React Native App Login & Registration Development

I'm looking for an experienced React Native developer to implement APIs on custom login and registration pages.

Requirements:
- API integration for login & registration
- Implement role-based access for Admin, User, Guest
- Setup custom validation rules

What Developer will get to implement
-APIs
-React native Design code
-Login Screens & Pdf & Figam
-API Developer help


Ideal Skills:
- Proficiency in React Native
- Strong API integration experience
- Familiarity with role-based access controls
- Knowledge of custom validation logic

Please provide relevant work samples and your approach to this task.