Jelinkova made her World Cup debut on 16 December 2012 in the Courchevel giant slalom, she failed to finish the first run. She competed for the Netherlands at the 2013 Alpine World Ski Championships in Schladming, Austria. She finished 40th in the giant slalom. She competed at the 2015 Alpine World Ski Championships in Vail / Beaver Creek, United States. She did not start the first run of the slalom. She competed at the 2017 Alpine World Ski Championships in St. Moritz, Switzerland. She finished 36th in the giant slalom and 30th in the slalom.