working in a high-performing Agile team. -Excellent communication and interpersonal skills. Preferred Qualifications -Experience with relational and NoSQL databases, including query optimization and performance tuning. -Hands-on experience with Spark 3.x and building large-scale batch data -pipelines on Hadoop clusters. -Familiarity with messaging systems like Kafka and reactive architecture paradigms. -Experience designing fault-tolerant, high-availability systems. -Background in data modeling and building data dictionaries for big data environments. -Exposure to cloud platforms such as Azure, AWS, or IBM Cloud (in order of preference). -Knowledge of secure software development, including tools like Checkmarx. -Experience with data analytics platforms, workflow engines, and UNIX shell scripting. -1-2 years of experience in software architecture and mentoring junior engineers. Skills & Attributes -High energy, detail-oriented, and proactive with the ability to work independently under pressure. -Strong initiative and self-motivation to drive results. -Excellent verbal and written communication skills. -Strong collaboration and organizational abilities. -Willingness to embrace challenges and work within a matrixed, geographically distributed team. About Mastercard In the US, Mastercard is an inclusive Equal Employment Opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. If you require accommodations or assistance to complete the online application process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting.? Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices. Ensure the confidentiality and integrity of the information being accessed. Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. #LI-KC Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations. Pay Ranges O'Fallon, Missouri: $115,000 - $184,000 USD

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Lead AI/DevOps Engineer Job Description: Please make an application promptly if you are a good match for this role due to high levels of interest. Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Overview: The LLM as a Service team is looking for a Lead AI/DevOps Engineer to drive our customer experience strategy forward by consistently innovating and problem-solving. The ideal candidate is passionate about the customer experience journey, highly motivated, intellectually curious, analytical, and possesses an entrepreneurial mindset. The Role: • Lead DevOps initiatives in on-prem environments. • Design, deploy, and manage scalable AI infrastructure using Kubernetes for reliable orchestration of large language models and related services. • Develop proof-of-concept solutions for advanced AI use cases, including model context protocols (MCPs), LLMs, retrieval-augmented generation (RAG), and agentic workflows. • Partner with security and governance teams to ensure AI solutions comply with enterprise policies, regulatory standards, and privacy best practices. • Collaborate with infrastructure and platform teams to optimize cloud resources for scalable, efficient, and cost-effective AI workloads. • Work directly with customer teams to gather requirements, deliver innovative solutions, and provide ongoing technical support throughout the AI product lifecycle. All About You: • Proficient in DevOps tools such as Splunk, Dynatrace, Grafana, Prometheus, OpenShift Kubernetes, Docker, and Helm. • Strong hands-on experience with Python; GoLang is a plus. • Customer-focused mindset with a commitment to delivering simple, valuable solutions. • Driven by a clear mission to prioritize customer needs. • Continuously monitor market trends and competitors to inform strategy. • Proactively engage with customers to understand their challenges and identify impactful solutions. • Seek complementary products or services to enhance customer outcomes. • Identify resource gaps and propose sustainable, team-benefiting solutions. • Communicate technical concepts clearly and concisely. • Confident and precise communicator, capable of articulating vision and strategy to diverse stakeholders. • Solution-oriented approach to problem-solving. #AI1 Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations. xevrcyc Pay Ranges New York City, New York: $168,000 - $277,000 USD Arlington, Virginia: $161,000 - $266,000 USD Boston, Massachusetts: $161,000 - $266,000 USD O'Fallon, Missouri: $140,000 - $231,000 USD Remote - California: $140,000 - $231,000 USD Remote - New York: $140,000 - $231,000 USD San Francisco, California: $168,000 - $277,000 USD Job Posting Window Applications for this job posting will be accepted on an ongoing basis.

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential._ **Lead Software Engineer Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Diverse agile team working on the Smart Interface product which is a set of APIs that allow Mastercard customers to participate in the 3-D Secure ecosystem. The 3-D Secure authentication protocol is based on a three-domain model where the Acquirer and Issuer are connected by the Interoperability Domain for the purpose of authenticating a Cardholder during an electronic commerce (e-commerce) transaction or to provide identity verification and account confirmation. We support e-commerce (browser and in app) transactions from around the world. This position serves as a technical leader within a team tasked with guiding the design, development, and delivery of significant cross-departmental initiatives that have a wide scope and long-term business impact. - Candidates must be able to obtain a deep technical understanding of the applications/systems that they are working on and must be willing to dig in and ask challenging questions to make sure that plans are executed efficiently. - Demonstrate active learning and sharing of software practices via Guild/Engineering community initiatives - Provide technical design and architecture advice to internal teams on securely developing and building applications and supporting systems - Regularly communicate with management about risk analysis and design trade-offs. - Identify performance bottlenecks and come up with novel ways to solve them. - Demonstrate a profound mastery of software engineering concepts and practices across all phases of the software development lifecycle, showcasing an exceptional breadth of knowledge and insight. - Hand-on experience in Shell Scripting (Unix/Windows) - Proficient in any of the following programming languages: Java, Python or Rust. - Fundamental understanding of private or public cloud ecosystems and CI/CD practices. - Demonstrate the ability to articulate and communicate effectively to diverse audiences, properly translate security and risk management terminology into business terms, and recommend alternative solutions to these stakeholders. - BS in Computer Science or related technical field or equivalent practical experience. - Working experience in a continuous integration development environment, preferably Jenkins. - Experience in secure software development. Under the Compensation tab, select "Salary Structures." Within the text of "Salary Structures," click on the link "salary structures 2025," through which you will be able to access the salary ranges for each Mastercard job family. Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.Do not include any medical or health information in this email. All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: + Abide by Mastercard's security policies and practices; + Report any suspected information security violation or breach, and + In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; S. observed holidays; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement;

