E-commerce Android App Development

I'm looking for an experienced mobile app developer to create a robust, user-friendly e-commerce app for the Android platform. This will involve:

- Designing an intuitive interface that promotes easy navigation and enhances user experience
- Implementing secure and seamless payment gateways
- Incorporating essential e-commerce functionalities such as product browsing, search options, shopping cart, user accounts, order tracking, etc.

Ideal candidates should have:
- Prior experience in developing e-commerce mobile applications
- Proficiency in Android app development
- A strong understanding of UI/UX design principles
- Knowledge of secure coding practices and e-commerce industry standards
- Ability to deliver quality work within the agreed timeline.

Please share your portfolio of related projects when bidding.