Web developer jobs in Lowell, MA

Immediate need for a talented Mobile Developer (iOS). This is a 12+ Months Contract opportunity with long-term potential and is located in Westlake, TX/ Merrimack, NH (Onsite). Please review the job description below and contact me ASAP if you are interested. Job ID:25-92928 Pay Range: $65 - $70/hour. Employee benefits include, but are not limited to, health insurance (medical, dental, vision), 401(k) plan, and paid sick leave (depending on work location). Key Requirements and Technology Experience: Skills-4+ years of experience developing iOS applications in Swift, integrated with RESTful web services. Experience participating in at least one publicly available app release, from inception to launch, using automated tools such as Jenkins, Xcode build, and Fastlane. Swift UI experience is required. Experience with Graph QL is a plus 4+ years of iOS development experience using Swift with RESTful web services. Strong Swift UI experience (required). Experience with Graph QL and building REST APIs (plus). Experience releasing at least one publicly available iOS app, owning the process end-to-end using tools such as Jenkins, Xcode build, and Fastlane. Bachelor's degree in Computer Science or related field. Passion for crafting exceptional iOS experiences leveraging functional programming and reactive patterns. Strong understanding of the mobile landscape, architectures, and emerging technologies. Solid foundation in data structures, algorithms, and software engineering fundamentals. Strong knowledge of Test-Driven Development (TDD) and to ensure resilient, high-coverage applications. Collaborative mindset with the ability to contribute to application architecture. Our client is a leading Banking Industry and we are currently interviewing to fill this and other similar contract positions. If you are interested in this position, please apply online for immediate consideration. Pyramid Consulting, Inc. provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. By applying to our jobs you agree to receive calls, AI-generated calls, text messages, or emails from Pyramid Consulting, Inc. and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy here.

Local Only Full Time Hybrid (2-3 Days On Site) - Back End JAVA / AI Engineer $130,000-$150,000 Backend Engineer will architect and build AI-powered workflows, microservices, integrations and APIs. Candidates will work closely with Product, Engineering, Business, Data, and Operations to scale for high growth. Design AI-Powered Systems and Architect AI workflows for complex solutions Develop Microservices and use Spring-based architecture to build out scalable components Integration Engineering including API integrations with partners and clients Participate in data engineering tasks like data migration and ETL processes Cross-Team Collaboration: Work with product managers, designers, and other engineers to understand requirements and translate them into technical specifications Technical Documentation: Translate business requirements into technical specs and document solution architecture with design considerations Suggested Experience BS/MS plus 5 years of experience building enterprise applications Strong knowledge of microservices architecture, Spring Stack, Relational DB and RESTful APIs Proven experience with Spring tech stack (Spring Boot, Spring Cloud, Spring Data, Spring AI) Experience with cloud deployment services (AWS preferred, Azure, GCP) Knowledge of containerization and orchestration (Docker, Kubernetes) Experience with observability tools (Prometheus, Grafana, New Relic, Datadog)

ONLY LOCAL TO BOSTON, MA In-Person Interview is a must! No Corp-to-Corp - no vendors! Job Title: Senior Java Full Stack Developer Interview Process: 3 Rounds: 2 virtual, 1 on site with live coding and meet the team We are seeking a highly skilled Senior Java Developer with expertise spanning both middle-tier server development (50%) and presentation-tier development (50%). You will work end-to-end-from front-end user interfaces through to database/OOM layers-delivering robust, high-performance web applications. Key Responsibilities Collaborate with Business Analysts to translate business requirements into technical designs. Develop, test, and maintain high-quality source code across the full stack. Create and execute unit tests; support functional and system integration testing. Participate in deployment activities and production support when needed. Design and integrate application components for seamless interoperability. Ensure solutions meet performance, scalability, maintainability, and security standards. Required Qualifications Bachelor's degree in Computer Science, Engineering, or related field. 5+ years developing web-based applications using Java/J2EE technologies. Strong experience with: Core Java (multi-threading, Executor framework). Spring, Spring MVC, Hibernate, MyBatis. RESTful web services development and integration. JavaScript, JSP, CSS, HTML, Angular, and modern JS libraries (e.g., jQuery). AJAX, XML/XSLT, and JSON. Application servers: JBoss, Apache, Tomcat. SQL database design, stored procedures, and performance optimization. Experience building and deploying microservices in AWS Experience using GitHub Copilot in Agent mode to assist with Java development. Ability to create cross-browser, cross-platform compatible solutions. Strong understanding of web application security best practices.

