Product Engineer - Backend Developer

Own and scale the backend powering the E2B Dashboard and SDK: APIs, data layer, auth, billing, usage metrics, and real-time log/metric pipelines. This is product/application backend, not low-level infrastructure. Roughly 80% Go, 20% TypeScript, with comfort in Next.js to wire features end-to-end. Build enterprise-grade services scaling to 100k+ weekly active users, partnering with dashboard engineers and Core/Platform teams. Responsibilities include owning Go services, designing auth/billing/use

3-5+ years shipping production backend services with deep Go expertise. Strong API design (REST/RPC, contracts, versioning). Solid PostgreSQL skills: schema design, query optimization, migrations, data at scale. Backend fundamentals: auth/authorization, server-side performance, real-time data flows (WebSockets, SSE). Working TypeScript competence (Next.js plus). Understand frontend data fetching. Excited to work in person from Prague. Ownership mentality, customer communication, technical tradeo