he's not entirely wrong though, there's an online bootcamp dedicated to literally doing this, using AWS as the backend, might take more than a few weeks but the

he's not entirely wrong though, there's an online bootcamp dedicated to literally doing this, using AWS as the backend, might take more than a few weeks but the point is that until you start to worry about web-scale a jr dev could do the implementation of front-end/back-end in a month or two.