Classic & Elegant Shopify E-Commerce Design

I'm in need of a Shopify expert capable of creating a luxury, bespoke e-commerce website. The design must reflect a 'classic and elegant' style appealing to high-end consumers. Key features of the website include:

- User-friendliness, mobile-responsiveness, and SEO optimization
- A secure and seamless payment system
- High-quality visuals and graphics aligned with a luxury brand

Ideal candidates should have:
- Proven experience in Shopify website development
- A strong understanding of e-commerce best practices
- Previous work exemplifying 'classic and elegant' design styles

Please note, the site will cater to a broad range of luxury goods, so your ability to create a flexible, scalable website is crucial.