iOS and Android E-commerce App Development

I'm looking for a talented app developer to create a cross-platform e-commerce application for iOS and Android. While the specifics of the products to be sold on the app and the key features are yet to be defined, it's essential that you have the capabilities to integrate both physical and digital goods, as well as services in the future.

Key Responsibilities:
- Understand and implement the core functionalities of a typical e-commerce app
- Develop a user-friendly interface
- Ensure the app is compatible with both iOS and Android platforms
- Plan for future integration of additional features and product types

Ideal Skills:
- Extensive experience in mobile app development, particularly e-commerce apps
- Proficiency in cross-platform development tools
- Strong understanding of UX/UI principles
- Excellent problem-solving skills
- Ability to anticipate future needs and design accordingly

I am open to suggestions on the key features to be included in the app. Please provide your insights based on your experience.