Shopify Web Developer (E-Commerce & UI/UX) - Luxury Marketplace
Web developer job in New York, NY
Compensation: $80K - $120K (Full-Time) | $50-$100/hr (Contract)
Experience Level: Mid to Senior (3-6+ years in Shopify Development, UI/UX, and E-Commerce)
About Us
We are a leading secondary market dealer of high-end luxury watches, specializing in Patek Philippe, Audemars Piguet, Richard Mille, and Rolex. Our goal is to be the #1 most trusted and competitive luxury watch marketplace, ensuring a seamless buying experience for high-net-worth clientele. To achieve this, we are looking for a Shopify Web Developer who can combine front-end development, UI/UX design expertise, and Shopify customization to enhance our e-commerce platform. You'll work closely with our Head of Digital Product & E-Commerce to implement high-converting design elements, improve site speed, and optimize the overall digital experience. If you are a Shopify expert with a passion for luxury e-commerce, UI/UX design, and coding high-performance, conversion-driven web experiences, this role is for you.
What You'll Do
Develop & Maintain Shopify Customizations
Build and maintain custom Shopify themes with clean, efficient code.
Implement Shopify Liquid, JavaScript, HTML, and CSS to create new site features and design elements.
Develop custom landing pages & sections tailored for lead generation and high-ticket sales.
Enhance UI/UX & Improve Conversion Optimization
Work closely with the Head of Digital Product to implement UI/UX improvements that increase conversions.
Optimize mobile-first design for seamless high-end shopping experiences.
Implement A/B testing experiments to refine product pages, form placements, and checkout flows.
Improve Site Performance & Speed
Optimize page load speeds, lazy loading, and image compression to enhance site performance.
Reduce code bloat and improve Shopify site architecture for better user experience.
Troubleshoot bugs, checkout errors, and performance bottlenecks.
Support Data-Driven Decision Making
Integrate heatmaps, session tracking, and analytics tools to help improve the shopping journey.
Provide insights on user behavior and site interactions to drive better product and design decisions.
Implement lead capture tracking & attribution tools to measure the effectiveness of campaigns.
What You Bring to the Table
3-6+ years in Shopify development, UI/UX design, and e-commerce optimization.
Proficiency in Shopify Liquid, JavaScript, HTML, CSS, and front-end frameworks.
Experience in building custom Shopify themes & modifying existing themes.
Strong UI/UX design skills, with a focus on optimizing user flows and mobile experience.
Experience with Shopify Plus, API integrations, and performance optimizations.
Familiarity with conversion optimization, heatmaps, and A/B testing tools.
Bonus: Passion for luxury watches, high-end retail, or collectible marketplaces.
Why Join Us?
Direct impact on improving the digital experience for a $20B+ luxury market.
Competitive salary, performance bonuses, and career growth opportunities.
Work with a fast-growing luxury brand catering to ultra-high-net-worth clients.
Opportunity to build a best-in-class Shopify experience for high-ticket sales.
Lead/Senior Developer
Web developer job in New York, NY
Senior Developer / Lead - Finance & Treasury Integrations Type: Permanent, Full‑time Salary: $160,000 - $180,000 per year We're looking for a Senior Developer / Lead to join a global technology team, focusing on Finance, Treasury, and Accounting integrations. This role is central to connecting corporate and trading systems with platforms such as NetSuite and Kyriba, ensuring smooth and accurate data exchange across Finance, Treasury, Risk, and Compliance. You'll partner closely with senior stakeholders to deliver solutions that improve transparency, automation, and governance of financial data.
Technical Skills
Strong background in Python development, with experience in data transformation and API design.
Hands‑on expertise with AWS services (S3, EC2, Kubernetes, FastAPI, CloudWatch).
Solid knowledge of SQL (Postgres, Snowflake, or similar).
Familiarity with REST APIs, OAuth, JSON/XML, and CI/CD pipelines.
Understanding of finance and accounting processes (GL, reconciliations, cash management)..
Previous exposure to financial services, commodity trading, or corporate treasury is a essential.
Degree in Computer Science, Engineering, Finance, or related field.
If this role is of interest to you please apply with an up to date version of your cv.
Senior Web Application Developer
Web developer job in New York, NY
Senior Full Stack Web Developer - React
GNOMI Enterprise is building the future of intelligent information. As a News AI Agent, GNOMI delivers real-time, personalized news and insights using the most advanced large language models, proprietary data streams, and agent-based infrastructure. We serve the information needs of enterprise users who demand speed, context, and clarity.
