MERN Stack Developer for API Creation

I'm searching for a proficient MERN Stack Developer capable of creating an API that will serve as an integral part to initialize my MongoDB database. Your task will be to fetch JSON data from a specified third party RESTful API and use this data to seed the database.

Key Responsibilities:
- Design efficient table/collection structure.
- Understanding and anticipation of potential complexities that could arise due to simple structured data.

Ideal Skills:
- Proficiency in MERN Stack development, specifically MongoDB.
- Experience with RESTful APIs.
- Understanding of simple structured JSON data.

Your expertise and experience in API creation and data management will be invaluable to the successful completion of this project.