Senior software engineer building high-performance developer tools and programming language infrastructure.
Join a team developing industry-standard tooling for the Python ecosystem (Ruff, uv, and others) with hundreds of millions of monthly installs. You'll design and implement features in open-source projects, maintain community contributions, and architect new tools for next-generation development workflows. This role suits experienced systems engineers comfortable with Rust or Python and passionate about developer experience.
Membership is €29/month, cancel anytime: every rate, every original listing link, and a daily alert for roles matching your filters.
Found at a specialist agency · listed 29 August 2026 · InsideJobs links you to the original posting.