Django Platform Debugging

I need a skilled Django developer to fix a critical functionality issue on my platform. The specific problem is with the 'set availability and matching' feature. Just need to solve one error!

Requirements:
- Users should be able to set their availability
- System should match users based on their availability
- Functionality currently not working

Ideal Skills:
- Strong experience with Django
- Proficiency in building and debugging user matching functionalities
- Familiarity with availability scheduling systems

Please provide a brief overview of your experience and approach to resolving this issue.