Cohen was discovered by an agent from Wilhelmina Models walking down Sunset Boulevard in Los Angeles. He then moved to Australia and did a model campaign with Miranda Kerr. He has been featured in campaigns for Dolce & Gabbana, Nike and Adidas, and was the face of Industrie with
Miranda Kerr for two years. Didier took part in being a judge on Australia's Next Top Model, as well as other TV shows. Cohen now resides in Los Angeles California where he is a DJ and Producer. He co-produced 'Elevate' on the Spider-Man-into the Spiderverse movie soundtrack. == Personal life ==