Startups · AI

Member of Technical Staff, Frontend

Vapi · San Francisco · Remote

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About Vapi

Build, test, and deploy advanced voice AI agents in minutes with Vapi. The platform for developers creating conversational voice AI. Backed by Bessemer, Peak XV and Y Combinator.

About the role

30 Days: Ramp up on Vapi’s frontend stack and Agent Loop/Observe. Build context with engineering, product, and design, learn how dashboards and call logs connect to backend services, and ship a meaningful improvement. 60 Days: Take end-to-end ownership of a core workflow in call health/LLM observability or reporting and analytics. Deliver production React, TypeScript, and Tailwind work with strong API integration, testing, and measurable improvements to performance, accessibility, or usability.

What they're looking for

  • 5+ years of professional software engineering experience with deep frontend expertise and a record of shipping customer-facing products
  • Strong command of React, TypeScript, JavaScript, HTML, CSS, browser APIs, and integrating frontend applications with backend services and APIs
  • Strong web performance and accessibility fundamentals, including tools such as Chrome DevTools and Lighthouse
  • A test-driven approach spanning component, visual, and end-to-end testing, plus experience with Storybook and design systems
  • Excellent product and UX judgment and strong collaboration with product and design in fast-moving environments
  • Production experience with agentic coding tools and Tailwind CSS. Data-intensive dashboards, complex tables, pagination across millions of rows, or real-time interfaces are a plus
More about this role

Voice AI that resolves, not transfers

Powering 1 billion calls for companies like Amazon Ring, Intuit, ServiceTitan, and New York Life

Trusted by 1 million developers building the future of voice agents

Backed by Peak XV, Bessemer, Kleiner Perkins, M12, Y Combinator, and more with $72M raised

Try talking to Vapi now!

We’re hiring a senior frontend engineer in San Francisco to raise the quality of the experiences customers use to build and operate voice AI agents.

This role will shape frontend experiences across call health and LLM observability, reporting, and analytics - a broad product surface with significant room for ownership.

You’ll shape data-heavy dashboards and call logs used by thousands of monthly active users, making complex, real-time workflows fast, accessible, and trustworthy.

30 Days: Ramp up on Vapi’s frontend stack and Agent Loop/Observe. Build context with engineering, product, and design, learn how dashboards and call logs connect to backend services, and ship a meaningful improvement.

60 Days: Take end-to-end ownership of a core workflow in call health/LLM observability or reporting and analytics. Deliver production React, TypeScript, and Tailwind work with...

Read the full posting on Vapi's site ↗

Engineering

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