270 typescript developer jobs at 145 companies in Sagamore, MA
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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
3w
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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
1mo
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Senior Developer / Lead Developer
Allentown or Providence or Louisville
HybridFull Time
5+ YOEBachelor's degree, 5+ years software development experience (senior) or 7+ (lead); proficiency in C#, Java, TypeScript, frontend frameworks, APIs and SQL; experience with cloud, microservices, and emerging tech.
C#, Java, TypeScript, JavaScript, Python, Angular, React, SQL, Microservices, Cloud Architecture, APIs, SAP ABAP, SAP S/4HANA, Kubernetes, Azure Kubernetes Service (AKS), DevOps, RPA, Artificial Intelligence
1mo
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Lead Developer
Allentown or Louisville or Providence
HybridFull Time
7+ YOEBachelor's degree (or equivalent), 7+ years experience (Lead) or 5+ years (Senior); strong software development background with C#, Java, JavaScript/TypeScript, front-end frameworks (Angular/React), APIs/JSON, and SQL; experience with microservices, cloud, containerization and Kubernetes preferred.
C#, Java, Python, JavaScript, TypeScript, Angular, React, SQL, JSON, APIs, Microservices, DevOps, Multi-Cloud, IoT, Intelligent Automation, RPA, Test automation, Machine Learning, Artificial Intelligence, Kubernetes, Azure Kubernetes Service (AKS), SAP ABAP
1w
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Senior Backend Developer (Node JS)
Plano or Boston
HybridFull Time
8+ YOE8+ years backend development experience with Node.js/TypeScript, GraphQL, AWS, SQL/NoSQL databases, CI/CD, containerization, and strong communication skills.
Node.js, GraphQL, TypeScript, JavaScript, NestJS, ExpressJS, AWS Lambda, AWS AppSync, AWS CDK, PostgreSQL, MySQL, Amazon RDS, DynamoDB, MongoDB, Redis, Docker, Kubernetes, GitHub Actions, GitLab CI, Jenkins, CloudWatch, ELK, Prometheus, Grafana, OpenTelemetry, React, Java/J2EE, Spring Boot
5d
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Principal UI Developer
Boston or United States
OnsiteFull Time
Engageware: Provides AI-powered customer engagement and appointment scheduling software.
8+ YOERequires 8+ years in front-end or full-stack web development, 3+ years at senior/principal IC level, expert React and TypeScript, Angular-to-React migration, API ownership, testing, accessibility, and AI tooling experience.
React, TypeScript, Angular, React Query, Zustand, Redux Toolkit, Storybook, Figma, Figma AI, v0, Claude, Spring Boot, Java, REST, WebSockets, SSE, Vitest, Jest, React Testing Library, Playwright, Cypress, MCP, Scala, Akka, SQL Server, PostgreSQL, Kubernetes, AWS
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
1w
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Senior Backend Developer (Node JS)
Plano or Boston
HybridFull Time
8+ YOE8+ years backend development experience with Node.js, TypeScript, GraphQL, AWS; experience with NestJS/Express, microservices, SQL/NoSQL databases, CI/CD, observability, and Agile delivery.
Node.js, TypeScript, GraphQL, JavaScript, NestJS, ExpressJS, AWS Lambda, AWS AppSync, AWS CDK, PostgreSQL, MySQL, Amazon RDS, DynamoDB, MongoDB, Redis, Docker, Kubernetes, GitHub Actions, GitLab CI, Jenkins, CloudWatch, ELK, Prometheus, Grafana, OpenTelemetry, Java, J2EE, Spring Boot, React
1mo
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Software Engineer
Colorado Springs or Boston
$90k-$130k/yr HybridFull Time
1+ YOEUS citizen with active Secret clearance, B.S. in a STEM field,1+ years software development experience (1–4 yrs preferred), proficiency with TypeScript/React or Julia, REST APIs, and tested, maintainable code.
