E-commerce Website Development

*MY DESIGN IS READ JUST WANT TO ADD PAYMENT OPTION AND LOGIN*

I'm looking for an experienced web developer to create an e-commerce site for my business. The primary purpose of the site is to showcase our services and include essential functionalities like a product catalog and shopping cart.

Key Requirements:
- Design and implement a user-friendly e-commerce platform.
- Develop a comprehensive product catalog.
- Integrate a secure and efficient shopping cart.
- Ensure the website is mobile-responsive and SEO-friendly.

Ideal Skills and Experience:
- Proven experience in developing e-commerce websites.
- Strong knowledge of UX/UI design principles.
- Expertise in SEO and mobile optimization.
- Familiarity with secure payment gateways.

Please provide a portfolio of your previous work.