Is there a way I can have all my backend outside of switch and the interaction be the same? If so, what are the requirements that Twitch asks for this? Thank you

You run the backend server, it’s entirely up to you to decide how and where you want to run it, Twitch has nothing to do with that. Because extensions can be used at any time you will likely want your server to run your backend code 24/7. To communicate with your backend from your frontend you coul…