Multi-Device GPS Tracking App with bus attendance based on face recognition or RFID tag

I need a Python-based application to track multiple cars using GPS. The app should support real-time tracking and be compatible with iOS, Android, and Web platforms.

Key Requirements:
- Real-time tracking of cars
- Multi-platform compatibility: iOS, Android, Web
- Built using Python

Ideal Skills and Experience:
- Proficient in Python
- Experience in developing cross-platform tracking applications
- Knowledge of GPS integration and real-time data processing
- Familiarity with mobile and web app development

Please provide examples of similar work done.