[9] In 2010, he signed a National Letter of Intent (NLI) committing to Providence College but was ruled ineligible for academic reasons.
[11] After his junior year, he transferred to Towson University where he averaged 5.4 points, 4.0 rebounds, in 17.3 minutes per game.
[12] In June 2015, Gavrilovic signed a two-year contract with Chorale de Roanne[13] in ProB, France.
On November 13, 2015 he recorded a season-high 22 points in his first career and season win against SOM Boulogne.
[15] Gavrilovic started the season with Hermine Nantes where he recorder a season-high 24 points[16] against ADA Blois.
He left the team in February 2018 to join ALM Évreux[17] where he averaged 7.7 points, 3.0 rebounds, in 15.2 minutes per game.
Gavrilovic signed with Balkan Botevgrad on October 26, 2018 after spending the preseason with Antibes Sharks.
Gavrilovic signed with CSM CSU Oradea in July 2021 and discovered the Romanian basketball league.
[32] On October 30, 2023, Gavrilovic recorded a double-double 14 points and 11 rebounds in his first season win against KK Krka Novo Mesto.