We are seeking an experienced React Web Developer with a strong foundation in front-end development and a passion for building high-quality user interfaces. The ideal candidate will bring a collaborative mindset, technical excellence, and a commitment to delivering exceptional digital experiences.
Key Responsibilities:
Design, develop, and maintain scalable features using React.js
Build reusable and maintainable components with React Hooks and modern JavaScript practices
Collaborate with designers to implement pixel-perfect UI based on Figma mockups
Manage application state using Redux, Context API, or comparable tools
Integrate frontend components with RESTful and GraphQL APIs
Optimize applications for speed, accessibility, and responsiveness across devices
Debug, troubleshoot, and resolve issues across various browsers and screen sizes
Work closely with engineering, design, and product teams in an Agile environment
Write clean, well-tested code with unit and integration test coverage
Participate in architectural discussions and contribute to front-end scalability initiatives
Required Qualifications:
Minimum of 5 years of professional experience developing modern web applications
At least 3 years of production-level experience with React.js
Comprehensive understanding of React.js and the contemporary JavaScript ecosystem
Demonstrated expertise in building performant, accessible, and responsive interfaces
Strong grasp of browser behavior, optimization techniques, and debugging tools
Proficiency in Git-based workflows and Agile development methodologies
A proactive, ownership-driven approach to feature development and deployment
Excellent communication and collaboration skills in cross-functional teams
Experience working in fast-paced, iterative development environments
Bachelor's degree in Computer Science or equivalent practical experience
Primary Technologies:
React.js (Hooks, Context API, React Router)
Next.js
TypeScript, JavaScript (ES6+), HTML5, CSS3
Redux or equivalent state management solutions
Tailwind CSS, styled-components
REST and GraphQL APIs
Git, Webpack, npm, VS Code
Why GNOMI:
GNOMI is not just another AI company; we're building a critical layer of real-time intelligence for the modern enterprise. As Senior Native iOS Engineer, you'll be on the front lines of redefining mobile news and knowledge access through next-generation agentic interfaces.
Compensation:
Salary Range: $150,000 - $210,000 (final offer based on experience and expertise).
Discretionary bonus.
Equity: Equity opportunities available as part of the total compensation package.
Benefits: Comprehensive health, dental, and vision insurance.
Principal Front-End Developer - Trading Platforms
Web developer job in New York, NY
Job Title: Principal Front-End Developer - Trading Platforms
Employment Type: Full-Time, Direct Hire
About the Role
We're seeking a highly skilled Principal Front-End Developer to lead the development of sophisticated trading platforms and financial systems. This role is ideal for a seasoned technologist with deep experience in financial markets and a passion for building scalable, high-performance applications that support fund administration and regulatory compliance.
Responsibilities
Architect and develop front-end components for trading and fund administration platforms
Collaborate with cross-functional teams including product managers, traders, and compliance officers
Implement CI/CD pipelines using tools like Jenkins and Azure DevOps
Design and deploy microservices-based applications on Azure Cloud and Data Bricks
Ensure adherence to financial regulations and data governance standards
Lead code reviews, mentor junior developers, and champion engineering best practices
Required Skills & Experience
10+ years of software development experience, with a strong focus on front-end systems
Expert-level proficiency in C#, .NET, .NET Core, SQL
Hands-on experience with CI/CD tools (Jenkins, Azure DevOps) and unit testing frameworks
Proven experience with microservices architecture, Azure Cloud, and Data Bricks
Deep understanding of financial instruments, trading workflows, and regulatory requirements
Industry experience with platforms such as Geneva, Orchestrade, Bloomberg, or FlexTrade
Demonstrated success in developing fund administration and/or financial systems
Preferred Qualifications
Experience with containerization (Docker, Kubernetes)
Familiarity with FIX protocol and market data integration
Strong analytical and communication skills
Agile development experience
Founding Robotics Software Engineer
Web developer job in New York, NY
Salary Range: $150,000 - $250,000 + Equity
Working Arrangement: Full Time - On-Site
Cubiq is currently representing an award-winning early-stage Y Combinator-backed start-up in their pursuit to find a founding Robotics Software engineer, to enable the deployment and growth of their Natural Language Robotics Interface.
This company is still very small, headed up by 2 ex-Google AI engineers, who were instrumental in the development of Claude. They're looking to add a Software engineer who can implement their AI algorithms into any and all types of robots to be easily controlled by anyone.
The role will see the successful candidate becoming a key part of these plans and the company as a whole as they continue to grow. You will be building the core infrastructure and services for the system, Designing APIs and interfaces between the AI models, hardware, and human operators. Working across the stack from Robot-facing services to real-time agent orchestration.
