Node.js Website Bug Fixes Needed

I need a skilled developer to debug and improve my Node.js-based website.

Key tasks include:
- Fixing backend errors, especially database connection issues.
- Optimizing performance and error handling.
- Ensuring smooth database integration.
- Making minor frontend adjustments as needed.

Ideal skills:
- Strong Node.js and Express.js expertise.
- Experience with MongoDB/MySQL.
- Quick worker with clear communication.

Deliverables:
- A fully functional, bug-free website.
- Clear documentation of fixes.