Flutter E-commerce App Development yes

I'm looking for an experienced Flutter developer to build an e-commerce app for Android. The app will require payment gateway integration.

Key requirements include:
- Building both the backend and frontend
- Implementing secure and efficient payment gateway integration

Ideal Skills & Experience:
- Proficiency in Flutter and Android development
- Experience with backend development for mobile apps
- Strong knowledge of payment gateway APIs and security protocols
- Previous experience in developing e-commerce applications

Please provide examples of similar work done.