Cross-Platform Bike Rental App Development -- 2

I need a bike rental application developed for both iOS and Android platforms. The app should include the following key features:

- Bike tracking via GPS
- Online payment options
- User reviews and ratings

Ideal Skills and Experience:
- Proven experience in developing cross-platform mobile applications
- Expertise in integrating GPS tracking and secure online payment systems
- Strong background in implementing user review and rating systems
- Familiarity with UI/UX design principles for mobile apps

Please provide a detailed project proposal and showcase relevant past work and experience.