After training as a banker, Teja Klein held a number of organizational positions at Dresdner Bank AG. He was latterly in the IT division as infrastructure and networks specialist. He joined E*TRADE Germany as IT administrator in early 2007 after qualifying as a state-certified business administration specialist in an evening degree program at the Staatliche Technikerschule Berlin. He has been employed in the same position at ViTrade AG since March 2010.