>If I would have used something [..] Python with Django [..] I would have been spending my days on fixing slow parts of the app

>GoSnaps uses NodeJS as the backend language/platform

Is NodeJS really that much faster than Python in practise-- even with a fast framework (Falcon, pycnic, hug.rest) and Pypy? I know a lot of work has been put into making V8 fast but I didn't realise it was notably faster than Python.