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.
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Founding Frontend Engineer — Real-Time Music UI (London) employer: Jack & Jill
At Jack & Jill, we pride ourselves on being an exceptional employer that fosters a dynamic and innovative work culture. Our team enjoys a range of benefits including flexible working arrangements, professional development opportunities, and a collaborative environment that encourages creativity and growth. Located in a vibrant area, we offer unique advantages such as access to cutting-edge technology and the chance to work with industry leaders in AI-driven marketing strategies.