Julia, GeoJSON, CZML, JSON, React, TypeScript, Cesium, Resium, Electron, Python, MATLAB, NumPy, SciPy, React Testing Library, Windows, Linux
1mo
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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
2mo
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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
3w
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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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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
4d
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Principal Software Engineer
Mansfield, Massachusetts, United States
$152k-$190k/yr RemoteFull Time
10+ YOE10+ years in software design and development preferred; expert C#, .NET, ASP.NET, Angular, and TypeScript; experience with AI/LLM integration, Python or .NET, full-stack applications, SDLC, and technical leadership.
Microsoft .NET, C#, ASP.NET, Angular, TypeScript, HTML, CSS, Python, OpenAI, Azure OpenAI, SQL, Microsoft SQL Server, AWS, LLMs, AI
1w
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Senior Software Engineer - Bazel Tools
Atlanta or Boston or New York City
$244k-$305k/yr HybridFull Time
Expertise with Bazel and one or more languages (Go, Python, Java, Rust, TypeScript). Experience with large codebases, CI pipelines, and building developer-facing tools.
Bazel, Go, Python, Java, Rust, TypeScript
3mo
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Senior Software Engineer
Boston or Needham
$90k-$180k/yr HybridFull Time
5+ YOE5+ years in software design/development; full stack experience; Java/Python/TypeScript; AWS/Azure; CI/CD; JIRA/Git; AI tools; strong communication.
Java, Python, TypeScript, AWS, Azure, Jenkins, GitHub Actions, JIRA, Git, VS Code, IntelliJ, Eclipse, Oracle, MySQL, Claude Code, GitHub Copilot
5d
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Senior Software Engineer, Frontend Platform
United States or San Francisco or New York City or Los Angeles or Boston or Seattle or Washington or San Diego or Chicago or Austin or Dallas or Portland or Denver or Philadelphia or Baltimore or Sacramento or Minneapolis or Miami or Atlanta or Phoenix or Orlando or Las Vegas or Salt Lake City or Madison or Birmingham or San Antonio or Spokane or Toronto
$125k-$210k/yr HybridFull Time
Significant production software experience with deep React and TypeScript expertise, full-stack fundamentals, mobile experience, design systems, Figma, and hands-on AI-assisted development.
React, TypeScript, React Native, Figma, Cursor, Claude, Storybook, style-dictionary, Framer Motion, Rive, Lottie, Expo
1mo
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Software Engineer 2, Autonomous Lab
Boston or Emeryville or West Sacramento
$86k-$120k/yr HybridFull Time
Bachelor’s degree or equivalent experience, professional software development experience, proficiency in Python and Git, familiarity with TypeScript/React and Kubernetes is a plus, strong communication and collaboration skills.
Python, TypeScript, React, Git, Kubernetes, PostgreSQL, LangChain, GCP, AWS, Azure, CI/CD, REST API, Catalyst, HL8, Terapagos, Stratum v2, MCP
3w
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Staff Engineer (Product)
Boston or Vancouver or Vancouver
$175k-$250k/yr HybridFull Time
8+ YOE8+ years software development experience, strong frontend React/TypeScript and backend Node.js skills, SQL/NoSQL databases, cloud (AWS) familiarity, system design, security, CI/CD, Docker/Kubernetes, mentoring experience.
React, TypeScript, Node.js, Kotlin, SQL, NoSQL, MySQL, DynamoDB, AWS, Git, CI/CD, Docker, Kubernetes, YAML, DataDog, Copilot, Cursor
1mo
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Software Development Engineer II, Consumer
Boston, Massachusetts, United States
$112k-$141k/yr HybridFull Time
2+ YOE2+ years Java development experience, experience building consumer-facing AI features, APIs/REST, familiarity with TypeScript/JavaScript/React and AWS preferred, strong algorithms and data-structures knowledge.
Java, TypeScript, JavaScript, React, AWS, APIs, REST, AI coding assistants, multi-agent workflows
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