Y Combinator Senior Software Engineer: Build Scalable Backend Systems
Summary
Senior Software Engineer at Whatnot to design, build, and maintain scalable backend systems for a live marketplace platform, collaborating across teams and owning projects end-to-end.
Whatnot is hiring a Senior Software Engineer to design, build, and operate scalable distributed systems powering our live marketplace experiences. You will own projects end-to-end, from inception through production, and collaborate closely with Product, Design, Data, and other engineering teams to deliver high-impact outcomes.
You will lead engineering execution, mentor teammates, and raise the technical bar with thoughtful reviews and robust architectural decisions.