Frontend Developer Jobs in Massachusetts, United States

Frontend C2 Systems team at Booz Allen Hamilton builds mission-critical C2 applications for defense customers. The lead full stack developer designs and delivers end‑to‑end web solutions, mentors a team, and ensures compliance with security and accessibility standards.

Air Space Intelligence seeks a Frontend Engineer to build high‑performance, map‑driven web interfaces for mission‑critical air traffic operations. The role involves crafting real‑time, geospatial dashboards, collaborating with designers, and leveraging modern web technologies to deliver responsive, data‑rich experiences.

General Medicine's consumer healthcare team builds a seamless web experience for patients to shop care services. The Frontend Engineer owns major surfaces of the Next.js app—from search and scheduling to provider profiles and checkout—optimizing UI polish, performance, accessibility, and collaborating with design, operations, and clinical stakeholders.

General Medicine builds a consumer healthcare platform that simplifies shopping for care, offering transparent pricing for virtual and in‑person services. As a Frontend Engineer you will own major surfaces of the Next.js web app—from search and scheduling to provider profiles and checkout—collaborating with design, operations, and clinical stakeholders to deliver a polished, high‑performance experience.

Senior Frontend Engineer at Mobi.AI will lead the creation of AI‑driven user interfaces for travel and transportation solutions. Working with React, TypeScript, and modern build tools, you’ll translate design wireframes into responsive, accessible code, optimize performance, and integrate cutting‑edge AI assistants via the Model Context Protocol.

AI Venture Studio at Bristol‑Myers Squibb builds AI‑powered product experiences for medicines discovery. As a Senior Frontend Engineer you own React/TypeScript delivery of chat, copilot, workflow, and human‑in‑the‑loop interfaces, integrating with AWS services and enterprise standards.

Rockstar Games seeks a Senior Frontend Engineer to build robust, accessible web experiences for its global community. The role focuses on the technical backbone of front‑end delivery, integrating React components with Next.js and ASP.NET Core services.

DraftKings seeks a Frontend Software Engineer to build high-impact, scalable user interfaces for its customer-facing products, focusing on performance, accessibility, and responsive design.

Frontend Engineer on HPE’s edge‑to‑cloud platform builds modern, scalable web applications with React and TypeScript. Day‑to‑day work includes architecting UI components, driving state‑management decisions, and collaborating with designers and backend teams to deliver high‑quality user experiences.

Suno is building a future where anyone can create music with just a few words. As a Staff Software Engineer, Frontend, you’ll join a talented team of musicians and AI experts to design and build web applications that enable users to create, explore, and listen to music.

Senior Frontend Software Engineer on Cognex’s industrial automation engineering team. Designs and builds responsive, accessible Angular web apps that power machine vision solutions, collaborating with backend Python APIs and global product owners.

Civil Aviation Team at Air Space Intelligence modernizes America’s air traffic control system, building next‑generation trajectory prediction and decision‑support tools for safety‑critical airspace operations. As a Frontend Engineer you will develop user‑facing features in React, Redux, Mapbox and TypeScript, collaborating with civil aviation and design teams to deliver high‑precision, real‑time map‑based interfaces.

Platform Technologies Language & Frontend Design Engineer at SiFive. Design and build domain-specific languages in Scala and Python for SoC design, contribute to Chisel and LLVM CIRCT communities, integrate with MLIR stack, and document tools.

Real-Time Operations (RTO) team at Axon builds mission‑critical situational awareness software for emergency responders. As a Staff Full Stack Software Engineer you will define and own the client architecture and frontend foundations, shaping modular, configurable platforms that scale to millions of users across verticals and regions.

Senior Software Engineer I role at Axon focuses on developing scalable frontend applications using React and TypeScript. The position involves leading technical solutions, mentoring team members, and collaborating with cross-functional teams to deliver high-performance web and desktop applications.

Senior Frontend Engineer role at Sevenai focuses on designing and building user-facing components for an AI-native cloud platform. The position involves architecting scalable, high-performance web interfaces that make complex cybersecurity capabilities intuitive and accessible.

Counsel Health is building the first fully-vertical, AI-native medical group to deliver 24/7 AI‑augmented primary care. As a Senior Frontend Engineer you will craft patient‑facing and physician‑facing interfaces, shape design systems, state management and performance, and translate cutting‑edge LLM capabilities into usable product experiences.

Growth Team at WHOOP builds and optimizes user‑facing web experiences to drive acquisition, activation, engagement, and retention. As a Software Engineer I you will develop responsive frontend applications using React, implement A/B experiments, and integrate with RESTful APIs to improve member journeys.

Signup & Activation team at Scribd builds the first‑time user experiences that turn visitors into engaged readers across Scribd, Slideshare, and Everand. The Frontend Software Engineer II crafts high‑performing React/Next.js interfaces, integrates them with Rails back‑ends, and runs experiments to boost conversion and activation.

Software Org at WHOOP builds the wearable technology and software platform that unlocks human performance. As a Software Engineer II (Frontend, AI Platform) you will design and develop member‑facing web experiences using Next.js, React and Tailwind CSS, leveraging AI‑assisted workflows to prototype and ship features rapidly.