RESTful API Development

I need a RESTful API developed to interact with my internal applications. The API will be used for data manipulation and must ensure secure and efficient communication between our systems.

Key requirements include:
- Design and develop a RESTful API
- Secure data transmission
- Efficient data manipulation
- Documentation of the API endpoints

Ideal skills and experience:
- Strong experience in API development
- Proficiency in RESTful architecture
- Knowledge of security protocols
- Good documentation skills