Multi-Function Transport & Commerce App

I need an experienced Android developer to create an integrated app combining ride-sharing, carpooling, and eCommerce functionalities, similar to Rapido, BlaBlaCar, and eCart. The app will primarily sell physical products.

Key Requirements:
- Android platform development
- User-friendly interface
- Secure payment gateway integration
- Real-time tracking for rides
- Robust backend support

Ideal Skills & Experience:
- Proficiency in Android app development
- Experience with integrating multiple services in one app
- Strong UI/UX design skills
- Familiarity with secure payment systems
- Experience in real-time data processing

Looking for a developer with a proven track record. Please include relevant experience in your bid.