Top Front End Developer Jobs in Boston, MA

Build mission-critical frontend features for civil aviation: develop fast, maintainable React/TypeScript interfaces, real-time map-based visualizations with Mapbox/Maplibre/Google Maps, and leverage WebGL/WebGPU/ThreeJS and WebAssembly for accelerated rendering and performance.

The Principal Front-End Engineer will enhance the Growth team's platform and infrastructure by developing tools, managing applications, and ensuring a high-quality user experience across projects.

Build and ship a new dealer-facing product across the full stack: develop, test, and deploy high-quality code; maintain and improve core systems; and collaborate with product and data teams from design through measurement.

Architect and build a high-performance, low-latency trading web platform. Integrate real-time market data and execution workflows, collaborate cross-functionally on large initiatives, and deliver scalable, performant, user-focused frontend applications with strong attention to API design, tooling, and developer experience.

Develop user interfaces for air traffic systems, focusing on map-based applications and real-time data processing.

The Senior Software Engineer will lead web experience architecture, mentor engineers, manage technical projects, and enhance frontend performance and reliability through data-driven decision making.

The Software Engineer II (Frontend) will design and develop user experiences for WHOOP's digital products, focusing on responsive web applications and collaboration across teams.

Lead frontend architecture and strategy across web and mobile, build high-performance React and React Native applications, develop shared component libraries and design systems, optimize performance and accessibility, mentor engineers, collaborate with product/design/backend teams, and resolve complex cross-stack issues.

As a Software Engineer I on the Growth team, you'll develop and maintain frontend applications, implement experiments, and improve user experiences while collaborating closely with cross-functional teams.

Build and own major surfaces of a Next.js consumer healthcare web app. Implement UI with high polish, performance, and accessibility; make frontend architecture decisions; work with design, backend (Rails/Postgres), and clinical stakeholders; write SQL, debug end-to-end, and own QA to deliver features.

Build and maintain production-grade React+TypeScript web interfaces for data-intensive, real-time AI products. Own end-to-end frontend features, optimize UI performance for large datasets, collaborate with design and backend teams, establish frontend best practices, improve architecture and tooling, and resolve production issues across browsers and devices.

Lead design and delivery of cross-platform applications using Flutter/Dart. Architect scalable, maintainable code, enforce standards, integrate with backend APIs, optimize performance, and contribute to CI/CD and automated testing. Mentor junior engineers, conduct code reviews, troubleshoot complex issues, collaborate with product and design, and influence technical roadmaps to deliver high-quality mobile and web experiences.

This role involves leading web platform initiatives, mentoring senior engineers, architecting web applications, and implementing technical strategies for improved performance.

As a Frontend Software Engineer, design, develop, and deploy web applications, collaborate with UX engineers, and implement user-friendly interfaces.

Develop innovative UI and web systems, managing project priorities and deadlines while working within a collaborative team environment.

Design and build a scalable, responsive UI; lead frontend architecture and optimization; apply UI/UX best practices; integrate with backend APIs; ensure high web performance and deploy user-facing features.

Build and maintain responsive, accessible React/NextJS web interfaces and support Chrome extension development (Manifest V3). Integrate with backend APIs or WebSockets, optimize performance, write tests, perform code reviews, monitor and document extension and web app behavior, and collaborate with cross-functional teams.

Design user interfaces and workflows in Figma, implement designs using Vue.js and Next.js, and collaborate with backend engineers on API integration.

Lead front-end technical strategy for Coinbase Advanced trading platform: define and execute a scalable roadmap, deliver a low-latency interface across web and mobile, mentor engineers, anchor complex projects, and ensure high standards for code quality and system design.

Build, test, and optimize responsive web applications using Next.js and React. Collaborate with designers and back-end developers, implement UI/UX designs, write clean maintainable code, and debug front-end issues to ensure high performance across devices and browsers.

Build and scale performant, data-driven React web applications and reusable UI components. Integrate with REST/GraphQL backends, support real-time data and map-based visualizations, optimize rendering for large datasets, collaborate across product, design, and backend teams, and maintain frontend architecture, testing, and documentation for mission-critical systems.

As a Staff Frontend Engineer, you will enhance Airbnb's client tech stack by empowering product teams, optimizing infrastructure, and mentoring engineers.

Build and maintain end-to-end product features across frontend and backend. Design frontend architecture with React, participate in technical design and customer-facing support, document features, collaborate with product, and own projects from spec through launch while ensuring code quality and reliability.

Build and maintain performant web and mobile trading interfaces using React/React Native and TypeScript. Implement trading flows, wallet integration, real-time data visualization, reusable component libraries, and optimize UI performance under high-frequency updates while handling edge cases and collaborating with backend and wallet engineers.

Volunteer Principal Front End Developer to build React/React Native web and mobile features, mentor engineers, implement scalable full‑stack solutions, ensure cross‑browser compatibility and testing, work with Node/MongoDB/AWS, attend weekly standups, and support a fundraising launch. Minimum 4 hours/week commitment.