Attorney, lawyer at the Strategic Litigation Program of the Helsinki Foundation for Human Rights, he specializes in asylum and migration law. He represents foreigners in a number of strategic cases before national courts and the European Court of Human Rights and the EU Court of Justice. He participates in legislative works on draft legal acts concerning foreigners, author of publications on foreigners' rights. He conducted trainings on foreigners' rights for judges, police officers, public and local government officials etc. Member of the Program Board of the Amnesty International Poland.

At INPRIS he is an expert in the field of asylum law within the "Judging the Charter" project concerning the application of the EU Charter of Fundamental Rights.