He was born in 1988 and raised in Warsaw. He is a Doctor of Laws, university professor, and legal adviser at the District Chamber of Legal Advisers in Warsaw. He graduated from the Faculty of Law and Administration at the University of Warsaw. He deals with administrative law and proceedings, judicial control of administration, constitutional law and social security law. He has authored nearly 90 publications in this field: monographs, commentaries, articles and glosses.

He obtained his postdoctoral degree based on his "Proceedings on Pension Benefits" thesis.

He has been a member of numerous expert teams dealing with social security: Committee for Interpretations, Positions and Clarifications at the President of the Social Insurance Institution (ZUS), Inter-Ministerial Team for the Development of a Disability and Incapacity Judgement System, Team for Optimisation of Pension Decisions at the Social Insurance Institution (ZUS), Team for Comprehensive Rehabilitation. He also cooperated with the Institute of Labour and Social Affairs.

He prepared dozens of bills submitted by the Coalition Parliamentary Club of the Left in the 9th term of the Polish Sejm, including the flagship projects of the 'Safe Senior Citizen' (Bezpieczny senior) package: a law introducing a widow's pension, changes to the funeral allowance or a project facilitating the acquisition of a minimum pension by those working under junk contracts.

On the recommendation of the Left from 2019 to 2023, a judge of the State Court. Since 2016, he has co-led the social democratic think-tank Ignacy Daszyński Centre.