Scale By The Bay 2021 : Shiv Toolsidass, Roy Williams, What the heck is gevent?

ai.bythebay.io Nov 2025, Oakland, full-stack AI conference Python is known to be fun to write but has well-known shortcomings with concurrency. A large chunk of Lyft's backend is powered by Python microservices that utilize a concurrency library called gevent. Gevent can be incredibly powerful, but that power comes with tradeoffs. Understanding these tradeoffs has allowed Lyft to scale Python well in production. In this talk, we'll share with you these learnings, which are applicable to just about any event-loop based framework (e.g Node.js).