Anthony Castelli is a seasoned full stack software engineer with 12+ years building backend and frontend systems, currently contributing at AppFit and Uptech Studio. He specializes in Apple development (Swift, Objective-C) and server-side Swift, and has shipped everything from small utilities to large-scale MMO games and Bluetooth-connected mobile apps for high-profile clients and startups. Comfortable across platforms, he also leverages Flutter/Dart and Ruby for cross-platform and backend work, and maintains an active presence in the Apple developer community through mentoring and open-source contributions. Coding since childhood, Anthony began macOS development at 11 and was creating iPhone apps before the official SDK—an early start that shows up in his blend of deep platform knowledge and practical engineering. Outside of code, he performs as a professional musician in top-tier Beatles tribute bands, bringing creativity and stage-honed discipline to his engineering work.
Contributions:11 releases, 20 commits, 4 PRs in 1 year 5 months
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