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Software Engineer II Provides support of applications software through programming, analysis, design, development and delivery of software solutions. Responsible for programming, testing, implementation, documentation, maintenance and support of systems application software in adherence with MasterCard standards, processes and best practices. •Develop high quality, secure, scalable software solutions based on technical requirements specifications and design artifacts within expected time and budget. •Perform feasibility studies, logic designs, detailed systems flowcharting, analysis of input-output flow, cost and time analysis. •Work with project team to meet scheduled due dates, while identifying emerging issues and recommending solutions for problems and independently perform assigned tasks, perform production incident management. Participate in on-call pager support rotation. •Document software programs per Software Development Best Practices. Follow MasterCard Quality Assurance and Quality Control processes. •Assist Senior Team members in modification of the documentation templates per the needs of the project and technology. •Contribute ideas to help ensure that required standards and processes are in place and actively look for opportunities to enhance standards and improve process efficiency. •Support collection and reporting of project and software metrics. Education: •Bachelor's degree in Information Technology, Computer Science or Management Information Systems or equivalent work experience. Knowledge / Experience: •Thorough knowledge and understanding of Software Engineering Concepts and Methodologies is required. •1 to 3 years of experience in software engineering field. Ability to work as a member of matrix based diverse and geographically distributed project team. Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Report any suspected information security violation or breach, and In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; S. observed holidays; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement;

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Lead AI/DevOps Engineer Job Description: Please make an application promptly if you are a good match for this role due to high levels of interest. Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Overview: The LLM as a Service team is looking for a Lead AI/DevOps Engineer to drive our customer experience strategy forward by consistently innovating and problem-solving. The ideal candidate is passionate about the customer experience journey, highly motivated, intellectually curious, analytical, and possesses an entrepreneurial mindset. The Role: • Lead DevOps initiatives in on-prem environments. • Design, deploy, and manage scalable AI infrastructure using Kubernetes for reliable orchestration of large language models and related services. • Develop proof-of-concept solutions for advanced AI use cases, including model context protocols (MCPs), LLMs, retrieval-augmented generation (RAG), and agentic workflows. • Partner with security and governance teams to ensure AI solutions comply with enterprise policies, regulatory standards, and privacy best practices. • Collaborate with infrastructure and platform teams to optimize cloud resources for scalable, efficient, and cost-effective AI workloads. • Work directly with customer teams to gather requirements, deliver innovative solutions, and provide ongoing technical support throughout the AI product lifecycle. All About You: • Proficient in DevOps tools such as Splunk, Dynatrace, Grafana, Prometheus, OpenShift Kubernetes, Docker, and Helm. • Strong hands-on experience with Python; GoLang is a plus. • Customer-focused mindset with a commitment to delivering simple, valuable solutions. • Driven by a clear mission to prioritize customer needs. • Continuously monitor market trends and competitors to inform strategy. • Proactively engage with customers to understand their challenges and identify impactful solutions. • Seek complementary products or services to enhance customer outcomes. • Identify resource gaps and propose sustainable, team-benefiting solutions. • Communicate technical concepts clearly and concisely. • Confident and precise communicator, capable of articulating vision and strategy to diverse stakeholders. • Solution-oriented approach to problem-solving. #AI1 Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations. xevrcyc Pay Ranges New York City, New York: $168,000 - $277,000 USD Arlington, Virginia: $161,000 - $266,000 USD Boston, Massachusetts: $161,000 - $266,000 USD O'Fallon, Missouri: $140,000 - $231,000 USD Remote - California: $140,000 - $231,000 USD Remote - New York: $140,000 - $231,000 USD San Francisco, California: $168,000 - $277,000 USD Job Posting Window Applications for this job posting will be accepted on an ongoing basis.

