Size is not the only thing that dictates whether one should use a PaaS. It's entirely possible for a tiny generalist team, or even a single developer, to develo

Size is not the only thing that dictates whether one should use a PaaS. It's entirely possible for a tiny generalist team, or even a single developer, to develop an application whose requirements prevent it from running on a PaaS. But that doesn't mean the team or solo developer should have to handle all the hassles of operating physical servers. (Source: I was that solo developer for many years.)