Piotr Walczak - is a video game programmer. Piotr Walczak began his career in 2016 and has worked for companies such as Ludeon Studios. Piotr Walczak's first game was RimWorld which was released 7 years ago. Best Game Piotr Walczak contributed to was RimWorld. Piotr Walczak's latest work is RimWorld which was released 7 years ago.