***Local Candidates Only*** This role focuses on designing, developing, analyzing, and testing .NET-based solutions that power key systems across the whole enterprise. Success in this position requires the ability to understand complex business processes and translate them into simple, efficient, and scalable technical solutions. A strong foundation in integrating data between on-prem, hosted, and cloud applications is essential to support seamless enterprise data flow. Responsibilities Build, enhance, and maintain high-quality software applications using the Microsoft .NET Framework Utilize Visual Studio, C#, X++, and SQL Server while applying best practices in Microsoft DevOps Analyze and troubleshoot existing programs to improve performance and resolve issues; design and implement effective solutions for problematic code Partner with business users to gather and refine requirements, serving as a technical advisor for developing system management tools and process improvements Offer recommendations for software tools, upgrades, or enhancements that support business and technical objectives Requirements Minimum of 3-5 years of software development experience within a manufacturing environment Strong proficiency in MS Visual Studio, .NET Framework, and WinForms development Experience with Dynamics 365 -including X++ and LLBLGen Pro a plus Proficient in writing and optimizing SQL Server stored procedures and data modeling Ability to design scalable applications and create database schemas aligned with business processes Effective communicator with the ability to work both independently and collaboratively in a team environment

About the Role We are seeking a Senior .NET Developer to join a highly skilled engineering team focused on solving complex, high-impact technical challenges. This role involves building, maintaining, and enhancing enterprise-grade systems that support critical business functions. You'll work across multiple teams, partner with key stakeholders, and help drive initiatives that improve performance, scalability, and reliability across the technology stack. What You'll Do Design, develop, and maintain applications and services using .NET technologies (C#, ASP.NET, Web API). Troubleshoot and resolve complex technical issues across APIs, databases, and services. Collaborate with cross-functional teams including business users, product owners, and other engineers to deliver high-quality solutions. Participate in system modernization and integration projects to enhance data processing, automation, and performance. Contribute to architecture discussions, best practices, and continuous improvement initiatives. Mentor junior engineers and promote engineering excellence across the team. What You Bring Bachelor's degree in Computer Science, Computer Engineering, or a related field. 7+ years of professional software development experience, ideally in enterprise or financial environments. Strong proficiency in .NET / C# development, REST APIs, and relational databases (SQL Server, Oracle, etc.). Solid understanding of software engineering principles, system design, and performance optimization. Experience working in complex, data-driven environments and integrating with multiple systems. Strong analytical, problem-solving, and communication skills. Experience with financial systems or trading platforms is a plus, but not required. Why Join Us You'll be part of a collaborative team that values innovation, continuous learning, and technical excellence. This is a chance to work on impactful projects that directly support key business operations in a fast-paced, growth-oriented environment.

