I already sort of do this with codewars, albeit not as precisely. I have my interviewees get to level 4 before I hire them - and I can go bck and see how clean

I already sort of do this with codewars, albeit not as precisely. I have my interviewees get to level 4 before I hire them - and I can go bck and see how clean their solution to problems are, generally. It's worked very we'll so far.