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Lead AI/DevOps Engineer Job Description: Please make an application promptly if you are a good match for this role due to high levels of interest. Who is Mastercard? Mastercard is a global technology company in the payments industry. Our mission is to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart, and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments, and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. Overview: The LLM as a Service team is looking for a Lead AI/DevOps Engineer to drive our customer experience strategy forward by consistently innovating and problem-solving. The ideal candidate is passionate about the customer experience journey, highly motivated, intellectually curious, analytical, and possesses an entrepreneurial mindset. The Role: • Lead DevOps initiatives in on-prem environments. • Design, deploy, and manage scalable AI infrastructure using Kubernetes for reliable orchestration of large language models and related services. • Develop proof-of-concept solutions for advanced AI use cases, including model context protocols (MCPs), LLMs, retrieval-augmented generation (RAG), and agentic workflows. • Partner with security and governance teams to ensure AI solutions comply with enterprise policies, regulatory standards, and privacy best practices. • Collaborate with infrastructure and platform teams to optimize cloud resources for scalable, efficient, and cost-effective AI workloads. • Work directly with customer teams to gather requirements, deliver innovative solutions, and provide ongoing technical support throughout the AI product lifecycle. All About You: • Proficient in DevOps tools such as Splunk, Dynatrace, Grafana, Prometheus, OpenShift Kubernetes, Docker, and Helm. • Strong hands-on experience with Python; GoLang is a plus. • Customer-focused mindset with a commitment to delivering simple, valuable solutions. • Driven by a clear mission to prioritize customer needs. • Continuously monitor market trends and competitors to inform strategy. • Proactively engage with customers to understand their challenges and identify impactful solutions. • Seek complementary products or services to enhance customer outcomes. • Identify resource gaps and propose sustainable, team-benefiting solutions. • Communicate technical concepts clearly and concisely. • Confident and precise communicator, capable of articulating vision and strategy to diverse stakeholders. • Solution-oriented approach to problem-solving. #AI1 Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations. xevrcyc Pay Ranges New York City, New York: $168,000 - $277,000 USD Arlington, Virginia: $161,000 - $266,000 USD Boston, Massachusetts: $161,000 - $266,000 USD O'Fallon, Missouri: $140,000 - $231,000 USD Remote - California: $140,000 - $231,000 USD Remote - New York: $140,000 - $231,000 USD San Francisco, California: $168,000 - $277,000 USD Job Posting Window Applications for this job posting will be accepted on an ongoing basis.

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Principal Software Engineer, Data Architecture Overview: If you are interested in applying for this job, please make sure you meet the following requirements as listed below. Mastercard's Data & Analytics is seeking a visionary and results-oriented Senior Principal Software Engineer, Data Architecture to lead the design and evolution of Mastercard's enterprise data architecture. This foundational technical role is responsible for defining how data is collected, organized, governed, and distributed across Mastercard's global infrastructure. Reporting to the EVP of Data & Analytics, this engineer will shape architectural frameworks and standards that drive product innovation, operational excellence, and regulatory compliance across a hybrid cloud environment. The Mastercard's Data & Analytics organization is undergoing a bold transformation to modernize our global data ecosystem-unlocking value through secure, scalable, and compliant data capabilities. Role: Data Architecture Strategy & Execution • Lead the design and execution of Mastercard's enterprise data architecture across a complex, global ecosystem. • Drive modernization from legacy and on-prem systems to modern, cloud-native, and hybrid data platforms. • Architect scalable, secure data solutions that meet evolving regulatory requirements (e.g., ISO 20022, data localization, GDPR). • Create reusable, domain-oriented data models that promote consistency, interoperability, and self-service across business units. • Define and implement architectural patterns supporting both real-time and batch data processing across relational and non-relational systems. • Champion adoption of modern data principles including Data Mesh, data products, and federated governance. Governance, Alignment & Agile Integration • Serve as a key technical leader on the Data & Analytics Architecture Review Board to ensure alignment across programs and domains. • Collaborate with Mastercard's Architecture, Security, and Engineering organizations to embed data architecture into enterprise-wide standards. • Apply Agile methodologies to data architecture initiatives, enabling iterative delivery, rapid feedback, and cross-functional collaboration. • Represent Data & Analytics in enterprise architecture councils, steering committees, and executive planning forums. Cross-Functional Leadership & Mentorship • Lead and scale technical excellence by mentoring engineers, architects, and technical experts across distributed systems, cloud platforms, and data modeling. • Act as a trusted advisor to business, product, and engineering leaders-bridging technical strategy with enterprise priorities. • Build relationships and communicate effectively with internal and external stakeholders, including senior executives, to influence data-driven strategies and decisions. All About You: • Proven experience as a Senior Principal Engineer or equivalent in enterprise data architecture, data engineering, or data platform strategy. • Deep expertise in building and modernizing distributed data platforms using technologies such as Apache Spark, Kafka, Flink, NiFi, and Cloudera/Hadoop. • Hands-on proficiency with modern data platforms and tools including Databricks, Snowflake, Delta Lake, and Redshift. • Experienced in designing and operating real-time and batch data pipelines in hybrid and cloud-native environments (AWS, Azure, GCP). • Knowledge of Data Mesh principles, federated governance, and data product lifecycle management. • Experience working in Agile environments, leveraging modern delivery practices like Scrum, SAFe, or product-centric models. • Track record of leading large-scale data transformations and platform modernization initiatives in regulated industries such as Payments, Fintech, or Banking. • Understanding of card data flows, merchant ecosystems, and frameworks including ISO 20022 and data localization mandates. • Demonstrated ability to influence technical and business decisions at all levels, including C-suite stakeholders. • Strong executive presence with the ability to translate complex architecture concepts into business language. • Experience mentoring and leading global, cross-functional teams of high-performing technical talent. • Bachelor's degree in Computer Science, Data Engineering, Information Systems, or a related technical field required. This role is not eligible for Mastercard's work authorization sponsorship. As such, candidates must be eligible to work in the United States, now as well as in the future, without employer sponsorship. #LI-NF1 Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. xevrcyc Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Pay Ranges Arlington, Virginia: $230,000 - $368,000 USD Boston, Massachusetts: $230,000 - $368,000 USD Miami, Florida: $200,000 - $320,000 USD Purchase, New York: $230,000 - $368,000 USD

