Software Engineer, Developer Experience

Foster City, United StatesHybrid

Responsibilities

- Own the build and test pipelines and optimize them to minimize build times and improve developer iteration speed.

You will also partner closely with the AI team on our internal AI platform — which already generates more than 60% of all merged PRs at Replit — to improve the Agent's output and help shape strategy around the Agent's default stack.
YOU WILL: - Maintain and evolve our codebase structure — a complex TypeScript monorepo, Go services, npm packages, and internal Agentic tooling.
- Set the standards for code quality using automation tools such as TypeScript, ESLint, Prettier, and Go linters/formatters — building custom rules and plugins to enforce Replit-specific requirements.
- Partner with the AI team on our internal AI platform (which generates >60% of all merged PRs at Replit) to improve the Agent's output and shape strategy around its default stack.
EXPERIENCE: - Strong proficiency in TypeScript and/or Go and/or Nix. - Expertise in modern build systems and toolchains (e.g., Vite, webpack, esbuild, Go's build/module system). - Proficiency with linters, formatters, testing frameworks, and code generation tools. -
Experience managing monorepos or large-scale codebases. NICE TO HAVE: -
Experience with AI-native development workflows — e.g., OpenCode, Claude Code, Cursor, custom agent skills. - Open-source leadership or community contributions.

Benefits Include: 💰 Competitive Salary & Equity 💹 401(k) Program with a 4% match (US Only) ⚕️ Health, Dental, Vision and Life Insurance 🩼 Short Term and Long Term Disability 🚼 Paid Parental, Medical, Caregiver Leave 🏝 Flexible Time Off (FTO) + Holidays 🚗 Commuter
Benefits (In-Office Only) 📱 Monthly Wellness Stipend 🧑‍💻 Autonomous Work Environment 🖥 In Office Set-Up Reimbursement (In-Office Only) 🚀 Quarterly Team Gatherings ☕ In Office Amenities (In-Office Only) Want to learn more about what we are up to?