In the 2012/13 season David Pommer made his debut on January 20, 2013 in the Nordic Combined World Cup . At the home world cup in Seefeld , she took 45th place in the Gunderson competition on the normal hill.
At the first competition of the 2016/17 season in Ruka , he achieved his first top ten placement on November 26, 2016 with 10th place. On the first day of the Nordic Combined Triple on January 27, 2017 in Seefeld, he achieved fourth place, the best result of his career. On December 21, 2018, he announced the end of his career due to persistent knee and back problems.