Julian was born in 1982, in Buenos Aires, Argentina, where he currently lives.

Julian got his start doing concept art for commercials and painted backgrounds for animated movies. But in 2009, Julian began doing comic covers for Boom! Studios, and has never looked back. For the past several years, he has been doing covers for companies like Marvel, DC, DarkHorse, BOOM! Studios and Valiant Comics, making one of the most recognized talents in the field.