Personally, Uber doesn't come off to me as an engineering culture that values simplicity. And in fact, in this very article, the last paragraph actually states

Personally, Uber doesn't come off to me as an engineering culture that values simplicity. And in fact, in this very article, the last paragraph actually states that they are aiming to increase the complexity of the change validation process?!? > Additionally, it helped our team focus on increasing the complexity and features of our change validation process. Personally, I haven't been super impressed with any of the engineering projects I've heard come out of Uber, but what they're doing obviously works to some degree so I can't be one to judge.