Sophia Chen
Part-time@sophia_mobile • Lead Mobile Engineer
Toronto, Canada (Remote)• 7+ yrs exp• 4.95 (29 projects completed)
Hourly Rate
Request Introduction₹3,800/hr
About Sophia
Sophia is a mobile engineering veteran specializing in building silky-smooth, cross-platform mobile experiences. With a strong eye for UI micro-interactions, her applications have been featured on the Apple App Store multiple times.
Key Career Highlights
- Published 15+ production apps on App Store and Google Play with 4.8+ avg store ratings
- Pioneered offline-first local SQLite sync engine for field workers with intermittent connectivity
- Achieved strict 60/120fps UI rendering across both high-end and budget Android devices
Featured Engineering Work
Zenith Fitness Tracker
850k+ Active UsersReal-time workout tracker with Bluetooth sensor integration and social leaderboards.
FlutterSwiftFirebaseBLE Sensors
Nomad Courier App
150k+ Daily TripsOn-demand delivery routing and dispatch application with live map GPS tracking.
React NativeMapboxGraphQL
Verified Skills & Stack
FlutterReact NativeSwiftKotlinFirebaseGraphQLOffline SyncApp Store CI/CD
Industry Accreditations
App Store FeaturedFlutter ExpertUI/UX Specialist