Implement a JSON Web API in MVC .NET

I need a skilled .NET developer to implement a JSON Web API in my existing MVC .NET project. The API will primarily handle creating and retrieving data.

Key Requirements:
- Proficiency in MVC .NET
- Extensive experience with .NET Web API
- Strong understanding of JSON data format
- Ability to implement a user-friendly API

The project doesn't require any authentication methods like OAuth or API keys. The successful candidate will be responsible for ensuring the API supports the necessary actions.
api details
curl --location 'https://autoloan.esafbank.com/CPALoanApi/api/application/Getdsapayoutalllist' \
--header 'Content-Type: application/json' \
--header 'Cookie: cookiesession1=678A3ED7E3FAE18DC06AE735F2664B56' \
--data '{
userid:2913
}'