A professional parachutist, he completed 17,000 parachute jumps and 1,400 BASE jumps.
In 2004, Reffet won the French free-fly championship in Vannes and the world free-fly championship in Boituva, Brazil, teamed with fellow Frenchman Fred Fugen. as the "Soul Flyers" free-fly team.
Won the 2005 World Games in Duisburg, Germany, and the 2005 World Cup in Eloy, Arizona, United States.
Won the 2006 World Championship in Gera, Germany.
Won the 2008 World Championship in Maubeuge, France.
N 2009, Reffet and Fugen won the free-fly World Games in Kaohsiung, Taiwan.
On 21 April 2014, Reffet and Fugen broke the Guinness World Record for highest BASE jump from a building, jumping 828 meters (2,717 ft) from the Burj Khalifa in Dubai, United Arab Emirates.