software engineer
Francisco Hermosillo III
Self-taught engineer with 10 years in theatrical production technology. I build real-time tools, native apps, and production infrastructure.
TypeScriptReact NativeSwift / SwiftUINode.jsElectronPostgreSQLSocket.ioDocker
Featured Projects
SM-Timing
→Production-deployed React Native app for stage managers. Real-time multi-device sync via Supabase, EAS production builds.
React NativeTypeScriptSupabaseExpo
CueFlow
→Native macOS app for intelligent cue note management. Apple Intelligence, Vision Framework, Swift 6 strict concurrency.
Swift 6SwiftUICore MLApple Intelligence
WitchLight
→Real-time collaborative lighting cue platform. Multi-user Socket.io sync, Electron desktop app, OSC console integration.
ElectronNode.jsSocket.ioPostgreSQL