Marc Lynch is a Staff Software Engineer based in Austin with over 15 years of software engineering experience and a 9-year focus on high-impact platform and developer tooling. He excels at rapid iterative delivery—driving end-to-end solutions first, then hardening them for scale—and has led large initiatives like LinkedIn’s enterprise TypeScript migration and the TracerBench runtime performance tooling. As a technical leader he combines hands-on full-stack work (TypeScript, Python, Node, Rust, React/Next.js) with strategic hiring, mentorship, and cross-team consensus building, having mentored dozens up to Staff level. His work on Rehearsal enabled automated JS→TS migration for millions of lines of code, reflecting a knack for automating tedious engineering lift. Now at Airbnb Infra, he continues to blend tooling, performance, and developer experience to accelerate engineering velocity. Colleagues would describe him as pragmatic, craft-minded, and unusually skilled at turning complex migration and build-tooling problems into repeatable solutions.
Contributions:23 pushes, 1 branch, 1 tag in 4 years 8 months
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