Flutter · React Native · Native Android — Serving 10M+ users, processing 1M+ transactions/month. Architecture-first engineering with obsession for performance and pixel-perfect UX.
Dart, Kotlin, Java, JavaScript, TypeScript, Swift
Flutter, React Native, Android SDK, iOS Platform Channels
Clean Architecture, MVVM, Modular Design, Offline-first, Microservices
Distributed Systems, Scalability, High Availability, Low Latency
BLoC/Cubit, Provider, Riverpod, GetX, Redux, Context API
REST, GraphQL, WebSocket, Firebase, Supabase, MongoDB
Fastlane, Bitrise, GitHub Actions, App Store & Play Store
Unit, Widget, Integration, TDD, Mockito, Crashlytics, A/B
Multi-vertical super-app. Toki Pay (wallet) & Toki Credit (microloans) with sub-second transactions.
Regulated financial planning. ACH transactions, TOTP + biometric 2FA, encrypted audit logging.
P2P/merchant payments for Latin American markets. Optimized for low-bandwidth.
HIPAA-compliant telehealth with encrypted messaging, video consults, offline queuing.
Staffing platform. Real-time shift broadcasting, instant pay on clock-out.
eMembership (4.8★), Fast Lane Kiosk, Magic House (5.0★), Visitor SignIn (5.0★).
Resumable, chunked file uploads for Flutter/Dart. Published on pub.dev.
Geofence monitoring and event handling plugin. Published on pub.dev.
Fixed dead NFC handler thread + added post-error handling.
Safe JSON parsing for project config to handle empty responses.
Open to mobile architecture, tech lead, and senior engineering opportunities.