MUST BE A US CITIZEN, GREEN CARD HOLDER OR HAVE A H4 WORK AUTHORISATION | Full Stack .NET Developer | Hybrid Role - 3 days on site | Boston | We're seeking individuals who are skilled at analyzing complex issues and translating data into meaningful insights. In this role, you'll collaborate with a team that addresses a wide range of business and legal challenges, applying thoughtful analysis and sound judgment. If you value a workplace that emphasizes professional growth, teamwork, and impactful work, this opportunity will align well with your goals. Job Responsibilities Front-End Development Design, develop, and maintain user-friendly interfaces for internal tools, dashboards, or client-facing platforms. Translate complex analytical outputs into intuitive, interactive visualizations that clearly communicate key insights. Collaborate with technical and non-technical team members to refine requirements, ensuring usability and accessibility. Implement best practices for front-end development, including code organization, documentation, and testing. Continuously explore and adopt new front-end technologies, frameworks, and design patterns to improve functionality and efficiency. Analytical & Project Support Conduct detailed quantitative and qualitative analyses to support business and legal decision-making. Collect, clean, and process large datasets using analytical and statistical tools. Develop structured, clear, and accurate deliverables, including reports, presentations, and visualizations. Support project teams by managing tasks, tracking progress, and ensuring timely execution of responsibilities. Assist with troubleshooting data, software, or workflow issues and provide actionable solutions. Actively contribute to a collaborative, tech-forward environment by sharing knowledge, documenting processes, and mentoring junior team members. Cross-Functional Collaboration Partner with analysts, developers, and other team members to integrate technical and analytical insights into project solutions. Communicate findings effectively to both technical and non-technical stakeholders. Participate in brainstorming and problem-solving sessions to improve project outcomes and workflow efficiency. Requirements Technical & Analytical Skills Proficiency or willingness to learn front-end development tools and languages, such as JavaScript, HTML/CSS, React, or similar frameworks. Experience with data analysis and visualization tools, including Excel, Python, R, Stata, SQL, or equivalent. Ability to handle, clean, and interpret large datasets accurately and efficiently. Knowledge of best practices for reporting, visualization, and dashboard development. Comfort adapting to and learning new technologies, tools, and software as required. Professional & Personal Skills Strong analytical and critical-thinking abilities with meticulous attention to detail. Excellent written and verbal communication skills to present complex findings clearly and professionally. Ability to manage multiple responsibilities simultaneously, prioritize effectively, and meet deadlines. Strong organizational skills with a focus on accuracy, process improvement, and documentation. Collaborative mindset, able to work effectively in team-based environments and contribute to collective goals. Motivation to grow professionally in a technology-driven, innovative, and dynamic setting. Benefits Hybrid Role (3 days / week on-site) $140k / year Medical Dental 401(k) 15% annual bonus

Java Developer Boston, MA Contract Responsibilities: -Work with Business Analysts to understand requirements and translate to design -Source code development -Unit test case development -Functional/system integration testing support and deployment -Support production as needed and meet development schedules -Contribute to technical architecture decisions/efforts to build and maintain highly scalable software platforms Qualifications: -Bachelor's Degree, in Computer Science or a related field. -Minimum 5 years development experience in Java/J2EE technologies -Experience with Spring, Spring MVC, an ORM framework (my Batis or Hibernate preferred) -Experience with Java, JavaScript, JSP, CSS, HTML, jQuery -Experience with Cloud technologies focused on AWS (S3, ec2, kubernetes) -Proficient in relational databases (e.g., MySQL, PostgreSQL, DB2) and experience with writing complex queries and optimizing database performance. -Experience with NoSQL databases (e.g., DynamoDB, DocumentDB, MongoDB) for handling unstructured data. -Knowledge of XML, JSON, and AJAX techniques -Experience using and implementing RESTful web services -Experience with multi-threading using core Java libraries particularly the Executor framework. -Strong understanding of SQL database design -Experience with CI/CD Pipelines, Jenkins, Maven

