After completing his studies, and coming from a family involved in the film industry -his father Julio Vallejo- was Executive producer in films such as Papillon, Lawerence, The Red Sun, Salomon and Sheba, The Seven Magnificent and many others and his brother Pablo Vallejo as Dop, Julio Jr. started in 1990 as a trainee in camera department. First as video assist, then as second camera assistant and then as first assistant camera & focus puller and second camera operator, both in National and International productions.He has worked with Dop ́s like Bob Richardson, Wally Pfister, Javier Aguirresarobe and differents Dop ́s and Directors from all over the world. As a point, he has also worked as second camera operator with Flabio Labiano in the second unit of Exodus Gods and Kings, alongside Dariusz Wolsky, Ridley Scott and Luke Scott. Julio ́s area of expertise is the world of high speed cameras. He trained in Spain and New Jersey at Vision Research working with Phantom Flex High Speed 2,5k y 4k since 2011.In this field he has worked with DOP ́s like Avi Karpik and Ronald Koetzier specialist in Table Top. Since June 2006 Julio has been focusing in jobs as DOP, Second Camera Operator and Operator of the Phantom Flex High Speed. Thanks to his experience in the industry and having participated in many productions involving table tops, cars, people, and many others all around the world, Julio describes himself as an everlasting trainee who is eager to continue learning, reinventing himself and contributing to this industry with great passion and enthusiasm.