Tea Stall App Development

I need a full stack developer to create an app for a tea stall, available on both iOS and Android platforms.

Essential features include:
- Order placing using qr code
- Payment processing
- Order tracking

User authentication is not required.

Ideal Skills and Experience:
- Experience in developing mobile applications for iOS and Android
- Strong knowledge in payment processing integration
- Experience with order tracking systems
- Proficient in backend and frontend development