NodeJS is, but neither modules nor backends have to be. It's quite common to spin up a bunch of docker containers that provide databases and backends locally.

NodeJS is, but neither modules nor backends have to be. It's quite common to spin up a bunch of docker containers that provide databases and backends locally. This is the point at which the MBA stops being a productive environment. I'm not saying this has to be the case for every project, but if your team uses local dev environments, it's quasi standard procedure at this point.