JS + node + whateverDB. You'll need javascript for the frontend, so that's a given. Since you're using javascript, you might as well still use it for the backe

JS + node + whateverDB. You'll need javascript for the frontend, so that's a given. Since you're using javascript, you might as well still use it for the backend. Node with express.js is super simple/fast to deploy and will scale ok. For the database, just pick the one you're most familiar with...