This is an on-site position in central New York, and is offering a salary between $140,000 -$220,000 and can stretch for the right candidate. There is full healthcare coverage and a 401K match. But the equity on offer is the real benefit to this role.
The right candidate will need the following experience:
Previous experience working with an Embodied AI system
2+ years of Software experience working with an LLM, RAG, or VLM
Strong Python experience
Experience at a scaling real-time system, data pipelines or working on integrating AI/ML models
High Agency and good communication skills
If you have the experience mentioned above, apply immediately! Interviews are already happening!
Application Developer
Web developer job in New York, NY
We are seeking a highly skilled and motivated Software Engineer to join our growing technology team. The role is responsible for designing and coding enhancements, features, and fixes for existing applications, as well as building new applications, including initiatives involving Generative AI and agentic solutions. The engineer will provide expert-level support, contribute to system strategy and planning, and collaborate with internal teams, stakeholders, and external vendors to deliver technology solutions.
Responsibilities
Develop, integrate, and support custom and vendor technology solutions for business processes.
Collaborate with business analysts, support, and infrastructure teams to implement end-to-end solutions.
Create and maintain detailed functional and technical user stories.
Design, develop, train, and support Generative AI solutions.
Maintain documentation, conduct knowledge transfer sessions, and participate in peer review of designs.
Experience Level
5+ years of IT development experience, including design, implementation, testing, and documentation of modern web applications (Python, React/Angular, JavaScript, .NET, cloud platforms).
Experience building RESTful APIs and backend integrations.
Exposure to Generative AI applications, agentic solutions, and LLM frameworks is a plus.
Solid RDBMS and SQL knowledge; familiarity with data warehousing tools is preferred.
Experience with DevOps and CI/CD pipelines (Azure DevOps, GitHub, Jenkins, Maven, Kubernetes).
Knowledge of secure development practices and API security.
Experience in Agile/Scrum development methodologies.
Strong analytical, problem-solving, and system design skills.
Willingness to participate in on-call rotations and after-hours support.
The Phoenix Group Advisors is an equal opportunity employer. We are committed to creating a diverse and inclusive workplace and prohibit discrimination and harassment of any kind based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status. We strive to attract talented individuals from all backgrounds and provide equal employment opportunities to all employees and applicants for employment.
AEM Developer/Architect
Web developer job in Piscataway, NJ
The AEM Developer will be responsible for designing, developing, and maintaining web applications and digital experiences using Adobe Experience Manager (AEM). This role involves collaborating with UX/UI teams, business analysts, and stakeholders to deliver scalable, high-performing solutions
Key Responsibilities:
Design and build AEM components, templates, dialogs, and workflows using Sling, CRX, OSGi, and JCR.
Implement responsive web designs and integrate HTML, CSS, JavaScript, and Sightly (HTL) within AEM.
Collaborate with cross-functional teams to translate business requirements into technical solutions.
Integrate AEM with Adobe Marketing Cloud tools (Adobe Analytics, Adobe Target, Tag Manager).
Optimize AEM performance and ensure best practices for security and scalability.
Support content authors and provide technical guidance for AEM usage.
Good Knowledge on AEP / AJO / CJA
Participate in CI/CD pipeline setup for automated deployments.
Troubleshoot and resolve issues related to AEM environments and custom components.
Technical Skills
Deep knowledge of AEM architecture (OSGi, JCR/CRX, Dispatcher).
Strong proficiency in Java, HTML5, CSS3, JavaScript, and modern frameworks.
Experience with RESTful APIs, SOAP services, and cloud hosting models.
Tools & Platforms
Adobe Experience Cloud (AEM, Analytics, Target, Campaign).
Familiarity with DevOps practices and CI/CD pipelines
Certification Preferred -
Adobe Certified Expert (ACE) - AEM Architect
Lead API Developer
Web developer job in New York, NY
Staff Engineer / API Lead - Mission-Driven AI Startup (New York City) Want to own the core APIs powering an AI product used by millions around the world? A fast-growing language learning startup (name currently under wraps đŸ¤«) is gearing up for a pivotal 2025 and needs a Staff Engineer / API Lead to architect, build, and scale the heart of their platform.
If you're the kind of engineer who loves big technical challenges, thrives in high-output environments, and wants your work to have real human impact - this is the place.
