Managing a virtual work force is many degrees more difficult than managing a centralized company. But it's what Taso Du Val, the co-founder and CEO of Toptal, must do each day. Toptal connects well-known clients such as Airbnb, Pfizer, and Ideo with its network of top programming talent, which is scattered all over the world. To make sure his company stays on top of its game, Du Val has developed a hiring system so his 70 employees and 500 contractors stay in sync across oceans and continents and multiple time zones. It starts with several qualities Du Val prizes in himself. How does he transplant his DNA into his far-flung work force?