E-commerce and Game Scheduler Integration

I need to enhance my existing site that is active but not launched. The project involves integrating e-commerce and a game schedule.

Key Requirements:
- E-commerce functionality: Subscription service with credit/debit card payment options.
- Game Schedule: Upcoming games where each member can indicate their availability.

Ideal Skills and Experience:
- Experience with e-commerce integration, especially subscription services.
- Familiarity with scheduling tools.
- Strong background in website development and payment gateway integration.
- Knowledge of user interface design for easy navigation.

Looking forward to seeing your proposals!