Membership Site Development with Payment Integration

I'm seeking an experienced full stack developer to create a membership site. The site will need to integrate credit/debit card payment methods and include social media login for user authentication.

Key Requirements:
- Membership site functionality
- Secure credit/debit card payment integration
- Social media login for user authentication

Ideal Skills and Experience:
- Proven experience in developing membership sites
- Strong expertise in payment gateway integration
- Familiarity with social media authentication APIs
- Proficient in both front-end and back-end development
- Strong security practices to protect user data