+1 on Toptal. I consult (development work) for a client via them. And their rates are much better than perhaps any where else in the freelancing world. But the

+1 on Toptal. I consult (development work) for a client via them. And their rates are much better than perhaps any where else in the freelancing world. But their process is a bit difficult, as another sibling comment has described. Knowledge of algorithms is required. And the second stage of being able to clear a programming test, is generally described as a significant barrier. It is advisable to practice algorithm problems before applying.