Senior iOS/macOS Engineer Lead Mac App & Local Music AI

[untitled] is seeking a senior iOS/macOS engineer to ship features in the iOS codebase, lead the macOS app, and run AI models locally on the Mac. You will collaborate directly with the founding iOS engineer and design team, pushing the craft surface with custom UX and animations. You'll own performance, quality, and responsiveness, raise engineering standards, and help shape a music-focused product with a small, autonomous team.