LL.M. (Köln), tax advisor, academic teacher. Member of the VAT Expert Group of the European Commission, managing director of the Center for Fiscal Studies at the Warsaw School of Economics (SGH). Expert in legal and tax handling of investment processes and cross-border transactions. 2019-2022 Deputy Minister of Finance in charge of the tax legislation in Poland, responsible for the implementation of tax reliefs for SME-s, manufacturing and new technologies industry (e.g. Estonian CIT, VAT groups, Polish Holding Company, family foundations, allowances for robotization and expansion). Introduced legislation facilitating the operation of e-services: Your e-PIT, e-Tax Office, e-Receipts as well as National e-Invoice System (KSeF). 2022-2023 board member and CFO of KUKE SA. Since 2024 Head of Tax at B2R Law.