He was awarded the degree of doktor habilitowany by resolution of the Faculty Council of WPiA UW on 17 June 2019 (main scientific achievement: the monograph "Dekodyfikacja prawa cywilnego w Polsce"). Since June 2024, he has been employed as a university professor, and since 2020, he has been the Head of the Department of European Legal Tradition. His research focuses on legal traditions, Roman law, and comparative private law. He conducts practical classes in "Roman Law and the Romanistic Tradition" and his own monographic courses and seminars. He is the supervisor of the "Utriusque Iuris" Student Research Group. In the years 2017-2019, he served as Deputy Head, and then Head, of the Centre for the Promotion of Polish Legal Sciences of WPiA UW. In the 2021-2024 term, he was an elected member of the Scientific Council of the Legal Sciences Discipline, and in the 2025-2028 term, he is an appointed member by the Rector. In the years 2013-2017, he was the Dean's Plenipotentiary, and then a member of the team for scientific research and parameterisation. He is a member of the Didactic Council of WPiA UW and serves as a first-year student tutor and the Dean's Plenipotentiary for quality of education. He has lectured at Masaryk University in Brno, Taras Shevchenko National University of Kyiv, China University of Political Science and Law in Beijing, and the University of Lisbon. In 2020, he became an expert for the Polish Accreditation Commission and a member of the Disciplinary Committee at the General Council for Science and Higher Education (RGNiSW) for the 2021-2024 term. In 2016, he received the Rector's Award for achievements contributing to increasing the prestige of the University of Warsaw. In the years 2017-2024, he was a member of the Advisory Team to the Ministry of Science and Higher Education (MNiSW) for reviewing applications for reconsideration of cases concerning the financing of science.