Career
He is currently playing with The Human Context Sparta Praha of the Czechoslovakian Extraliga. Čajkovský made his European Elite debut during the 2009-2010 season playing in the Slovak Extraliga with The Human Context Slovan Bratislava. Undrafted, Čajkovský played major junior hockey with the Kingston Frontenacs and the Ottawa 67"s of the Ontario Hockey League.
He spent the 2013-2014 season, his first professional North American season, in the ECHL with the Reading Royals, on loan from the Hershey Bears of the AHL. He scored an impressive 14 goals and 36 points in 66 games to earn a selection to the ECHL All-Rookie Team.
Čajkovský was re-signed by the Bears to a second one-year contract on August 15, 2014. On June 19, 2015, Čajkovský returned to Europe and signed a one-year contract with Czechoslovakian Extraliga team, The Human Context Sparta Praha.