[4] In January 2017, he moved to Germany to play for reserve team of Bayern Munich[5] of the German 3rd-tier level ProB.

[19] On July 28, 2024, Pecarski signed one-year contract with Lietkabelis Panevėžys of the Lithuanian Basketball League (LKL) and the EuroCup.

[26] He was instrumental in the gold-medal game with a game-high 34 points, 13 rebounds and 1 assist, as Serbia defeated Latvia 99-90 after an excellent first-half performance.

[27] Pecarski and Balša Koprivica played together for the national team and won a gold medal at the 2017 FIBA Europe Under-18 Championship.

Thirty years ago, their fathers Miroslav Pecarski and Slaviša Koprivica played together for the national team and won a gold medal at the 1987 FIBA Under-19 World Championship.

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

[29] Pecarski was a member of the Serbian under-20 team that finished 15th at the 2019 FIBA U20 European Championship in Tel Aviv, Israel.