What You'll Do
Own the design and evolution of the company's core APIs, from architecture to implementation
Build scalable, reliable backend services that power real-time, AI-driven learning experiences
Lead technical direction across teams; set standards, review designs, mentor engineers
Drive platform performance, observability, cost optimisation, and cloud infrastructure decisions
Collaborate directly with product and engineering leadership to shape the roadmap
Stay hands-on: writing high-impact code, improving systems, and solving tough technical problems
Why This Role Is Unique
You will literally own the backbone of the platform-the APIs that everything else relies on
Join during a defining hyper-growth phase where technical decisions have huge leverage
High autonomy, high trust, and the chance to influence engineering culture from the ground up
Direct collaboration with founders and engineering leadership
Mission-first environment focused on unlocking learning for kids everywhere
What You Bring
7-10+ years of backend or distributed systems experience, ideally at scale
Deep expertise with AWS, including services, architecture patterns, and cost-aware design
Strong experience with Kubernetes, containers, and modern cloud infrastructure
Proven experience designing and scaling APIs (REST, GraphQL, gRPC-any production-grade interface)
Strong coding skills in Python, Go, or similar backend languages
Experience influencing or leading technical direction across teams
Startup-ready mindset: ownership, speed, and a bias for high-impact execution
Bonus: Familiarity or interest in Rust for systems-level or performance-sensitive components
Who You Are
A strategic thinker who still loves writing code
Someone who enjoys architecting complex systems and making them elegant
A force multiplier-your impact makes the whole team faster and better
Comfortable in fast-paced, ambiguity-heavy environments
Drawn to mission-driven work where the results matter
Location & Eligibility
Hyrbid in New York City (this role requires close collaboration with the founding and engineering teams)
Full US work authorization required (no sponsorship)
If you want to build core systems, shape engineering standards, and see your work translate into life-changing tools for kids learning languages-this is the opportunity.
Java Fullstack Developer
Web developer job in New York, NY
Net2Source is a Global Workforce Solutions Company headquartered at NJ, USA with its branch offices in Asia Pacific Region. We are one of the fastest growing IT Consulting company across the USA and we are hiring
"Java Fullstack Developer
" for one of our clients. We offer a wide gamut of consulting solutions customized to our 450+ clients ranging from Fortune 500/1000 to Start-ups across various verticals like Technology, Financial Services, Healthcare, Life Sciences, Oil & Gas, Energy, Retail, Telecom, Utilities, Technology, Manufacturing, the Internet, and Engineering.
Position: Java Fullstack Developer
Location: NYC, NY ( Onsite ) - Only Locals
Type: Contract
Experience Level -10+ Years
Job Description
10+ Years of Java experience.
Key Skills are Java, Spring Boot, Micro Services with exposure to CI/CD and AWS.
Should be good with Data structures and Algorithm.
Should be good with OOPS concept .
Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)
Experience with SDLC and Agile methodologies
Proficiency in version control tools such as Maven, Jenkins and GitLab/GitHub
Madhukar Singh
Email: ***********************
Java Software Engineer
Web developer job in East Windsor, NJ
Job Responsibilities:
Develop applications using Java 8/JEE (and higher), Angular 2+, React.js, SQL, Spring, HTML5, CSS, JavaScript, and TypeScript, among other tools.
Write scalable, secure, and maintainable code that powers our clients' platforms.
Create, deploy, and maintain automated system tests.
Work with Testers to understand defects and resolve them in a timely manner.
Support continuous improvement by investigating alternatives and technologies, and presenting these for architectural review.
Collaborate effectively with other team members to accomplish shared user story and sprint goals.
Requirement:
Experience in programming languages: Java and JavaScript
Decent understanding of the software development life cycle
Basic programming skills using object-oriented programming (OOP) languages, with in-depth
knowledge of common APIs and data structures like Collections, Maps, Lists, Sets, etc.
