E-commerce Website Development

I'm looking for an experienced web developer to create a robust e-commerce website. The site should not only showcase our products but also integrate a secure and reliable payment gateway.

Key Requirements:
- Build a user-friendly, responsive e-commerce site
- Integrate a payment gateway (to be determined)

Ideal Skills and Experience:
- Proven experience in e-commerce website development
- Strong knowledge of payment gateway integration
- Familiarity with SEO best practices

Please share your portfolio and relevant experience.