Franck specializes in tumbling, trampoline and acrobatic gymnastics. As part of the French national team, in tumbling he won several honours including a team world championship in 1990 and the title of national champion of France in 1991. His career as artistic acrobat on the European events circuit was followed by international tours with Cirque du Soleil's Alegria show. He was head coach for Cirque du Soleil's Les Chemins invisibles (2011) and Wintuk, and participated in major events such as the 2015 Pan American Games in Toronto. Franck has taught floor acrobatics, hand-to-hand, Cyr wheel, acrobatic research and physical preparation at the École nationale de cirque since 2013.