Senior WordPress & Shopify Developer Needed

I am seeking a highly skilled Senior Developer proficient in both WordPress and Shopify. The professional will be responsible for both back-end and front-end development, including creating WordPress & Shopify themes and plugins.

Key Responsibilities:
- Develop and manage both WordPress and Shopify sites
- Create custom templates for WordPress
- Build custom product pages on Shopify
- Implement advanced search functionality on Shopify
- Ensure seamless integration with third-party tools on Shopify
- Develop and incorporate SEO optimization tools into WordPress
- Implement membership functionality on WordPress

The ideal candidate should possess:
- Extensive experience with WordPress and Shopify
- Proficiency in theme and plugin development
- Strong back-end and front-end development skills
- Ability to create custom templates and product pages
- Experience with SEO optimization and membership functionality on WordPress
- Capability to integrate with third-party tools on Shopify
- Advanced understanding of search functionality implementation

Please provide examples of your previous work on WordPress and Shopify, particularly related to the features mentioned above. Your expertise will be crucial in creating an engaging and fully functional online presence.