Ristić has competed in track at both high school and collegiate levels in the United States.
Ristić attended an electrotechnical school in Belgrade called "Nikola Tesla".
[2] Eventually he was transferred to University of California, Berkeley, where he competed indoor and currently still runs outdoor.
He ran personal best after the transfer dropping his hurdles times for indoors from 7.75s from UNC Asheville to 7.67s wearing UC Berkeley's jersey, he also dropped his outdoor time from 13.88s to 13.59s.
He broke the National record 3 times in 2 weeks over the indoor season (2013/2014)