React Project Redesign and Backend Completion

I need an experienced React developer to make design changes and complete some backend work on my existing project.

Design Changes:
- Layout and structure
- Color scheme and fonts
- Images and icons

Backend Tasks:
- Database integration
- API development
- Authentication and security features

Ideal skills and experience:
- Proficiency in React
- Strong background in backend development Node.js, (MongoDB), especially with databases and APIs
- Experience with authentication and security protocols
- A keen eye for design and user experience

Looking for someone who can efficiently tackle both the design and backend tasks. Please provide examples of similar work done.