Szellő, originally from a Jewish background, is a social worker, who studied, and received her degree at the University of Pécs, Hungary. While she was a high school student, she got into volunteering. She started organizing camps and different programs to children in a small Roma village. She received her Romani language exam during her university studies through the SuperRomanes Language School. She attended the „Youth in Action” social themed project organized by the European Union in Sarajevo, Krusevác and Bremen, and the Phiren Amenca project aiming to create a dialogue between the Roma and the Jewish youth. She took part in a two year long international Jewish leader training as well. After her studies she started working in a EU project in a Roma village aiming to contribute to the integration process of the Roma people.