Multi-Platform E-commerce App Development

I'm looking for an experienced developer to build an e-commerce app on lovable.dev. The app needs to run on iOS, Android, and Web platforms.

Key Features:
- Product listings
- Shopping cart
- Payment gateway integration

Ideal Skills:
- Proven experience in developing multi-platform e-commerce applications
- Expertise in payment gateway integration
- Strong UI/UX design skills for a seamless user experience across all platforms
- Knowledge of lovable.dev platform is a plus

Please include examples of previous work and estimated timelines in your bids.