iOS E-commerce App Development

I'm seeking an experienced mobile app developer to create an e-commerce application for iOS.

Key Requirements:
- User-friendly interface
- Secure payment gateway integration
- Robust search and filter options
- User account management
- Real-time order tracking
- Customer reviews and ratings section

Ideal Skills and Experience:
- Proven experience in developing iOS e-commerce applications
- Strong knowledge of Swift and iOS SDK
- Familiarity with payment processing systems
- UI/UX design expertise
- Experience with backend technologies

Please provide a portfolio of similar work done. Looking forward to your proposals!