Flutter E-commerce App Development

I'm seeking an experienced Flutter developer to build an e-commerce app. The app will primarily sell physical goods and needs to support various payment methods including credit/debit cards, bank transfers, Paytm, Google Pay, PhonePe, and Cash on Delivery.

Key requirements:
- E-commerce functionality
- User-friendly interface
- Secure payment integration
- High-performance and bug-free experience

Ideal skills and experience:
- Proficiency in Flutter
- Strong background in developing e-commerce applications
- Experience with multiple payment gateway integrations
- Knowledge of UI/UX design principles
- Familiarity with backend technologies

Please share your portfolio and relevant experience.