SaaS Development Guide: Architecture, Features, and Deployment
A founder I once talked to described her first SaaS product in a way that made me laugh, because it was so honest. She said it was basically "a really nice website with a login page and some database tables held together with hope." It worked, for a while, for about two hundred users. Then it hit two thousand, and things that had been minor annoyances turned into daily fires. Pages loading slowly, data occasionally showing the wrong information for the wrong user, a server that needed restarting more often than anyone wanted to admit.
She eventually rebuilt the