Mobile · GPS · Sports Tech
Apollo Golf GPS
Smart Caddie Companion App
FlutterFastAPIGoogle Maps APIPostgreSQLSupabasePython
System architecture
- Golfer appFlutter · GPS±2m accuracy
- MapsGoogle Maps API
- Backend APIFastAPI
- Course dataPostgreSQL · optimised schema<80ms queries
- Shot analyticsscorecard · ball tracking
Measured in production
1,000+Active users
<80msCourse data queries
±2mGPS accuracy
Overview
GPS-based golf companion app replacing rangefinders for 1,000+ active users. Backend handles ball tracking, scorecard management, and shot analytics. Optimised PostgreSQL schema delivers course data in under 80ms. Integrated real-time GPS with ±2m accuracy for precise on-course navigation.
Result
- 1,000+ users
- <80ms course data queries
- ±2m GPS accuracy