[4] Trifunović played in Mega Bemax in the first two rounds of the ABA League, after which he left the club dissatisfied with the minutes and the role in the team.

During the 2022–23 season, Trifunović for the first time played in EuroLeague where Partizan was eliminated from the Real Madrid in tight playoffs series.

Partizan ended the 2022–23 season by lifting the ABA League championship trophy, after 3–2 score against Crvena zvezda in the Finals series.

[10] Trifunović was a member of the Serbian under-18 team that won the gold medal at the 2018 FIBA Europe Under-18 Championship in Latvia.

[11] Trifunović was a member of the Serbian under-19 team that finished 7th at the 2019 FIBA Under-19 Basketball World Cup in Heraklion, Greece.