currency forex gold alerts converter Flutter real-time data mobile app
Currency Rates & Converter
Flutter (Android & iOS)
About
Real-time currency conversion and market rates app for travellers, remitters, and traders.
My Role
Designed and implemented end-to-end: modular architecture, conversion engine, alerting, and offline caching.
Core Capabilities
- Real-time forex and gold rates
- Currency conversion with pinned lists
- Threshold-based buy/sell alerts
- Searchable dropdowns with cached history
- Syncfusion-powered analytics
Architecture
- Flutter 3.x with GetX
- Dio REST client
- SharedPreferences/GetStorage for caching
- Conversion logic in isolates
Tech Stack
Flutter Dart GetX Dio SharedPreferences GetStorage Firebase Remote Config OneSignal flutter_local_notifications Syncfusion Firebase Crashlytics Google Mobile Ads