Full Stack Developer Jobs in New York, United States

The New York City Department of Correction (DOC) IT Division seeks a Full Stack Developer to design, build, and maintain enterprise web and mobile applications, advancing DOC toward a mobile-first agency. Day-to-day work spans the full stack: native and React Native mobile development for iOS and Android, ReactJS web front-end, and Java/Spring Boot backends.

Full Stack Developer role at Contact Government Services, LLC. Develop web applications, APIs, and scripts using JavaScript, Angular, Node.js, and TypeORM. Build tests, automate processes, guide version control, enhance security, and leverage metrics for decisions.

Design, develop, maintain secure, scalable web and mobile apps using Microsoft stack, Optimizely CMS/Commerce, and modern front-end frameworks. Build responsive UI with JavaScript, ReactJS, jQuery, Bootstrap, HTML5, CSS3.

The Office of Technology and Innovation (OTI), specifically the Office of Data Strategy (ODS) App Dev & Infrastructure team, seeks a Full Stack Developer to build and maintain scalable web applications and APIs that support NYC government data initiatives. Day-to-day work includes designing responsive front-end interfaces, developing back-end services, collaborating with cross-functional teams and City agencies, performing code reviews, and ensuring security accreditation with Cyber Command.

The Office of Technology and Innovation (OTI), specifically the Office of Data Strategy (ODS) App Dev & Infrastructure team, seeks a Full Stack Developer to build and maintain scalable web applications and APIs that support NYC government data initiatives. Day-to-day work includes designing responsive front-end interfaces, developing APIs, performing code reviews, troubleshooting production issues, and collaborating with City agencies and Cyber Command on security accreditation.

Full Stack Developer on CARBOFIX's innovative web solutions team. Designs, develops, and maintains scalable, secure web applications while collaborating with cross-functional teams to translate business needs into technical solutions.

The New York City Department of Correction (DOC) IT Division seeks a Full Stack Developer to design, build, and maintain enterprise web and mobile applications as part of a mobile-first agency initiative. The role spans the full stack, including native and React Native mobile development for iOS and Android, ReactJS web front-end, and Java/Spring Boot backends.

Engineering team at Zealthy builds a virtual healthcare platform to expand high-quality care access. The Full Stack Developer iterates on the early product, collaborates with a small engineering group and the CEO, and contributes to front‑end, back‑end, architecture and DevOps decisions.

Full Stack Developer at Pharo Management builds next‑generation front‑office technology tools for web and mobile. The role designs and develops React‑based UIs, integrates with .NET 6+ and Python back‑ends, and ensures high‑performance, accessible experiences.

Pharo Management, a global macro hedge fund focused on emerging markets, is hiring a Full Stack Developer to build next-generation real-time front office technology tools for web and mobile platforms. Reporting to the Head of Front Office Engineering within the Portfolio Management Analytics team, you will architect and design applications, develop React-based web and mobile solutions, and integrate front-end work with .NET and Python back-end services.

Technology team at Democorp builds scalable web platforms that power core business services. The Full Stack Ruby Developer designs, implements, and maintains end‑to‑end features using Ruby on Rails and modern front‑end frameworks, collaborating with product, design, and QA to deliver high‑quality releases.

Technology team at UpClear builds a SaaS revenue management platform for consumer goods brands. The Full Stack .Net Developer creates and maintains Angular front‑ends and C# back‑ends, writes clean code, and collaborates with cross‑functional teams to ship new features.

Charles River Associates is seeking a Full Stack Agentic Developer to build and evolve a web‑based AI platform that lets experts translate domain knowledge into scalable AI‑driven workflows. The role designs and implements React/Vite front‑end features, Node.js/TypeScript back‑end services, and integrates LLM provider APIs, real‑time streaming, and custom agent runtimes.

Infosys is hiring a Java Full Stack Developer (Technology Consultant 2) in New York, NY to contribute across the full SDLC. Day-to-day work includes documenting business requirements, facilitating design discussions, coding and integrating features, conducting code reviews, implementing test strategies, and resolving production issues.

Orion Innovation's Software Engineering team builds scalable digital products for a diverse set of industries. The Full Stack Developer writes clean production code, creates durable applications using React and backend frameworks, and collaborates closely with product teams to guide feature development.

Engineering at Fox Corporation builds large‑scale production web applications for high‑traffic media experiences. The Senior Full Stack Developer designs and delivers scalable full‑stack solutions, leverages AI‑assisted development tools to boost productivity, and ensures performance, reliability, and security.

Technology team at Priceline builds the core platforms that power travel deal discovery for millions of customers. The Development Manager leads full‑stack engineering, mentors high‑performing engineers, drives technical strategy and roadmap, and collaborates across product, data and operations.

Senior Full Stack Developer at Stifel Financial Corp. leads end‑to‑end development of web applications, mentoring teams, and establishing coding standards.