Wondering what's within Beckman Coulter Diagnostics? Take a closer look. At first glance, you'll see that for more than 80 years we've been dedicated to advancing and optimizing the laboratory to move science and healthcare forward. Join a team where you can be heard, be supported, and always be yourself. We're building a culture that celebrates backgrounds, experiences, and perspectives of all our associates. Look again and you'll see we are invested in you, providing the opportunity to build a meaningful career, be creative, and try new things with the support you need to be successful. Beckman Coulter Diagnostics is proud to work alongside a community of six fellow Diagnostics Companies at Danaher. Together, we're working at the pace of change to improve patient lives with diagnostic tools that address the world's biggest health challenges. We are seeking a skilled and experienced Software Developer to join our team. The successful candidate will be responsible for designing, developing, testing, implementing, and supporting our Document Management and PLM software solutions. The candidate should have a strong background in software development with expertise in Java software development. This position is part of the Employee Product and Quality Experiences team and will be USA Remote based. At Beckman Coulter, our mission is to Relentlessly Reimagine Healthcare, One Diagnosis at a Time. In this role, you will have the opportunity to: Design, develop, test, and implement Global Enterprise Document Management and PLM software solutions. Collaborate with cross-functional teams to understand business requirements and develop software solutions that meet those requirements. Develop detailed software design documents and user manuals. Provide technical support to end-users and resolve software issues. Participate in code reviews and software testing to ensure high-quality software development and stay up-to-date with industry trends and technologies related to Document Management and PLM software development. The essential requirements of the job include: Bachelor's Degree in Computer Science, Software Engineering, or related field. 5+ years of software development experience. Strong experience in developing software applications using Java, J2EE, and Oracle database technologies. Strong understanding of software development life cycle (SDLC). It would be a plus if you also possess previous experience in: Documentum (Document Management) and Windchill or Oracle PLM software architecture, design, and development is preferable but not required. Proficiency in setting up and managing CI/CD pipelines, experience in writing and optimizing Docker files, and familiarity with version control systems (ex. Git). Working experience in Java Spring Boot Framework The salary range for this role is $105K-$135K. This is the range that we in good faith believe is the range of possible compensation for this role at the time of this posting. This range may be modified in the future. This job is also eligible for bonus/incentive pay. #LI-Remote We offer comprehensive package of benefits including paid time off, medical/dental/vision insurance and 401(k) to eligible employees. Note: No amount of pay is considered to be wages or compensation until such amount is earned, vested, and determinable. The amount and availability of any bonus, commission, benefits, or any other form of compensation and benefits that are allocable to a particular employee remains in the Company's sole discretion unless and until paid and may be modified at the Company's sole discretion, consistent with the law. #L1-WT1 Join our winning team today. Together, we'll accelerate the real-life impact of tomorrow's science and technology. We partner with customers across the globe to help them solve their most complex challenges, architecting solutions that bring the power of science to life. For more information, visit **************** Danaher Corporation and all Danaher Companies are committed to equal opportunity regardless of race, color, national origin, religion, sex, age, marital status, disability, veteran status, sexual orientation, gender identity, or other characteristics protected by law. The U.S. EEO posters are available here. We comply with federal and state disability laws and make reasonable accommodations for applicants and employees with disabilities. If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact:************** or applyassistance@danaher.com.