**Must be able to obtain a Secret Clearance. US Citizenship Required.** CTS International is seeking highly motivated DevSecOps Software Engineers across a broad range of experience levels-Experienced, Senior, and Subject Matter Expert (SME) / Technical Lead Engineer (TLE)-to join an advanced software initiative involving CI/CD pipelines, AI tools, and hardware-in-the-loop (HIL) testing environments. This position is based onsite in Cambridge, MA and will contribute to the development, automation, deployment, and verification of safety-critical software systems within a high-performance engineering environment. Core Responsibilities Designs, develops, and completes test and verification of software products to ensure quality, reliability, and functionality. Partners with stakeholders to review and identify software requirements, define test objectives, and ensure testability throughout the CI/CD pipeline. Develops and maintains standardized processes, automated test scripts, and performance metrics to streamline the software engineering lifecycle. Sets up and configures integrated test environments-including hardware, software, and network components-to replicate real-world production environments. Executes test scenarios and reports results, identifying defects, vulnerabilities, and areas for improvement. Creates, documents, and maintains test plans, procedures, artifacts, and traceability documentation in compliance with data privacy and security protocols. Implements and maintains hardware-in-the-loop (HIL) automation systems for software and hardware integration testing within avionics platforms. Supports continuous improvement efforts to optimize software quality and development efficiency across multidisciplinary teams. Senior / SME / Technical Lead (Level 4/5) Responsibilities Leads the development, documentation, and enforcement of DevSecOps best practices to enable rapid, reliable, and secure CI/CD workflows. Mentors junior engineers and contributes to achieving major technical milestones across cross-functional engineering groups. Drives collaboration between software and HIL teams to integrate AI-enhanced software solutions into hardware testing environments. Proficient in version control systems (e.g., Git, GitHub, GitLab) and CI/CD tools (e.g., Jenkins, GitLab CI/CD, CircleCI). Experience with configuration management tools (e.g., Ansible, Puppet, Chef), containerization/orchestration (e.g., Docker, Kubernetes), and artifact repositories (e.g., Nexus, Artifactory). Familiarity with cloud platforms (e.g., AWS, Azure, GCP) is a plus but not required. Hands-on experience with test automation frameworks such as PyTest, Selenium, JUnit, or similar. Strong understanding of monitoring and logging tools such as Prometheus and the ELK stack. Willingness to use AI tools in CI/CD and test automation is required; familiarity with AI frameworks (e.g., TensorFlow, PyTorch) is a plus. Excellent collaboration skills, effective communicator, and thrives in a fast-paced, agile development environment. Basic Qualifications (Required Skill/Experience): Bachelor's degree and typically 3 or more years' experience in a software engineering classification or a Master's degree with 1 year of experience in a software engineering classification. Must be able to work onsite in Cambridge, MA Preferred Qualifications (Desired Skills/Experience): Education or experience in modern CI/CD techniques and/or use of AI Tools Ability to obtain a U.S. Security Clearance if sponsored Senior-Level (Level 4) Education/Experience: Education/experience typically acquired through advanced technical education from an accredited course of study in engineering, computer science, mathematics, physics or chemistry (e.g. Bachelor) and typically 5 or more years' related work experience or an equivalent combination of technical education and experience (e.g. PhD+1 years' related work experience, Master+3 years' related work experience). How to Apply for Position: Click the link below to submit your application directly: ************************************************************ If this opportunity excites you, please reach out to our recruiting team, at ************************* or call us at ***************** .

💻 Software Engineer | Scalable Systems | Onsite (Cambridge, MA) A rapidly growing tech startup is building AI-driven, high-performance systems designed to solve complex, real-world challenges. The team blends software engineering and systems optimization to create scalable, reliable technology that supports next-generation applications. As a Software Engineer, you'll play a key role in designing and building scalable front-end and back-end systems in TypeScript, collaborating with talented engineers to deliver secure and efficient solutions that perform at scale. Tech: TypeScript, React, and Node.js If you enjoy building scalable systems that drive innovation and want to make a visible impact in a fast-moving startup, this could be the perfect fit. 📍 Location: Cambridge, MA (onsite) 💰 Up to $300,000 (dependant on exp.) + equity options Interested? Apply now!

