Top Front End Developer Jobs in San Francisco Bay Area, CA

Owner of the asset discovery experience across tokens, perpetuals, and prediction markets. Design, build, and scale features for web, mobile, and browser extension platforms. Lead initiatives to add blockchain support and new products, interface with users and developers for feedback, and help grow and hire a high-performing Discovery team.

As a Senior Software Engineer, you'll lead the development of React-based features, drive frontend architecture evolution, and oversee complex projects from design to launch, collaborating closely with Product and Design.

Lead the design and implementation of frontend systems, focusing on user experience, performance, and collaboration with backend teams to integrate product vision.

As a Senior Full-stack Engineer, you will design and build advanced backend systems and UI for AI-driven scientific platforms, ensuring performance and reliability. You will collaborate with ML researchers and scientists to optimize complex data workflows and integrate diverse database technologies.

As a Frontend Product Engineer, you will build core user-facing product experiences using React JS and ensure seamless API integration, collaborating with product managers and designers.

As a Senior Fullstack Engineer, you will design and build user experiences for a distributed LLM inference platform using React and Tailwind CSS, collaborating across teams, and optimizing performance.

Lead the development of customer-facing dashboard and mobile wallet, mentor a team of developers, and ensure high performance and user experiences across platforms.

Lead frontend technical direction, mentor engineers, drive impact on company growth, and define scalable web applications using technologies like React and Next.js.

As a Senior Software Engineer at Sift, you will develop high-performance data visualization interfaces using technologies like React and TypeScript, collaborating with backend teams and optimizing for real-time datasets.

As a Software Engineer at Sift, you'll build high-performance data visualization interfaces and component libraries, optimize real-time data exploration, and collaborate on API design, contributing to architecture and product development.

You'll develop high-performance, visually appealing React applications, optimizing user interfaces and contributing to architectural best practices.

The role involves designing, building, and implementing new services, working closely with the product team, and taking ownership of projects from 0 to 1.

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.

Design and develop high-quality user interfaces for web applications using React JS. Collaborate with teams to build scalable applications while mentoring junior developers.

The Senior Frontend Engineer will implement and launch features for Slush Wallet, update frontend architecture, and collaborate with design and product teams.

Build intuitive interfaces for construction workflows using React and TypeScript, optimizing performance and creating data-rich dashboards.

As a Senior Frontend Engineer, you will lead frontend development, mentor team members, design scalable architecture, and enhance UI quality using AI tools.

Responsible for leading the architecture and development of scalable web applications, optimizing performance, and mentoring junior developers.

Develop crafted, intuitive interfaces, improve UI/UX quality, and collaborate with product teams. Engage with customers for feedback and mentor future engineers.

As a Senior Frontend Engineer, you will optimize performance across the platform, analyze client traffic, and implement fixes for performance issues. You'll collaborate across teams, advocate for best practices, and ensure a high-quality user experience.

The Software Engineer III will design and develop scalable software solutions, resolving technical challenges and ensuring system reliability through collaborative work and proactive problem resolution.

Develop user interfaces for web applications, collaborate with teams, mentor engineers, and ensure code quality and performance in a fast-paced environment.

Responsible for the development and maintenance of the web application for fraud analysis, primarily focusing on frontend development using React, while collaborating across the tech stack.

The Software Engineer will architect and advance our frontend e-commerce platform, collaborating across teams and building reusable components and frontend features.

The Sr Full Stack Developer will work primarily on backend development, with some UI work, and is expected to code actively. A positive attitude and drive for conversion to full-time are essential.