Since 2021, Johanna Haniková has been teaching at the Institute of Singing and Opera Directing at the Academy of Performing Arts in Prague, where she specializes in solo coaching and solo korrepetition. With extensive experience as an accompanist for strings and brass instruments, she has performed at concerts, masterclasses, auditions, and various events. Additionally, since 2016, she has been teaching at the International School for Music and Fine Arts in Prague. She regularly collaborates as a pianist with Purser and Ravì Conducting Academy in Vienna and London.