React Authentication Fix

I'm seeking an experienced React developer to resolve functionality errors in my application, specifically related to user authentication.

Key Issues:
- Primary issue is with user authentication
- Potential sub-issues: login failures, sign-up problems, or password reset issues

Ideal Skills and Experience:
- Strong proficiency in React
- Experience with authentication mechanisms (OAuth, JWT, etc.)
- Familiarity with debugging and resolving functionality errors
- Ability to work efficiently within a set budget

Please provide examples of similar work done in your bids.