Since 2002, he has been covering stock, bond, currency, and fund markets for Puls Biznesu, Poland’s leading business daily. In November 2024, he took charge of the portfolio of Investor Wojtek—a fictional character who invests in financial markets, primarily on the Warsaw Stock Exchange, while also promoting investing and educating readers.

The IW portfolio, currently valued at around €15,000, has gained +32% since November 2024. It is composed mainly of Polish stocks (construction, real estate, medtech, utilities, defence), complemented by ETFs and bonds.