Lead Software Engineer, Platform

What You'll Do Own the core platform — speed, reliability, cost efficiency at scale. Optimize model serving — integrate in-house models into production pipelines. Build infrastructure — databases, task orchestration, scheduling, cloud. Drive distributed systems improvements — latency, reliability, scaling. On-call rotations — platform health E2E ownership. What We're Looking For Experience 5+ years platform/backend + distributed systems Scaled core infra at high-growth company Staff/Principal level or fast-track trajectory Startup experience a strong plus Skills Full-stack proficiency (not pure DevOps) Python (or Go/Rust) Cloud infra + model serving optimization On-site · San Francisco Pay: $220,000.00 - $320,000.00 per year Work Location: In person