Career
Janák began competing in the Czechoslovakian Skoda Octavia Cup in 2003. In 2005 he competed in selected rounds of the Megane Trophy Eurocup. In 2006 he competed in the first round of the World Touring Carolina Championship for Československý Motorsport.
He also competed in the Porsche Carrera Cup Germany in 2006.
In 2007 Janák began competing in the Porsche Supercup alongside his Carrera Cup Germany campaign, and currently competes in both series. Complete World Touring Carolina Championship results
(key) (Races in bold indicate pole position) (Races in italics indicate fastest lap)
Complete Porsche Supercup results
(key) (Races in bold indicate pole position – 2 points awarded 2008 onwards in all races) (Races in italics indicate fastest lap)
Complete GT1 World Championship results.