Kabya Chalise
Flutter Developer · Biratnagar, Nepal
Flutter developer at Matin Softech, building client apps for e-commerce, vehicle tracking, fleet management and field operations. Experienced with live GPS tracking, background location, geofencing, payments, real-time chat, push notifications and role-based access. Works on the backend when a product needs it, most recently a FastAPI service and Solana program for EventMint.
Experience
Flutter Developer, Matin Softech
Current role · Biratnagar, Nepal
- Build and maintain client apps for fleet and workforce management, multi-vendor e-commerce, vehicle tracking and leaflet distribution.
- Integrate payments (Stripe, eSewa, Khalti, PayPal), push notifications with FCM, and real-time chat over WebSockets.
- Moved a vehicle-tracking app from Google Maps to flutter_map and OpenStreetMap, with live tracking and trip playback.
- Manage iOS releases in App Store Connect across multiple client accounts.
- Built background GPS tracking, geofencing, route playback and real-time chat for the tracking and field apps.
- Add unit tests alongside new features, such as wallet and withdrawal flows and earnings parsing.
Selected projects
EventMint
- Proof-of-attendance app: attendees scan an expiring QR code at the venue and mint a non-transferable NFT to their wallet.
- Wrote Solana transaction serialization and the encrypted Phantom deep-link handshake in Dart, without an SDK.
- Built the FastAPI + Supabase backend (signed QR tokens, geofence checks) and the Anchor program.
slot_machine_ui
- Published a configurable slot machine widget with a controller API and sound hooks, supporting Android, iOS, web and desktop.
Reader
- Offline EPUB reader with a custom EPUB parser and WebView page-rendering engine, annotations and full-text search; no account or backend.
Document cleanup and OCR service
- Removes grid-line noise from scans before OCR, and trained a small neural network that reads 92.7% of 124 held-out images exactly.
Skills
- Mobile
- Flutter, Dart, Riverpod, BLoC, Clean Architecture, go_router, Provider, Android & iOS release
- Integrations
- REST APIs (Dio), Deep links, Maps & geolocation, QR, Firebase & push notifications, Stripe & payment gateways, WebSockets, Offline-first, Background location, Local storage (Hive, Drift, sqflite), Biometrics, PDF generation, Localization
- Backend when needed
- FastAPI, Supabase, IPFS, Railway
- Python and machine learning
- Python, FastAPI, OpenCV, PyTorch, ONNX Runtime
Education
BSc Computer Science and Information Technology (BSc CSIT)
In progress