Payment-Integrated Website Development

I'm seeking an experienced developer to create a dynamic website with integrated payment gateway and robust database management.

Core Functionality:
- User registration and login
- Product catalog
- Order tracking

Database Preference: PostgreSQL

Ideal Skills and Experience:
- Proficiency in web development
- Strong experience with PostgreSQL
- Familiarity with payment gateways (PayPal, Stripe, Square)
- Ability to implement secure user authentication and order tracking systems
- Experience in creating intuitive product catalogs

Please include examples of previous work and relevant expertise in your bids.