Develop a Scalable Backend System with Nest.js, C#

I will build a high-performance backend system for your web or mobile application 
- using Node.js, Express

- using C# Asp.net core

Which can use MongoDB or Postgres as database.

will ensure it's scalable, secure, and easily maintainable.

if you are going to deploy it I can help.
default specs:
- test cases
- swagger ready
- docker file ready