Cross-Platform Ecommerce App Development

I'm seeking an experienced mobile app developer to create an ecommerce application for both iOS and Android platforms. The app will primarily sell physical products.

Key Requirements:
- Admin rights to:
- Add/Remove products
- Edit product details
- Update inventory

Ideal Skills and Experience:
- Proven experience in developing ecommerce mobile apps
- Strong knowledge of both iOS and Android platforms
- Familiarity with secure payment gateways and inventory management systems
- Excellent UI/UX design skills to ensure a user-friendly experience
- Ability to integrate admin control features effectively

Please provide examples of similar work done and estimated timelines.