Frontend Engineer Jobs in San Francisco, USA

Senior Frontend Engineer at Halliday. Apply via Ashby.

Senior Frontend Engineer (Mobile) at Sleeper. Apply via Ashby.

Frontend Engineer at Baseten. Apply via Ashby.

Senior Frontend Engineer, Observability at Postman. Apply directly on Postman's jobs board.

Frontend Engineer (SF) at General medicine. Apply via Ashby.

Frontend Engineer, ChatGPT Engineering at Openai. Apply via Ashby.

Frontend Engineer, Financial Web Platform at Openai. Apply via Ashby.

Frontend Engineer at People culture talent. Apply via Ashby.

Staff Frontend Engineer at Quanta. Apply via Ashby.

Senior Frontend Engineer at Legend xyz. Apply via Ashby.

Staff/Senior Frontend Engineer at Hamilton ai. Apply via Ashby.

<p><strong>About <a href="http://pump.co/" target="_blank">Pump.co</a></strong></p> <p><strong>Location:</strong> San Francisco, CA (Onsite 5 days a week)</p> <p><strong>Compensation:</strong> $120K–$200K salary + 0.1%–0.6% equity</p> <p>Pump is on a mission to radically simplify AWS cost optimization for teams building in the cloud. We use group buying and AI to help startups save like big tech — often reducing AWS bills by ~60%, completely for free.</p> <p>As a <strong>Frontend Engineer</strong>, you’ll play a foundational role in shaping both our product and our company. You’ll work closely with the founding team, contribute across the stack (especially frontend), and help define our technical direction and culture from the ground up.</p> <p>This is a rare chance to join something early and make a real impact — we hope Pump becomes a career-defining chapter for everyone who joins.</p> <p><strong>What You’ll Do</strong></p> <ul> <li>Build intuitive, performant, and scalable interfaces that bring our vision to life</li> <li>Contribute across the stack, with a strong emphasis on frontend architecture and best practices</li> <li>Work closely with engineers, designers, and founders to ship quickly and iterate based on feedback</li> <li>Help define and execute our technical roadmap — balancing technical debt and innovation</li> <li>Invent, improve, and maintain development processes, tools, and workflows</li> <li>Prototype often and move fast — while maintaining high product quality and UX standards</li> </ul> <p><strong>Qualifications</strong></p> <ul> <li>BS or MS in Computer Science, Engineering, or a related field</li> <li>3+ years of experience as a full stack engineer, with a focus on building scalable and reliable web applications</li> <li>Preferably has experience at a Series B+ to pre-IPO

Frontend Engineer at Fable. Apply via Ashby.

Senior Frontend Engineer, AI Observability & Evals Platform at Langchain. Apply via Ashby.