Knowledge of relational databases (e.g., SQL Server, Oracle) and basic SQL query language skills
Preferred Qualifications:
Master's Degree in Computer Science (CS)
0-1 year of practical experience in Java coding
Experience using Spring, Maven, Angular frameworks, HTML, and CSS
Knowledge of other contemporary Java technologies (e.g., WebLogic, RabbitMQ, Tomcat)
Familiarity with JSP, J2EE, and JDBC
Java Software Engineer
Web developer job in Iselin, NJ
Job Information:
Functional Title - Assistant Vice President, Java Software Development Engineer
Department - Technology
Corporate Level - Assistant Vice President
Report to - Director, Application Development
Expected full-time salary range between $ 125,000 - 145,000 + variable compensation + 401(k) match + benefits
Job Description:
This position is with CLS Technology. The primary responsibilities of the job will be
(a) Hands-on software application development
(b) Level 3 support
Duties, Responsibilities, and Deliverables:
Develop scalable, robust applications utilizing appropriate design patterns, algorithms and Java frameworks
Collaborate with Business Analysts, Application Architects, Developers, QA, Engineering, and Technology Vendor teams for design, development, testing, maintenance and support
Adhere to CLS SDLC process and governance requirements and ensure full compliance of these requirements
Plan, implement and ensure that delivery milestones are met
Provide solutions using design patterns, common techniques, and industry best practices that meet the typical challenges/requirements of a financial application including usability, performance, security, resiliency, and compatibility
Proactively recognize system deficiencies and implement effective solutions
Participate in, contribute to, and assimilate changes, enhancements, requirements (functional and non-functional), and requirements traceability
Apply significant knowledge of industry trends and developments to improve CLS in-house practices and services
Provide Level-3 support. Provide application knowledge and training to Level-2 support teams
Experience Requirements:
5+ years of hands-on application development and testing experience with proficient knowledge of core Java and JEE technologies such as JDBC and JAXB, Java/Web technologies
Knowledge of Python, Perl, Unix shell scripting is a plus
Expert hands-on experience with SQL and with at least one DBMS such as IBM DB2 (preferred) or Oracle is a strong plus
Expert knowledge of and experience in securing web applications, secure coding practices
Hands-on knowledge of application resiliency, performance tuning, technology risk management is a strong plus
Hands-on knowledge of messaging middleware such as IBM MQ (preferred) or TIBCO EMS, and application servers such as WebSphere, or WebLogic
Knowledge of SWIFT messaging, payments processing, FX business domain is a plus
Hands-on knowledge of CI/CD practices and DevOps toolsets such as JIRA, GIT, Ant, Maven, Jenkins, Bamboo, Confluence, and ServiceNow.
Hands-on knowledge of MS Office toolset including MS-Excel, MS-Word, PowerPoint, and Visio
Proven track record of successful application delivery to production and effective Level-3 support.
Success factors: In addition, the person selected for the job will
Have strong analytical, written and oral communication skills with a high self-motivation factor
Possess excellent organization skills to manage multiple tasks in parallel
Be a team player
Have the ability to work on complex projects with globally distributed teams and manage tight delivery timelines
Have the ability to smoothly handle high stress application development and support environments
Strive continuously to improve stakeholder management for end-to-end application delivery and support
Qualification Requirements:
Bachelor Degree
Minimum 5 year experience in Information Technology
Java Developer
Web developer job in New York, NY
Must Have :: FAANG Companies exp
AWS Development experience is must.
Job Responsibilities
Executes creative software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems
Develops secure high-quality production code, and reviews and debugs code written by others
Identifies opportunities to eliminate or automate remediation of recurring issues to improve overall operational stability of software applications and systems
Proactively identifies hidden problems and patterns in data and uses these insights to drive improvements to coding hygiene and system architecture
Contributes to software engineering communities of practice and events that explore new and emerging technologies
Adds to team culture of diversity, opportunity, inclusion, and respect
Required qualifications, capabilities, and skills
Formal training or certification on software engineering concepts and 9+ years applied experience and hands-on practical experience delivering system design, application development, testing, and operational stability
9+ years of experience in full-stack Java development within team (Agile/Scrum) environments and large implementations
Mandatory hands-on experience with core Java, Spring, Kafka and REST services
Leverage AWS services, including ECS, EKS, and Lambda, to design, deploy, and manage scalable and efficient cloud-based applications within the software development lifecycle
Utilize advanced tools like Copilot and Codeium to streamline development processes and improve productivity.
Excellent knowledge and experience in System Design, Domain Driven Design, and Microservices
Experience with architectural patterns for scalability, high availability, performance, and disaster recovery
Hands-on practical experience in system design, application development, testing, and operational stability
Experience in developing, debugging, and maintaining code in a large corporate environment with one or more modern programming languages and database querying languages
Overall knowledge of the Software Development Life Cycle
Solid understanding of agile methodologies such as CI/CD, Application Resiliency, and Security
Demonstrated knowledge of software applications and technical processes within a technical discipline (e.g., cloud, artificial intelligence, machine learning, mobile, etc.)
Practical cloud native experience
Software Engineer - Commodity Technology
Web developer job in New York, NY
Senior Software Engineer - Commodities Technology
About the Role A household name in the quantitative trading space is seeking a Senior Software Engineer to join its Commodities Technology team. This group is building cloud-native systems that power risk analytics for commodities trading and is leading a multi-year initiative to develop advanced risk platforms, broaden coverage for new asset classes, and support overall business growth.
