Kroll worked as an engineering manager at
Right Media, a subsidiary of
Yahoo!, from 2007 to 2009 and as chief technology officer at Jetsetter from 2009 to 2013. He met
Rus Yusupov and
Dom Hofmann while working at Jetsetter. Hofmann, Kroll and Yusupov founded the video hosting service
Vine. Kroll worked as general manager of Vine through 2014. After working at Twitter following the acquisition, Kroll was dismissed following "bad management" and extensive allegations of workplace sexual harassment of women. == Death ==