Handshake
Software Engineer I, Build Review & Test
$136K–$170K
San Francisco, CA · On-site · Full-time · Posted Oct 7, 2026
- Experience
- About 3–5 years of professional software engineering experience, or comparable hands-on experience.
About the job
Build and improve tools for builds, tests, code review, and coding agents to make software development faster, more reliable, and easier to understand.
What you'll do
- Build and maintain build, test, code review, and change-merging tools for engineers and coding agents.
- Improve build speed, test reliability, and failure messages; help users identify causes and next steps.
- Use developer feedback and system data to guide improvements, release them safely, and assess their impact.
What they ask for
- About 3–5 years of professional software engineering experience, or comparable hands-on experience.
- Strong JavaScript or TypeScript skills and experience in the JavaScript ecosystem.
- Hands-on experience with JavaScript unit testing and end-to-end tests.
- Experience shipping and maintaining production software, including writing automated tests.
Nice to have
- Build systems or CI experience, including tools such as Buildkite, GitHub Actions, Docker, or Kubernetes.
- Experience with test frameworks, coding agents, automated code review or testing, reliable builds and releases, or logs, metrics, and traces.
Pay
$136K – $170K (base salary; type not stated)
Tools
JavaScript, TypeScript, Node.js, Bun, Jest, Vitest, Playwright, Buildkite
AI focus
Improve the tools, instructions, and environments coding agents use to write, test, and debug code; help build automated code reviews and checks.
Model-written summary · the original posting is authoritative