Sure. But a code review of their checkins will reveal their productivity pretty quick. Any one claiming 10x (or even 0.75x) productivity would want some very go

Sure. But a code review of their checkins will reveal their productivity pretty quick. Any one claiming 10x (or even 0.75x) productivity would want some very good supporting evidence if they have zero activity in the source control for a month. You want some great specification documents or API documentation or platform architecture diagrams or something…