The Senior Software Engineer will design and implement solutions for risk modeling, P&L calculations, stress testing, market data processing, and large-scale data management. This individual will collaborate with stakeholders to deliver high-performance systems in a fast-paced environment.
Key Responsibilities
Develop distributed systems for risk analytics and data processing.
Partner with risk and portfolio teams to deliver scalable solutions.
Automate reporting and enhance workflows through data-driven insights.
Required Qualifications
4+ years of software development experience in financial services.
Some exposure to commodities markets, derivatives, and risk analytics.
Expertise in Python, distributed architecture, and performance optimization.
Proficiency in SQL, Pandas, REST APIs, and AWS services.
Familiarity with Kubernetes, Kafka, Redis, MongoDB, and MS SQL.
Bachelor's or advanced degree in Computer Science or related field.
Preferred Skills
Experience with firmwide risk systems and energy markets.
Knowledge of Beacon Platform and Bloomberg/Morningstar data.
Familiarity with DevOps tools and Agile practices.
Additional languages (Rust, Java, Scala, C++ or C#) are a plus.
AI Software Engineer
Web developer job in New York, NY
My client, ranked among Fortune's World's Most Admired Companies, is a global leader in investment management and is seeking an AI Software Engineer to join the team. We have Mid & Senior level openings in NYC.
***Amazing salary, bonus, & some of the best benefits in the marketplace!!
Primary responsibility:
Develop and deliver AI-driven software solutions, collaborating with stakeholders and working alongside top AI industry leaders to build end-to-end applications and AI agents.
What we're looking for:
2-12 years of software engineering experience with strong coding and system design skills.
Experience designing, building, or deploying AI-driven applications, intelligent agents, or automation solutions.
Familiarity with AI frameworks, cloud-native architectures (AWS, containerized microservices), or data-driven systems.
Passion for learning emerging technologies and applying AI to solve real business problems.
Key Responsibilities:
Design, code, test, and deploy AI-driven applications and intelligent agents.
Collaborate in agile squads across front-end, back-end, data science, and UX.
Translate business requirements into AI-powered solutions and actionable insights.
Contribute to AI agent design, orchestration, prompt engineering, and deployment.
Use cloud and AI technologies: AWS, Databricks, Salesforce, containerized microservices, and AI/ML frameworks.
Qualifications:
BS/MS in Computer Science
Experience with Python, JavaScript, or Java (preferred beyond just Java)
Proven ability to deliver complete solutions, not just scripts
Hands-on experience with cloud-native architectures (AWS, Azure), containerized microservices, and agent frameworks
Stable career history; entrepreneurial and collaborative mindset
#LI-GT
C# Software Engineer, Capital Markets
Web developer job in New York, NY
As the founding entity of RAINBOW PARTNERS, Quanteam is a consulting firm specializing in the fields of Banking, Finance, and Financial Services. Guided by our core values of closeness, teamwork, diversity, and excellence, our team of 1,000 expert consultants, representing 35 different nationalities, collaborates across 10 international offices: Paris, Lyon, New York, Montreal, London, Brussels, Geneva, Lisbon, Porto and Casablanca.
Job Description:
Our client, a prestigious international financial institution, is seeking an experienced C# .NET Developer with a minimum of 5 years of experience in similar roles. The successful candidate will work closely with business users and develop cutting-edge solutions for equity products.
Key Responsibilities:
Develop, enhance, and maintain financial applications using C# .NET.
Work directly with traders, analysts, and other stakeholders to understand business requirements and translate them into technical solutions.
Design and implement high-performance, scalable, and robust applications.
Ensure best coding practices, including unit testing and code reviews.
Optimize system performance and troubleshoot issues efficiently.
Collaborate with cross-functional teams to deliver high-quality software solutions.
Stay updated on industry trends and new technologies relevant to equity trading.
Required Skills & Experience:
5+ years of experience as a C# .NET Developer in a financial institution in trading environment.
Strong knowledge of .NET Core / .NET Framework and C# development.
Experience in equity products and a good understanding of financial markets.
Ability to work closely with business users and understand trading workflows.
Proficiency in relational databases (SQL Server, PostgreSQL, or Oracle).
Experience with multithreading, asynchronous programming, and performance optimization.
Software Engineer
Web developer job in New York, NY
New York City
$200k - $350k base + equity
AI Start-up
We're working on behalf of a New York based early stage frontier LLM start-up who have just raised at a billion dollar valuation and are actively looking to scale their engineering team across the stack.
