3mo
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Software Engineer (Backend Typescript)
Jersey City or Smithfield or Merrimack
$80-$102/hr OnsiteContract
5+ YOEBachelor's in CS or related,5+ years software development with NodeJS/TypeScript,experience with microservices,API design,AWS,Docker/Kubernetes,Kafka and NoSQL;strong communication and technical leadership.
NodeJS, JavaScript, Typescript, Express, Mongoose, Casbin, Axios, NPM, Kafka, AWS, S3, EC2, Docker, Kubernetes, MongoDB, Bitbucket/Stash, Jenkins, Artifactory
1w
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Software Engineer (TypeScript/JavaScript)
Boston or Salt Lake City or San Francisco or New York City
RemoteFull Time
5+ YOEMid/senior engineer experienced with TypeScript/JavaScript, building/maintaining JS client libraries, React/Redux front-ends, native integrations (N-API/node-addon-api/Wasm), and backend work in Python or Rust.
TypeScript, JavaScript, N-API, node-addon-api, Wasm, React, Redux, Vite, Web Workers, WebSockets, Python, Rust, REST API, Storybook, Figma, CI/CD, npm
1d
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Senior UI Developer (React & TypeScript)
Woonsocket, Rhode Island, United States
$68k-$114k/yr HybridFull Time
Bachelor's degree in CS/IT/Engineering or related, strong experience with React 18+, TypeScript, JavaScript (ES6+), state management, telemetry, testing, and frontend performance.
React 18+, TypeScript, JavaScript (ES6+), Redux Toolkit, Context API, Zustand, Application Insights, OpenTelemetry, Jest, React Testing Library
1d
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Senior UI Developer (React & TypeScript)
Woonsocket, Rhode Island, United States
$68k-$114k/yr HybridFull Time
Bachelor's in CS/IT/Engineering, strong React 18+, TypeScript, JavaScript (ES6+), state management (Redux Toolkit/Context/Zustand), app telemetry, testing (Jest/React Testing Library), and frontend performance expertise.
React 18+, TypeScript, JavaScript (ES6+), Redux Toolkit, Context API, Zustand, Application Insights, OpenTelemetry, Jest, React Testing Library
1w
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Front-End Software Engineer (React/Typescript)
Boston or New York City
HybridFull Time
8+ YOE8+ years front-end experience with React and Typescript, experience building data-rich apps, GraphQL familiarity, strong product/UX focus, and debugging/performance skills.
React, Typescript, GraphQL
3mo
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Principal Software Engineer - Frontend, Developer Experience
San Francisco or Phoenix or Denver or Austin or Jacksonville or Bridgeport or Boston or New York City or Atlanta
RemoteFull Time
5+ YOEDevelop frontend UIs with TypeScript/React; collaborate with product/design; contribute to architecture and testing; mentor colleagues.
TypeScript, React, GraphQL, Node.js
23h
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AI Enablement Engineer- Developer Experience
Somerville, Massachusetts, United States
$130k-$180k/yr HybridFull Time
5+ YOE5+ years software engineering experience building developer-facing AI/LLM tools and internal platforms; strong TypeScript, API, AWS, CI/CD, and developer experience skills; bachelor's degree required.
TypeScript, RESTful services, MCP, AWS, CI/CD, LLMs, RAG
2mo
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Application Developer, Senior
Washington or Orlando or Fort Meade or Minneapolis or Huntsville or Dayton or San Diego or Fort Sheridan or Devens or Norfolk or Millington or Phoenix or Fort Worth or Peterson AFB or Buckley AFB or Belle Chasse or Fort Leavenworth or MacDill AFB or San Antonio or Tampa or Quantico or Lackland AFB or Yorktown or Offutt AFB or Rome or Reston or Camp Parks
$87k-$198k/yr HybridFull Time
6+ YOE6+ years in application or software development; Node.js with Typescript, SQL/PostgreSQL, Redis, Elasticsearch; cross-functional collaboration; automated testing; TS/SCI with polygraph; Bachelor’s degree.
Node.js, Typescript, SQL, PostgreSQL, Redis, Elasticsearch
3mo
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Software Engineer II
Denver or Lexington or Waltham
$78k-$120k/yr HybridFull Time
4+ YOE4+ years frontend development with React/TypeScript; AWS experience; marketplace product exposure; strong leadership and communication.
React, TypeScript, AWS
2mo
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Application Developer, Mid
Washington or Belle Chasse or Buckley AFB or Camp Parks or Dayton or Devens or Fort Leavenworth or Fort Meade or Fort Sheridan or Fort Worth or Huntsville or Lackland AFB or MacDill AFB or Millington or Minneapolis or Norfolk or Offutt AFB or Orlando or Peterson AFB or Phoenix or Quantico or Reston or Rome or San Antonio or San Diego or Tampa or Yorktown
$87k-$198k/yr HybridFull Time
6+ YOE6+ years in software development; Node.js with Typescript, SQL, PostgreSQL, Redis, Elasticsearch; TS/SCI with polygraph; Bachelor's degree; experience collaborating in cross-functional teams; automated testing experience.