Title: Software Engineer (Artificial Intelligence) Duration: 12 Months Pay Rate : $60 - $110 (DOE) We are seeking a Technical Engineer to design, develop, and implement advanced Artificial Intelligence (AI) algorithms and models for next-generation avionics and aerospace systems. This position involves hands-on AI model development, leadership of a small technical team, and close collaboration with cross-functional engineering groups. Key Responsibilities Design, develop, document, and implement AI and Machine Learning (ML) models using standard tools and ethical practices. Evaluate the use of existing AI tools for code generation and avionics applications. Collect, clean, preprocess, and analyze large datasets to ensure data quality and extract insights. Test, document, and debug AI software systems and algorithms. Train, evaluate, and optimize AI model performance. Conduct Safety Risk Management for AI models per organizational standards. Integrate and deploy efficient, scalable AI solutions into production environments. Partner with cross-functional and domain experts to align AI initiatives with business and engineering goals. Stay updated on emerging AI frameworks, tools, and regulations in engineering environments. Required Qualifications Bachelor's degree and typically 5- 7+ years of software engineering experience Strong programming skills in Python, C, or C++. Experience developing or implementing AI/ML algorithms and tools. Must be able to work onsite in Cambridge, MA. Excellent communication, documentation, and teamwork skills. Preferred Qualifications Experience with AI frameworks such as TensorFlow, PyTorch, or Keras. Familiarity with automated testing (Google Test, PyTest) and CI/CD tools (Jenkins, GitLab CI/CD). Exposure to ADA, avionics software, or embedded systems. Background in data preprocessing, model training, and optimization. Research or publications in the AI software field are a plus. Ability to obtain a U.S. Security Clearance if sponsored.

Job: Oracle Database Developer Long term contract Must Have: Primarily looking for someone that can write Queries, Stored Procedures Batch processes against existing Data Structures. Must be able to design Load Procedures, Views, Indexes, and understand Data Modeling. Don't care about the Data Modeling tools they have used. Must understand how to Model Data and transform Data from a conceptual to logical to a physical design. If someone has AWS experience that's a huge plus but not necessary. Having exposure to DevOps and Deployment Pipelines. Team also supports their own applications. Support rotation 1 week every 13 weeks. The Skills You Bring You will be proficient in traditional database skills and technologies like Linux, Oracle, SQL, PL/SQL, Java, relational design, recoverability, ETL, data modelling, and performance tuning. You will have experience using development and team tools such as Jira, GIT, Jenkins, and Udeploy You will be familiar with Institutional and Capital Markets products such as prime brokerage, fixed income, and equities Within this space, you will have related experience to trade operations and post trade analysis, profit/loss analysis, customer relationship management, and compliance/supervisory reporting. You will be comfortable collaborating with business product owners, end users, and other technology teams Most importantly, you will be nimble and able to adapt to emerging technologies and trends.

The Alexander Technology Group is looking for a Senior Software Engineer with a focus on AI Platforms and Edge Computing. . Full-time Salary: 150-200k Requirements: Design and implement software platforms for AI, data processing, and edge-to-cloud deployments. Architect and deploy scalable systems across hybrid environments. Develop high-performance components in C/C++, Go, and Python. Build APIs and middleware connecting AI models, data services, and applications. Use IaC, Docker, and Kubernetes for automated, cloud-native deployments. Optimize performance, security, and reliability in distributed systems. Qualifications 7+ years in software engineering for embedded, cloud, or distributed systems. Strong skills in C/C++, Go, Python, and Linux-based environments. Experience with SOA, SaaS, and Infrastructure-as-Code (Terraform, CloudFormation). Proficient with Docker, Kubernetes, and CI/CD workflows. Knowledge of networking, debugging, and optimization in real-time systems. Familiarity with AWS, Azure, or GCP. If interested, please send resume to ************************

Design and develop Workday Extend applications to meet evolving business needs.7-10 years of experience working with Workday Development, Core Connectors, EIBs, Workday Studio, and PECI. Collaborate with functional teams (HR, Finance, IT) to understand requirements and deliver scalable Workday solutions. Note : If you are interested please share me your resumes to ********************* or else reach me at **********.

