He is a two-time laureate and two-time finalist of the Polish Mathematical Olympiad. He won an individual bronze medal and a team gold medal at the Middle European Mathematical Olympiad, as well as a bronze medal at the Czech-Austrian-Polish-Slovak Mathematical Competition. He also won the C2 category at the International Championships in Mathematical and Logical Games. In the international Náboj Mathematics competition, his team placed first in the world in 2023 and second in 2025.
Miłosz is the co-author of a paper published in the Journal for Geometry and Graphics and the author of three independent research papers. A special triangle point he defined was included in the Encyclopedia of Triangle Centers. In recognition of his academic achievements, he twice received a gold medal in the Paweł Domański Student Mathematics Paper Competition and was a three-time laureate of the Polish edition of the European Union Contest for Young Scientists.
He also uses his Olympiad experience to support the next generation of Polish mathematics competitors. In 2025, he served as deputy leader of the Polish team at the international Baltic Way competition. He has also helped prepare Polish representatives for international mathematics Olympiads, as well as leading participants of the Polish Mathematical Olympiad and Junior Mathematical Olympiad during their official training camps.
From its inception, he has helped develop the Matematyczne Internetowe Koło Olimpijskie (MIKO) as one of its main organisers. He has contributed to building a community that now includes more than 2,000 people. He is also the founder and originator of Ponadpodstawowe Ogólnopolskie Zawody Drużynowe z Matematyki (POZDRO), a national team mathematics competition for secondary school students, which attracted around 200 participants in its first edition. He is also a member of the international problem committee for the DuoGeo geometry competition.
He studies Mathematics and Computer Science at the University of California, Berkeley, where he continues his research.