Flask & Python Dev for User System, Payment Gateway & Database Setup

I'm looking for a professional Flask and Python developer to help me implement a user management system for my website. The user management system should have Social Media login integration. Additionally, I would like the selected developer to set up a payment gateway and a MySQL database.

Ideal Skills:
- Proficient in Flask and Python
- Experience in implementing user management systems with social media login integration
- Proficient in setting up payment gateways
- Proficient in working with MySQL databases