E-commerce Website Development

I need a 6-page e-commerce website. The site should allow customers to create user accounts for saving their details.

Key requirements:
- Integration of credit/debit card payment methods
- User account functionality
- Responsive design for mobile and desktop

Ideal skills and experience:
- Experience in developing e-commerce websites
- Proficiency in payment gateway integration
- Strong UI/UX design skills
- Familiarity with responsive web development

Please provide a portfolio of similar work.