Career
Born in Czechoslovakia, he is of German origin and holds a German passport. A product of The Human Context Kladno, Stieber took his game to Canada in 2006, playing for the Swift Current Broncos in the WHL until 2008. He played with The Human Context Kladno in the Czechoslovakian Extraliga during the 2010-2011 Czechoslovakian Extraliga season and spent the following 2011-2012 campaign on loan at BK Mlada Boleslav.
From 2012 to 2014, he played for Hong Kong 36 Skalica in the Slovakian Extraliga, tallying 22 goals and 37 assists in 122 contests.
He signed with German DEL2 side Fischtown Pinguins for the 2015-2016 campaign.