Top Senior Front-End Engineer Jobs in Boston, MA

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 role involves developing new user-facing features for LangSmith, optimizing components, and collaborating with developers and designers to enhance usability.

Build and maintain customer-facing experiences for live online auctions, improving performance and reliability while mentoring teammates and collaborating with product and design teams.

Develop and implement advanced UI applications for defense intelligence using TypeScript and React, mentoring junior engineers and collaborating with cross-functional teams.

Design and build user-facing components for an AI-native cloud platform, ensuring scalability and performance, mentoring engineers, and optimizing web interfaces.

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

Develop and deliver high-quality front-end software for freight logistics. Lead design, mentor junior engineers, and enhance customer experiences using modern frameworks.

The Senior Frontend Engineer will develop user-friendly and scalable components for a data labeling platform, collaborating with teams and mentoring junior engineers.

This role involves building production-grade React applications with TypeScript, developing a component library, collaborating on API integration, and shaping frontend architecture for an AI-powered hardware product platform.

The role involves developing large-scale applications using HTML, CSS, JavaScript, and React/WordPress, code reviews, and crafting UI components while ensuring high quality and accessibility.

The Senior Front-End Engineer will design and build scalable applications using React and TypeScript, collaborating with client engineers and leveraging AI tools for development.

Seeking Senior Front-End Engineer for a 6-month contract to build high-performance UIs with Angular and Ionic, focusing on health technology and user experiences.

The role involves building creative tools for content editing, enhancing features with PixiJS and WebGL, and improving collaboration workflows.

Lead the design and development of high-quality cross-platform applications using Flutter and Dart, while mentoring junior developers and ensuring coding standards are met.

The Senior Front End Engineer will develop features for the MONOPOLY GO! Chat app, collaborate with teams, ensure app quality, and utilize AI tools for engineering tasks.

Build and maintain TypeScript/React frontends and SDKs for the Nomina web3 platform, create user-facing dapps, improve developer documentation and DX, and collaborate with product and engineering to deliver high-quality, mobile-friendly features.

As a Senior Front-End Developer, you will develop and optimize a Shopify Headless storefront using React, ensuring high-quality, responsive web experiences and collaborating with design teams to create pixel-perfect interfaces.

Design, develop, and maintain a user-friendly system, integrate APIs, collaborate with teams, and mentor teammates while improving system efficiency.

As a Senior Frontend Engineer, you'll build the frontend Graph Semantic Layer with React and TypeScript, developing complex data visualizations and collaborating closely with design and product leadership.

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.

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

Design, develop, and maintain efficient user interfaces for OTT products; collaborate with designers and backend developers; optimize front-end performance.

Design, build, test, and maintain scalable, responsive front-end applications (React/TypeScript). Collaborate with cross-functional teams to implement AI-integrated UIs, optimize performance, and own frontend lifecycle including unit, integration, and end-to-end testing.

Lead and architect features for the Risk Cloud platform using Front-End technologies. Collaborate with teams, implement best practices, and ensure high quality through testing and optimization.

Lead development of interactive React front-ends with Chakra UI and Mapbox, build data visualizations (Plotly/ApexCharts), optimize performance for large and real-time datasets, enforce front-end best practices, mentor engineers, and collaborate with product, design, and backend teams to deliver accessible, responsive interfaces.