Rojas worked at
Red Herring magazine from June 1999 to May 2001. He was co-founder and Editorial Director of
Gizmodo from July 2002 until March 2004, leaving to co-found
Engadget. Two months later he also founded the video game blog
Joystiq. Both were part of
Weblogs Inc., a blog network that was purchased by
AOL in 2005. In July 2008 Rojas left Engadget to start the consumer electronics social networking site GDGT. In February 2013 GDGT was purchased by AOL. , he is a partner at Betaworks Ventures. He left Betaworks Ventures in August 2021. In February 2025, Rojas joined Mozilla as the Senior Vice President of New Products. ==Personal life==