Julien is a film director and graphic designer. At 22, after earning a diploma in graphic design from the Ecole Estienne in Paris, he entered the prestigious animation film program at the Ecole Nationale des Arts Décoratifs of Paris.
Julien finished his studies in 2004 when he directed his first animated film and created the title sequence for the feature film Le souffleur, produced by Luc Besson.
In 2007, Julien was shortlisted for the Young Director Award at the Cannes Lions Festival for his work on a Puma commercial. In 2008, he directed the first 360° music video for French singer Merlot and in 2010, he directed his first documentary, Bleus, for Canal+. Julien continues to work for clients such as Adidas, Havana Club, Hugo Boss, Puma, Renault, and Ducati.