Kamil Pietkun has been competing at the professional level since 2018. His first team was Invizy Esport, where he helped the team finish 5th in the group stage at the Polska Liga Esportowa S4 Grupa Mistrzowska tournament. At the end of 2018, he moved to EFBIJAJ and quickly claimed victory at the ESEA Season 29: Intermediate Division - Europe tournament.
In 2019, Kamil played for Polbit Pogoń Esport, but failed to make any notable impact. After exploring different mixes, he signed with AVEZ. With them, KEi won bronze medals at the Polska Liga Esportowa S7 Grupa Mistrzowska and later secured the gold qualification for Flashpoint Season 1. In 2020, Kamil and his team took silver at ESL Mistrzostwa Polski - Spring 2020.
In 2022, Kamil Pietkun joined 9INE, where he achieved significant success, winning gold at ESL Challenger League Season 42: Europe and OMEN WGR Challenge 2023. He also earned silver and bronze at ESL Challenger League Season 44: Europe and CCT Season 1 Online Finals #1, respectively. He has been playing for Team Monte since 2024.