Matt made his World Cup debut at age 20 in the Levi slalom in November 2013, racing alongside his brother Mario. He competed at the 2015 World Championships in Beaver Creek, US. Matt raced in the slalom, but failed to finish the second run. Matt gained his first World Cup podium in Finland as the runner-up at Levi on 13 November 2016, and celebrated his first victory on 5 March 2017 in Slovenia at Kranjska Gora.