US-Based Shopify Developer Needed

I'm seeking an experienced Shopify developer based in the United States. The project involves custom coding to add unique user account features, specifically membership or subscription plans with annual renewals.

Key Requirements:
- Custom coding beyond theme templates
- Implement unique user account features
- Set up membership/subscription plans with annual renewals

Ideal Skills and Experience:
- Proficiency in Shopify development
- Strong coding skills (Liquid, HTML, CSS, JavaScript)
- Experience with user account customization
- Background in developing membership/subscription functionalities

Please provide examples of previous Shopify projects, especially those involving custom user features.