They're actively looking for engineers who have ideally had exposure to both smaller businesses as well as either growth start-ups or high-calibre big tech firms who can leverage their experience scaling systems.
2+ years commercial experience either in high-calibre tech company or early founder/founding engineer role - particularly interested in engineers who have been through either a company or team growth phase
Proficient with Python, Typescript, or Rust - however if you're competent with another backend language and happy to pick up the stack this isn't a hard requirement
Strong engineering fundamentals with exposure to a variety of different engineering problems
Exposure to language models and GenAI preferred
Senior Dotnet Developer
Web developer job in Ewing, NJ
The Software Engineer, III is a fullstack engineer with strong Node.js and functional programming (Scala & Ruby) skills. Our applications leverage Node.js, Bootstrap, JQuery, Mondo DB, Elastic Search, Redis, React.js and delightful interactive experience to the web. Our applications run in the AWS cloud environment. We use Agile Methodologies to enable our engineering team to work closely with partners and with our design & product teams. This role is full time and preferably located long-term in New York City or southern New Jersey areas.
Essential Job Duties and Responsibilities include:
Design, develop, and maintain modern web applications and UIs using .NET technologies such as C#, ASP.NET MVC, ASP.NET Core, Razor Pages, and Blazor.
Create clean, maintainable, and well-documented code following industry best practices and coding standards.
Develop and consume RESTful APIs and web services.
Build responsive and accessible user interfaces using HTML, CSS, JavaScript, and UI libraries/frameworks such as React, Angular, Vue.js, or Bootstrap.
Work with relational and NoSQL databases (e.g., SQL Server, MongoDB) and object-relational mappers (ORMs) such as Entity Framework Core.
Conduct unit and integration testing to validate functionality and ensure high-quality deliverables.
Participate in peer code reviews and provide constructive feedback to ensure continuous improvement and knowledge sharing.
Identify, troubleshoot, and resolve complex technical issues in development and production environments.
Collaborate with cross-functional teams throughout the software development lifecycle.
Stay current with emerging .NET technologies and trends.
May mentor and support junior developers in their technical growth and day-to-day work.
Maintain regular and punctual attendance.
Preferred Qualifications:
Experience with CI/CD pipelines and DevOps practices.
Familiarity with cloud platforms (e.g., Azure, AWS) and deploying .NET applications in cloud environments.
Knowledge of Blazor for interactive web UIs using C# instead of JavaScript
Education and/or Experience:
7+ years of professional software development experience with a strong focus on web and UI development in the .NET ecosystem.
Advanced proficiency in C#, ASP.NET, ASP.NET Core, and MVC frameworks; experience with VBScript is a plus.
Deep understanding of object-oriented programming (OOP) and design patterns.
Strong front-end development skills, including HTML, CSS, JavaScript, and at least one modern UI framework (React, Angular, Vue.js, etc.).
Proven experience developing and integrating RESTful APIs.
Hands-on experience with SQL Server and/or NoSQL databases; proficient in using Entity Framework Core or similar ORMs.
Familiarity with version control systems such as Git.
Solid grasp of Agile/Scrum development methodologies.
Excellent problem-solving abilities and strong attention to detail.
Effective communication and interpersonal skills with the ability to work independently and within a team.
Senior Python Developer
Web developer job in New York, NY
Encore Talent Solutions is currently seeking a Senior Python Developer for a full time position located in New York City, NY. This is a hybrid position that will work onsite in the New York City office 3 days per week and remote 2 days a week.
We are seeking a highly skilled Senior Software Engineer with deep expertise in Python and modern backend frameworks. This role is ideal for someone passionate about building scalable, secure, and high-performance APIs and services that power data-driven solutions. You will work on mission-critical systems leveraging AI, electronic health records (EHRs), and other complex, sensitive medical data to make it easier for people to get essential life insurance coverage. The role sits within a small high-impact team dedicated to building the industry's most advanced solution for medical risk assessment. Position offers substantial opportunity to shape a new solution, ship product quickly and see immediate impact.