Who We Are We're a fast-scaling startup building high-performance systems where AI meets enterprise infrastructure. Our platform helps organisations ship faster, scale smarter, and run reliable software through modern engineering and data-driven optimisation. What You'll Do Build and scale end-to-end systems using TypeScript across frontend and backend Ship performant, secure features with React (or similar) and Node.js Design scalable APIs and optimise systems for speed, stability, and efficiency Work closely with product, platform, and systems teams to deliver real-world impact Embed engineering best practices and raise the bar for code quality and delivery What You'll Bring Strong full-stack experience with TypeScript, React, and Node.js Experience operating cloud-native systems (AWS, GCP or Azure) Solid understanding of containers and orchestration (Docker, Kubernetes) Experience with both SQL & NoSQL databases A product-minded approach and strong problem-solving skills Nice to Have Exposure to AI/ML-powered systems Experience with DevOps or Infrastructure-as-Code Background in early-stage or high-growth startups Why Join Build core product in a high-ownership environment Work at the intersection of AI and scalable systems Competitive salary, equity, and meaningful benefits Fast-paced team with real opportunity for growth and progression Exposure to AI/ML-powered systems Experience with DevOps or Infrastructure-as-Code Background in early-stage or high-growth startups Why Join Build core product in a high-ownership environment Work at the intersection of AI and scalable systems Competitive salary, equity, and meaningful benefits Fast-paced team with real opportunity for growth and progression

Role: Tech Lead .NET full stack with Angular Contract role Who are we looking for? Mphasis is looking for a Tech Lead to join a dynamic team creating software to develop cloud applications using Microsoft based tech stack. The candidate will work collaboratively with the design lead, product owners, and other business stakeholders to understand requirement needs and then work further with development teams to get the requirements into marketable customer-facing products. Technical Skills: Strong and proven background in Information Technology. Should have the experience of Leading the team technically and own the responsibility of Quality Deliverables Strong working knowledge of .NET Core, C#, REST API, Working knowledge of Angular 15 or later, Typescript, HTML 5 and CSS 3. Working knowledge of NoSQL Databases. Experience on AWS and Docker Good understanding of CI/CD pipelines and SonarQube. Good understanding of GIT and it's process like Troubleshooting issues related to code performance. Chromatography or LC/MS instrument control experience is a plus.. Qualification: University degree (preferably in a science related subject or in engineering) Overall, 10--14 years in experience in IT Application/Software Development field. Good and hands-on knowledge of Agile adoption (concept of delivering MVP) is mandatory.

Job Title: Sr. Application Programming Developer Skills: Java/Python with AWS background Job Type: [Full-time / Contract] We are seeking a highly skilled Senior Software Developer with strong experience in Java / Python, and proficiency in AWS cloud services. You will be responsible for developing scalable applications, designing API services, automating deployments, and optimizing system performance in a cloud-native environment. Key Responsibilities Design, build, and maintain robust and scalable backend services using Python and/or Java. Develop RESTful APIs and data processing pipelines for mission-critical systems. Implement automated CI/CD pipelines for build, test, and deployment using tools such as Jenkins, GitHub Actions, GitLab CI/CD, or AWS CodePipeline. Deploy applications to AWS using services like Lambda, ECS, EKS, EC2, S3, API Gateway, DynamoDB, RDS, and others. Work with infrastructure-as-code (IaC) using Terraform or AWS CloudFormation. Integrate logging, monitoring, and alerting using CloudWatch, ELK, or Prometheus/Grafana. Collaborate with architects, DevOps engineers, and product teams to ensure system reliability and performance. Ensure code quality through unit/integration testing, peer reviews, and static code analysis. Participate in Agile/Scrum ceremonies and contribute to continuous improvement practices. Required Skills 8+ years of experience in software development using Java / Python. Strong understanding of object-oriented programming and design patterns. Hands-on experience with AWS services in production environments. Experience with CI/CD tools and automation workflows. Proficient with Docker and containerized development; exposure to Kubernetes is a plus. Familiarity with Git, REST APIs, and microservice architecture. Good understanding of DevOps principles and cloud security best practices. Experience working with relational and NoSQL databases (PostgreSQL, MySQL, DynamoDB, etc.). Regards, *********************** ***********************

