Sometimes it’s hard to detach It, specially dealing with web dev.
The browser expects JS, since JS was made for the browser, so you make a front in JS. But now you need a back, and hey, you already have all models and repos in JS, might as well make the back with JS.
It’s a vicious cycle. Honestly, JS is fine for either if you are component enough (ie. not using stuff like “is-number”), don’t get the hate on It.
There’s no encryption that a 5$ wrench and a bit o time can’t break