Key Accountabilities
Participate in shaping the design of API architecture for real-time decisioning with complex medical data
Collaborate with data scientists, underwriters, customer success and product managers to develop and deliver the product roadmap
Optimize performance and scalability of backend systems handling large volumes of structured and unstructured health data
Adapt product to evolving use of machine learning models and LLMs
Build maintainable software; write unit/integration tests and implement automated testing
Participate in code review and contribute to continuous improvement of development practices
Required Knowledge, Skills, and Experience
3+ years of professional experience with Python preferred; strong understanding of software design lifecycle (SDLC) best practices
Familiar with API design tools/languages (e.g., Swagger, OpenAPI, FastAPI)
Cloud computing and Kubernetes (or similar orchestration tools)
Containerizations tools (e.g., Docker)
Experience with relational databases (e.g., PostgreSQL, MySQL) and ORM libraries (e.g., SQLAlchemy)
Experience with load testing, latency profiling, and performance optimization for backend systems
Experience with infrastructure-as-code tools (e.g., Terraform)
Encore Talent Solutions is an Equal Opportunity Employer. We respect and seek to empower each individual and support the diverse cultures, perspectives, skills, and experiences within our workforce.
Senior Software Engineer- Banking/Financial Services
Web developer job in New York, NY
Senior Software Developer - .NET Core / Azure (Banking & Financial Services)
We are actively seeking a Senior Software Developer with a strong background in banking or financial services to join our team. In this role, you'll be instrumental in developing and maintaining high-performance back-office web applications that power critical financial operations. The ideal candidate brings deep Microsoft technology expertise and a clear understanding of regulated environments, coupled with a passion for building scalable, secure, and efficient solutions.
As a key member of our development team, you'll help transform and optimize digital experiences that impact core banking operations, compliance, and financial reporting. Your familiarity with the unique demands of financial services systems-such as security, auditability, data integrity, and transaction processing-will be a major asset.
Key Responsibilities
Design, develop, and maintain internal financial web applications using .NET Core and Azure
Architect secure and scalable systems for high-volume financial data and transactions
Collaborate with stakeholders to understand banking business processes and propose robust technical solutions
Ensure applications meet regulatory and compliance standards relevant to financial services
Optimize performance, ensure data accuracy, and enforce secure coding best practices
Conduct code reviews, write unit tests, and support deployment pipelines (CI/CD)
Provide support for legacy financial systems and assist in modernization initiatives
Work closely with offshore development teams and contribute to a collaborative agile workflow
Stay current with banking tech trends, cloud solutions, and industry regulations
Required Skills & Experience
5+ years of software development experience, with recent work in banking or financial services
Expertise in .NET Core (C#), SQL, and HTML/CSS
Experience with Azure cloud services, including deployment and monitoring
Knowledge of financial system architecture, transaction processing, and audit logging
Proficiency with containers, serverless functions, and microservices
Strong grasp of security best practices, including encryption, authentication, and access control
Comfortable in agile environments, with strong team collaboration and stakeholder communication skills
Experience with unit testing, code reviews, and CI/CD tools
Familiarity with compliance-driven development, including SOX, PCI DSS, or similar standards
Preferred Qualifications
Experience working on banking platforms, payment systems, or wealth management applications
Familiarity with React or similar modern JavaScript frameworks
Understanding of RESTful API development and integration with third-party financial services
Exposure to performance profiling, memory management, and application tuning
Experience with Jenkins, Git, and automated testing frameworks
Proven success working with offshore development teams in regulated environments
Sr. C++FIX or Market Data Developer
Web developer job in Princeton, NJ
Looking for a highly motivated C++ Trading Systems Developer with demonstrated experience in designing, developing and delivering core production software solutions in a mission critical trading systems environment. Major responsibilities include: Assessing business and systems requirements and developing functional specifications Designing and developing high quality, high performance trading systems software written in C++ to meet deliverable timelines and requirements Adhering to software development life cycle process/methodology Building business level subject matter expertise in trading systems functionality and processing Provide second level support for production on an ad hoc basis when necessary Location: Princeton, NJ Organizational Structure: The developer will be an integral part of a core development team and report to the Trading System Development management team. Qualifications: Full software development life cycle experience in a mission critical trading systems environment a must… Options, Equities, Futures, etc. Must possess excellent software design skills and knowledge of advanced data structures Must have exceptionally strong C++ knowledge and debugging skills in a Linux environment Solid knowledge of Object Oriented Programming concepts a must Strong knowledge of TCP/IP multicast and socket programming required Knowledge of the BOOST libraries and STL required Must have experience in developing real-time applications in a distributed processing architecture Must have excellent organizational and communication skills Must be able to work effectively in a team environment Strong knowledge of the logical business domain in Options or Equities trading systems a big plus Experience coding interface solutions for FIX, OPRA, CTA or UTP a big plus Knowledge of scripting languages such as Python, Shell, and Perl a plus Education and Experience: Minimum of a Bachelor's degree or equivalent in IT/Computer Science 7+ years of experience in C++ development 5+ years of demonstrated experience in delivering software solutions in a trading systems environment for an Exchange or a Wall Street firm