Johana Freywaldová was a member of the Opera Studio of the National Moravian-Silesian Theatre from 1999 to 2011, where she sung and acted, for example in Mozart's Magic Flute and The Marriage of Figaro. In 2011, she collaborated with LiveNation CZ company during a tour of Mamma Mia !. She also worked in the organizational team of the festival Ostrava New Music Days.