Top Senior Front-End Engineer Jobs in Boston, MA

The Senior Frontend Engineer will build and maintain SPAs, work in a remote team, deliver new features, and mentor junior engineers.

The Senior Software Engineer (Frontend) will design scalable frontend solutions, ensure application performance, and collaborate with agile teams to enhance user experiences.

Develop and maintain user interface elements, utilize Vaadin, and train team members on front-end development while focusing on customer experience solutions.

Design and develop web applications, mentor teammates, shape architectural decisions, write clean code, conduct testing, and troubleshoot issues.

As a Senior Frontend Engineer, you'll build and maintain a fraud prevention platform UI using ReactJS, collaborating with backend teams and ensuring code quality through tests and CI/CD processes.

The Senior Software Engineer will design and build user-centric web applications, collaborating with cross-functional teams while ensuring high code quality and performance.

As a Senior ASIC Front-End Design Engineer, you will oversee digital SoC design, collaborating to create automotive communication semiconductors, ensuring target performance and area goals are met.

The Senior Front-end Engineer will design and deliver scalable, user-friendly interfaces using React and Node.js, collaborating with cross-functional teams to enhance user experience and optimize performance.

The role involves developing high-quality front-end software for freight logistics, mentoring junior engineers, and collaborating on customer experience projects using advanced frameworks.

The Senior Front-End Software Engineer will create high-quality React applications, manage UI architecture, and leverage AI tools for development optimization, while collaborating in an Agile team.

Design, build, and maintain scalable React/TypeScript web applications for Keeper's Admin Console. Integrate with backend REST APIs, implement enterprise UI workflows (RBAC, policy config, audit views), ensure secure, well-tested frontend code, participate in architecture and code reviews, troubleshoot performance and usability, and maintain documentation.

Lead frontend delivery for ticketing across React web and React Native mobile: design and ship resilient purchase, redemption, and event-day features, improve observability, testing, reliability, and mentor engineers while collaborating with product, design, and backend teams.

As a Senior Fullstack Engineer, you will lead the development of UI/UX and enhance backend services for a mission planning platform, working with junior engineers.

Lead complex frontend projects, evolve build systems, improve web performance, and enhance developer tooling at Vanta.

Lead development of complex React applications, maintain reusable component libraries, optimize frontend performance and accessibility, translate Figma designs into responsive UI, collaborate on API design (Node/Python), use analytics to improve user journeys, and champion AI-augmented development workflows.

The role requires developing scalable frontend components for a new application, ensuring high-quality releases while collaborating with engineering and QA teams.

Design and implement frontend systems using React and TypeScript, collaborate with product and design teams, mentor engineers, and contribute to backend services in Go.

The Senior Front-end Engineer will design and develop high-performance UIs for Temporal's products, focusing on accessibility, scalability, and data visualization in complex systems.

We are seeking a Senior Frontend Software Engineer to build advanced web applications using JavaScript and ReactJS, collaborating with a team to enhance user experiences.

Design and implement software front end applications, mentor developers, participate in planning and reviews, and ensure quality work on Clinical Solutions products.

Lead frontend architecture and implement scalable React + TypeScript features for the HQ web app. Improve modularity, state and data flows (Redux, TanStack Query/GraphQL), performance, testing standards, and contribute to cross-platform React Native mobile efforts.

The Sr. Software Engineer will lead the migration of mobile platforms to a Flutter/Dart codebase while maintaining and enhancing the existing iOS application. Responsibilities include collaboration across teams, troubleshooting performance issues, and mentoring other engineers.

The Senior Front-End Software Engineer will architect and develop user-centric web applications integrating AI, ensuring security, performance, and a top-notch user experience while collaborating with cross-functional teams.

The Frontend Platform Engineer will build and maintain a component library for LangChain, focusing on reusable UI components, design system tooling, and improving workflows for accessibility and performance.

Develop and maintain high-performance, scalable full-stack products for merchant storefront experiences. Engage in rapid iterative design and development, conduct code reviews, and ensure adherence to engineering standards.