Modern Food Ordering Platform Development

I'm looking for a skilled developer to create a modern and sleek food ordering website and mobile apps for both iOS and Android.

Key Requirements:
- User Registration and Login
- Menu Browsing and Ordering
- Payment Gateway Integration
- Printing orders/receipts to esc/pos printers
- Store app to accept/reject and set ETA for orders

Ideal Skills and Experience:
- Experience in developing cross-platform mobile apps
- Strong background in UI/UX design for modern interfaces
- Expertise in secure payment gateway integration
- Familiarity with backend development to support user management and order processing

Please provide samples of previous work and estimated timelines.