Career
Stojanović, at an early age, was diagnosed with the bone disease Legg–Calvé–Perthes syndrome and as a results he had his hip operated on. Because this limited his mobility he began swimming. After competing in swimming for 11 years he got involved in triathlon in 2005.
In 2008 Stojanović made 3 podiums on European junior cups and was later recognized by International Telecommunication Union Sport Development and participated on Australian Youth Olympic Festival in Sydney on January 2009 where he finished 13th individual and 4th in relays with International Telecommunication Union team
In 2009, he took 4th place at the International Telecommunication Union Aquathlon World Championships. Stojanović founded the Triogy Racing club in Serbia in 2013.
That same year he began racing long distance triathlon with Arenales 113 race in Elche, with the time of 3:44:55 where he finished 6th overall. International Telecommunication Union Aquathlon World Championships bronze medalist
Stojanović finished mathematical high school, first year of applied mathematics at University of Novi Sad and has Bachelor of Science degree at Faculty of Sport in Belgrade.