.NET core with knowledge in AWS and must work on MAC

HhI I am experienced in and I can start right now but i have few doubts and questions lets have a quick chat and get it started waiting for your replyyy

Interesting opportunity, I would like to work on your project as I have very good understanding of .NET and .NET core also same with MAC operating system.

Have good experience in .NET core and with knowledge in AWS also ,We can make the application in AWS console and AWS amplify, Can i know what is the reason which we need to develop in Mac OS ?