Piotr Rybak has almost 15 years of experience in machine learning. He has gained experience working in academia, start-ups, and larger companies. Currently, he focuses on using computer vision to recognize LEGO bricks. He is an active member of the Polish language models community and has co-authored works such as the KLEJ benchmark and the HerBERT and plT5 models. In his free time, he builds with LEGO bricks.