A modern Android app for tracking cryptocurrency prices in real time using the Binance API.
Built with Jetpack Compose, Clean Architecture, Paging3, Room caching, and WebSocket realtime updates using an offline-first data architecture.
| Market List | Line Chart | Candlestick |
|---|---|---|
 |
 |
 |
- Realtime crypto price updates via Binance WebSocket
- Market list with 24h price change
- Candlestick price chart
- Multiple chart intervals (1m, 3m, 5m, 15m, 1h, 4h)
- Offline cache with Room database
- Efficient list rendering using Paging3
- Modern UI built with Jetpack Compose
The database acts as the single source of truth.
Realtime flow:
WebSocket
↓
Repository
↓
Room update
↓
PagingSource
↓
Compose UI recomposition
- Kotlin
- Jetpack Compose
- Clean Architecture
- MVVM
- Retrofit
- Room Database
- Paging3
- Hilt
- Kotlin Coroutines / Flow
- Binance REST API
- Binance WebSocket
data
├─ remote
│ ├─ api
│ └─ model
├─ websocket
├─ local
│ └─ room
└─ repository
domain
├─ model
├─ repository
└─ usecase
presentation
├─ market
└─ chart
Luong Ho
Android Developer