Braintrust

Braintrust

Software Engineer, Developer Experience

San Francisco

Sponsorship not specifiedDetected 48 days ago
JavaScriptTypeScriptViteGitCI/CDGitHub ActionsSupply Chain

About the role

  • The work compounds across every engineer at the company and is very important to our whole team
  • Work directly with the engineering team to find friction and remove it - help them be nimble, happy and productive

Responsibilities

  • Drive CI runtime down: parallelization, caching, sharding, test selection, and killing flakes
  • Own the deploy pipeline: progressive rollouts, fast rollbacks, and clear signals when something is wrong
  • Own the our build toolchain - bundlers, compilers, monorepo tooling - and keep cold builds and rebuilds fast as the codebase and archictecture grows
  • Harden our supply chain: SBOMs, signed artifacts, locked-down GitHub Actions, secret hygiene, and provenance for every build
  • Build CLIs, GitHub Apps, and bots that make the right thing the easy thing
  • 5+ years building developer tools, CI/CD, or platform infrastructure
  • Strong fluency with JavaScript/TypeScript build and bundling tools (esbuild, swc, Vite, Turbopack, tsc, pnpm) and a clear sense of when to reach for which

Skills

  • A track record of taking slow, painful workflows and making them fast and pleasant
  • Comfortable profiling and optimizing across the stack - flamegraphs, tracing, and just plain measurement

Compensation

  • Competitive salary and equity

Benefits

  • Medical, dental, and vision insurance
  • Flexible time off
  • Competitive salary and equity
  • Wifi & cellphone stipend

Company info

  • Braintrust is the AI observability platform.
  • By connecting evals and observability in one workflow, Braintrust gives builders the visibility to understand how AI behaves in production and the tools to improve it.
  • Teams at Notion, Stripe, and Vercel use Braintrust to compare models, test prompts, and catch regressions - turning production data into better AI with every release.

Equal opportunity

  • Braintrust is an equal opportunity employer.
  • All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.

This listing is sourced directly from Braintrust's careers page and normalized into a canonical job model.