Müller competed at the 2010 Winter Olympics for Switzerland. She placed 9th in the qualifying round in ski cross, to advance to the knockout stages. She failed to finish her first round heat, and did not advance.
Müller made her World Cup debut in January 2008. As of April 2013, she has one World Cup victory, coming at Bischofswiesen in 2011/12. Her best World Cup overall finish in ski cross is 3rd, in 2011/12.
