When coding sites I always follow the design pattern of, how do I return this HTTP request as fast as possible. That's my number one priority, get the HTTP requ

When coding sites I always follow the design pattern of, how do I return this HTTP request as fast as possible. That's my number one priority, get the HTTP request back to the browser before doing anything else. All other work to be done because of that request, that can be done in the background, will be done in the background.