I have the same problem as you. I'm currently developing the backend and mobile apps (android only), I try to choose tools that allow me to develop as fast as I

I have the same problem as you. I'm currently developing the backend and mobile apps (android only), I try to choose tools that allow me to develop as fast as I can (right now, I'm using the combo: android + appengine (python). Tell me how it goes for you :) and good luck