Shopify E-commerce Site Development

I'm looking for an experienced Shopify developer to create a fully functional e-commerce website. The site should be visually appealing, user-friendly, and optimized for conversions.

Key Requirements:
- Custom Shopify theme development or customization
- Setup of product pages, collections, and navigation
- Integration of payment gateways and shipping options
- Implementation of SEO best practices
- Mobile responsiveness is a must

Ideal Skills and Experience:
- Proven experience in Shopify development
- Strong knowledge of e-commerce best practices
- Proficiency in SEO and mobile optimization
- Excellent design skills with a portfolio to showcase

Please provide your portfolio and relevant experience. Looking forward to your bids!