To expand on this - even for internal applications and things, the expectation generally is that the backend is going to expose some RESTful endpoints, and the

To expand on this - even for internal applications and things, the expectation generally is that the backend is going to expose some RESTful endpoints, and the client will be a webpage. So there are loads of jobs that are still doing backend work inside of a corporation, solely for business needs, nothing customer facing, but the skillset is still similar to what you'd be doing were it customer facing.