Senior Backend Engineer — Elixir & Scalable APIs
Summary
Builds and optimizes high-traffic backend services in Elixir/Phoenix and PostgreSQL, scaling systems to billions of daily requests while integrating video streaming, WebRTC, and AI/ML.
Firework is seeking a Sr. Backend Engineer to join our global team. You will design, implement and optimize backend services using Elixir Phoenix, PostgreSQL, and in-memory stores to handle billions of requests per day.
You will collaborate with product managers and engineers to deliver scalable, high-performance systems across multiple platforms. Ideal candidates bring 4+ years with Elixir, strong SQL data modeling, and experience with video streaming tech, WebRTC, and AI/ML integrations.