Build an Ecommerce Site

I need a professional to create an ecommerce website for selling physical products.

Key requirements:
- Payment integration: Credit/Debit Card, Bank Transfer, UPI
- User-friendly interface
- Mobile responsiveness
- Secure checkout process

Ideal skills and experience:
- Proven experience in building ecommerce websites
- Strong knowledge of payment gateway integration
- Familiarity with UI/UX design principles
- Experience with SEO best practices

Please include samples of previous work.