Node.js, Typescript, SQL, PostgreSQL, Redis, Elasticsearch, JSON, Java, SharePoint, XML, VBAs, Oracle, MongoDB, Solr, OpenAI
1mo
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Software Engineer
Waltham, Massachusetts, United States
$100k-$120k/yr HybridFull Time
3+ YOE3+ years experience; strong web development skills with JavaScript/React/TypeScript and Java/J2EE; experience debugging with browser dev-tools; Agile collaboration and BS degree preferred.
JavaScript, jQuery, React, TypeScript, Chakra UI, Emotion, Java, J2EE, Browser dev-tools, TanStack Table, Axios, React Hook Form, Yup, Jotai, Immer, Git, Struts 2, JSP, Spring MVC, Webpack, Vite, React Testing Library, WebdriverIO, ESLint, Stylelint, SCSS, OAuth, OIDC, SAML, AWS SDK
1mo
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Software Engineer
United States or Boston or New York City or Denver
$110k-$125k/yr RemoteFull Time
2+ YOE2+ years professional software engineering experience; full‑stack web development using TypeScript, React, Express, and MongoDB; strong testing, collaboration, and productive use of AI coding tools.
TypeScript, React, Express, MongoDB
3w
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UI Engineer
Boston or New York City or Atlanta
$80k-$100k/yr HybridFull Time
5+ YOE5+ years front-end development with JavaScript/TypeScript and React/Angular, NodeJS experience, RESTful API and SQL knowledge, automated UI testing, EM, mentoring and strong communication skills.
JavaScript, TypeScript, NodeJS, HTML, CSS, Material UI, Styled Components, ES6, React, Angular, Redux, Next.js, RTK Query, NPM, Nx, Bitbucket, Python, SQL
2mo
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Developer Support Engineer
Cambridge, Massachusetts, United States
$125k-$135k/yr OnsiteFull Time
2+ YOE2–5 years in software engineering, technical support, or debugging-heavy roles; strong problem solving; code reading/modification (Python/TypeScript); excellent communication; calm under pressure; wants onsite collaboration.
Python, TypeScript
3w
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Software Engineer, DevSecOps
Cambridge, Massachusetts, United States
$109k-$175k/yr HybridFull Time
5+ YOE5+ years in software/platform/DevOps; strong TypeScript/JavaScript or Python; AWS experience; CI/CD pipeline creation; developer tooling and platform engineering experience.
Python, TypeScript, JavaScript, GitHub Actions, Pulumi, Docker, AWS, JFrog, JFrog Artifactory, Nexus, GitHub Packages
3w
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Software Engineer
Colorado Springs or Boston
HybridFull Time
1+ YOEUS citizen with active Secret clearance, B.S. in a STEM field, 1+ years software development experience; proficiency in TypeScript/Python/Java/C++/Rust/Julia, React, REST APIs, and writing tested, maintainable code.
TypeScript, Python, Java, C++, Rust, Julia, React, Cesium, Resium, Electron, MATLAB, NumPy, SciPy, GeoJSON, CZML, React Testing Library
1mo
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Software Engineer
Boston or New York City
OnsiteFull Time
3+ YOE3+ years software development experience; strong Python and TypeScript skills; API and service design experience; familiarity with relational and NoSQL databases, Docker, Kubernetes, AWS, CI/CD, unit testing, and LLM orchestration tools.
Python, TypeScript, JavaScript, Angular, Nest.js, MySQL, JSON, YAML, Docker, Kubernetes, AWS, CI/CD, LangChain, Claude Code, ReviewAI
1mo
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Staff Software Engineer
Boston, Massachusetts, United States
$147k-$196k/yr HybridFull Time
8+ YOE8+ years developing full-stack solutions; expert with React, Node.js, and TypeScript; experience with SSR/CSR, REST/GraphQL, SQL/ORM, AWS, mentoring, and scalable cloud-native architectures.
React, Remix, Next.js, React Router, Node.js, TypeScript, NestJS, Express.js, GraphQL, REST, SQL, TypeORM, Prisma, AWS, Docker, Kubernetes, ECS, Contentful, Optimizely, Cloudflare Workers, Lambda@Edge, Vercel Edge, OpenTelemetry, Grafana, New Relic, Datadog, commercetools
2w
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Senior Software Engineer
Boston, Massachusetts, United States
$90k-$180k/yr HybridFull Time
Wellington Management: Manages investment portfolios and provides financial research for institutions.
5+ YOE5+ years building production software; proficiency with SDLC tools, Java/Python/TypeScript/Node.js, React/Angular, SQL and relational DBs, AWS, and experience integrating AI-assisted development.
JIRA, Git, Jenkins, GitHub Actions, VS Code, GitHub Copilot, Claude Code, AWS, Java, Python, TypeScript, JavaScript/Node.js, React, Angular, SQL, PostgreSQL, Oracle, MySQL
2mo
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Senior DevTools Engineer
San Francisco or Boston or New York or Denver
$163k-$247k/yr HybridFull Time
5+ YOE5+ years software engineering; experience in developer tooling, software/infrastructure engineering; cloud infrastructure design and deployment; Python and TypeScript proficiency; security-aware mindset.
Python, TypeScript, AWS, GCP, Cloud infrastructure, Developer tooling
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