Shopify E-commerce Site Development

I'm looking for a skilled Shopify developer to create a professional e-commerce website for selling physical products.

Key requirements:
- Build a user-friendly, attractive Shopify store
- Set up product pages, categories, and collections
- Integrate secure payment gateways
- Implement shipping and tax settings
- Ensure mobile responsiveness and SEO optimization

Ideal skills and experience:
- Proven track record in Shopify store development
- Strong design skills for an appealing layout
- Experience with SEO and mobile optimization
- Knowledge of payment gateway integration

Please provide a portfolio of previous Shopify projects. Looking forward to your proposals!