Web-Based Android E-Commerce App

I need a web-based Android app for an e-commerce platform.

Essential features should include:
- User authentication via email and password
- Comprehensive product search and filter options
- Shopping cart and checkout functionalities
- User reviews and ratings

Ideal skills and experience:
- Expertise in developing secure user authentication systems
- Strong background in e-commerce app development
- Familiarity with product search algorithms and UI/UX design

Please provide portfolios with similar projects.