React & .NET Core Bug Fix

I'm seeking a skilled developer to fix bugs in my existing React JS and .NET Core application. The bugs are affecting both the frontend and backend, and include:

UI/UX Issues: Improving user interface and experience.
Functionality Bugs: Fixing broken features and ensuring smooth operation.

Ideal Skills and Experience:
- Proficiency in React JS and .NET Core
- Strong problem-solving skills
- Experience with bug fixing in complex applications
- UI/UX design knowledge is a plus

Please provide examples of similar work done.