Peretti competed at the 2010 Winter Olympics for Italy. She was a member of the Italian 3000 metre relay team. She did not race in the semifinals, where the team finished fourth, but did in the B Final, finishing third and ending up sixth overall.[1]
As of 2013, Peretti has six ISU Short Track Speed Skating World Cup podium finishes, all as part of the Italian relay team. Her best finishes are a pair of silver medals in 2008–09. Her best finish in the World Cup rankings is 20th, in the 1500 metres in 2013–14.[2]