Senior Software Engineers - Relocate to NYC (Boston's Best Only) Industry: High-performance trading & research engineering Comp: $600k - $1.5m We're hiring a small number of exceptional Software Engineers to join a high-impact engineering group in NYC. If you're in Boston and operating well above average, this is where your ability actually gets used. What You'll Work On Serious engineering - not feature factory work: Distributed computing & large-scale data systems Research/modelling platforms High-performance execution & routing Core infra powering real-time decisioning Small teams. High autonomy. Immediate impact. Who Should Apply Engineers with clear, proven excellence, typically shown through: Elite Foundations Top CS/Math/EE degree (MIT/Harvard/CMU/Stanford/etc. or equivalent) Strong GPA (usually 3.7+ or equivalent) Real Engineering Depth Distributed systems, infra, platform, HPC, research tooling or similar Ownership of complex, performance-critical systems Fast progression + high trust roles High Problem-Solving Ability Algorithms, systems thinking, clean architecture, first-principle reasoning. Commercial Awareness You build with purpose - speed, correctness, and impact matter to you. Not a Fit Web dev only, Maintenance roles, Anyone not relocating to NYC What You Get Market-leading comp NYC relocation High-calibre peers Work that hits production fast A genuinely career-defining engineering environment If You're One of Boston's Top Engineers - Apply.

Join a mission-driven engineering team building next-generation technology for diagnosing and treating cardiac arrhythmias. You'll help develop a real-time medical platform that blends advanced visualization, hardware integration, and life-saving clinical workflows. This onsite/hybrid role (4 days per week in Greater Boston) offers close collaboration, hands-on lab work, and the opportunity to shape a high-impact medical system from the ground up. What we offer you in USA We honor the contract terms you prefer. 20 paid vacation days per year 40 working hours per week Retirement Plan 401(K) Medical, Dental, Vision Insurance Plan for you and your Family 100% On-Site position in Newton What You'll Do Design, implement, and optimize high-performance system software in Python and C++. Build and debug applications that interface directly with medical hardware, imaging systems, and embedded components. Collaborate with hardware, systems, product, and QA teams to define requirements and deliver clinically reliable software. Drive engineering quality through code reviews, automated testing, and CI/CD. Mentor junior engineers and contribute to a culture of technical excellence. Document architecture, design decisions, and verification processes for regulatory compliance. Support lab evaluations, pre-clinical studies, and customer-facing demos. Stay current on tools and frameworks to help advance system performance and scalability. Required Qualifications Bachelor's + 4 years of experience, or Master's + 2 years, or PhD with relevant work or research experience. Strong proficiency in Python and C++. Preferred Qualifications Expertise in OOP, algorithms, and data structures. Experience with real-time or embedded software development. Familiarity with network protocols and hardware/software integration. Hands-on experience with ROS, Linux development, and/or RTOS. Knowledge of Git, CI/CD pipelines, Agile workflows. Exposure to cloud platforms (AWS/Azure) and scalable architectures. Strong communication and cross-functional collaboration skills. Ability to take ownership of complex, mission-critical software modules.

This role is with a DeWinter Investment Management Partner Boston, MA - Hybrid Role - We are targeting local candidates that can be in the Boston office 3 days per week. 12 Month + contract (or contract to hire, if desired) Position Summary We're seeking a senior, full-stack engineer using React and Python for our portfolio management and tools team, These tools are used for company wide investing strategies. Prior domain experience is not required. Key Responsibilities Design and build new tools to attribute portfolio performance and risk across alpha, transaction, liquidity, and risk models for quantitative investment strategies. Support and drive research initiatives that improve the investment process based on insights from attribution systems. Develop scalable, full-stack applications using Python, React, and JavaScript. Architect robust backend solutions leveraging Python and both relational and non-relational databases for high-performance data processing. Unify and optimize reporting across global strategies and workflows, including exception-driven reports. Implement cloud-ready solutions that adapt to evolving investment needs. Work with APIs and data structures to deliver real-time portfolio insights. Maintain and enhance an internal configuration-based language for portfolio analytics. Partner closely with portfolio managers, quantitative researchers, and engineers to align tools with real-world investment workflows. Qualifications Bachelor's degree in a relevant field; CFA progress a plus. 4-6 years of experience in full-stack or portfolio tools development using modern technologies. Strong backend engineering skills, including distributed computing and API design. Familiarity with investment concepts such as attribution and risk analysis. Demonstrated ability to build fast, maintainable, and scalable systems deployed in cloud environments.