Flutter E-commerce App Development

I'm looking for a skilled Flutter app developer to create a market (e-commerce) app.

Core features should include:
- Product catalog
- Shopping cart
- Payment gateway integration

The ideal candidate should have:
- Proven experience in developing e-commerce apps using Flutter
- Strong understanding of UI/UX design principles
- Expertise in integrating payment gateways
- Ability to collaborate and bring design ideas to life

Please share your portfolio showcasing similar projects.