[brooklyndavs]

Maybe next time have the candidate try to do a shopping cart calculation? You could explain that this is a problem our business faces a lot. Give him or her a laptop with tools and internet access. If they can't come up with anything then yeah, maybe not the right person. If they come up with something but it's not optimal it might be a judgement call at that point. Do have a good personality? Do they understand other development fundamentals? Are they smart overall and can they pick things up quickly? Some of this talent shortage buisness talks about I think is related to hiring and what buiness expects of the developers they hired. Most people are not going to be the perfect technical fit. A lot will have the capacity to grow and learn in the position.