Education
A product of Hertha Bachelor of Science youth academy, Horoszkiewicz kicked off his career with reserves in 2011, playing till 2014.
A product of Hertha Bachelor of Science youth academy, Horoszkiewicz kicked off his career with reserves in 2011, playing till 2014.
At the end of the contract he was linked with a move to Serie A with AS Roma. He instead joined Cracovia Krakow, but was released only after 3 months. After being released, he signed for Podbeskidzie Bielsko-Biała.
Horoszkiewicz made his debut for Poland U21 against Italy U21.