Finance and Real Estate Website Website

I'm looking for an experienced web developer/designer to create a custom-built e-commerce website for selling finance broker and real estate. This site will be primarily selling digital products, so the design and functionality must cater specifically to this need.

Key Requirements:
- Designing a user-friendly e-commerce platform
- Integrating secure and efficient payment gateways
- Ensuring compatibility for various digital product deliveries
- Implementing SEO and responsive design for wider reach
- Incorporating customer support features like live chat or FAQ section

Ideal Skills and Experience:
- Proven track record in custom e-commerce website development
- Extensive knowledge in designing for digital product sales
- Mastery in e-commerce security measures
- Familiarity with SEO and responsive design techniques
- Experience with integrating customer support features into websites

Please provide examples of your previous work in your proposal, especially if it involves e-commerce websites for digital products.