ReactJs App Developer - Vietnamese

I am looking for a ReactJs app developer who is fluent in Vietnamese to help me create a food delivery app.

Specific features needed for the app include:
- User authentication
- Real-time updates
- Integration with external APIs

I have wireframes or design mockups for the app, so the developer will have a clear idea of the UI/UX.

There is no specific deadline for the app development.

Ideal skills and experience for this job include:
- Proficiency in ReactJs
- Experience with user authentication and real-time updates
- Familiarity with integrating external APIs
- Strong attention to detail in implementing the UI/UX design.