Top Senior Front-End Engineer Jobs in San Francisco, CA

The Senior Software Engineer will lead frontend initiatives, build user-facing features in React and React Native, and mentor teammates within a collaborative environment.

Seeking a Senior Frontend Engineer with 5-7 years of experience to lead development, design systems, and build user-friendly interfaces.

As a Senior Frontend Engineer, you will design and build web applications, owning major UI projects, collaborating with cross-functional teams, and optimizing performance for a seamless user experience.

Architect and build frontend for a cloud platform, manage technical roadmap, create scalable infrastructure and components, ensure high-quality implementations.

As a Senior Frontend Engineer, you'll design user interfaces, collaborate with backend engineers, maintain frontend integrity, oversee code quality, and implement innovative AI solutions.

As a Senior Frontend Engineer, you'll architect and build payment experiences, maintain payment dashboards, and mentor engineers while driving frontend architecture decisions.

The Senior Frontend Engineer will build and enhance core product experiences using Angular 2+ and React, ensuring high-quality code and collaboration with other teams.

As a Senior Frontend Engineer, you'll build user experiences for a multi-channel messaging platform, focusing on React and TypeScript. Responsibilities include collaborating with teams, driving architecture decisions, mentoring, and contributing to shared infrastructure.

The Senior Frontend Engineer will develop mobile web products using React Native and TypeScript, collaborate with designers, write clean code, and integrate UI components with backend services.

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.

Lead architecture and development of front-end features for the Risk Cloud platform using Angular and TypeScript. Write and review tests and code, collaborate with product, design, QA, and engineering teams using Agile practices, and optimize the front-end for speed, reliability, and scalability while promoting testing-first and iterative delivery.

As a Senior Frontend Engineer II, you will optimize user experience, drive experimentation for growth, and improve the frontend architecture of an eCommerce platform while ensuring accessibility and reliability.

As the first dedicated frontend engineer, drive frontend architecture, build reusable design systems, ship React interfaces, and mentor engineers. Collaborate across teams to simplify workflows and define UI standards in a high-performance web application environment.

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.

Responsible for speeding up frontend builds and tooling at Slack, mentoring engineers, and enhancing developer experiences through performance improvements and toolchain optimizations.

As a Senior Frontend Engineer at Brex, you will design, implement, and maintain new products, collaborating across teams to enhance customer experiences while upholding high engineering standards.

The Senior Fullstack Engineer will develop web applications for expansion tooling, focusing on intuitive designs, automation, and efficiency to enhance launch processes.

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.

Lead the design and implementation of a flagship product, define technology best-practices, and mentor the product team while working with rich datasets from Fortune 500 clients.

The Senior Frontend Engineer will enhance Slate's brand management experience by building UI systems, integrating brand assets, ensuring reliability, writing maintainable code, and mentoring junior engineers.

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

The Senior Software Engineer will lead frontend development, define architecture, own UX for workflows, mentor engineers, and collaborate with design and backend teams.

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.