Founding Frontend Engineer — Real-Time Music UI (London)
Summary
Build and scale the frontend for a real-time social music product using React, SSR, and WebGL, while collaborating closely with founders in London.
Mozart AI in London, UK, is seeking a Founding Frontend Engineer to own the frontend backend for a million‑line React codebase, architect high‑performance SSR systems, and scale state management for a social music product.
You will build agent‑ready UI infrastructure, tackle a WASM audio engine and 60fps WebGL rendering, and work five days a week in the office with the founders to define the product's future.