As a child, Kunze played as a child actor at the Freiburg Theater under the direction of Friedrich Schirmer. After completing his schooling at the Waldorf School and graduating from high school, he studied at the University of Music and Theater in Hanover. From 2002 to 2005 he played in the ensemble of the children and youth theater moks at the Bremen Theater under the direction of Klaus Schumacher. From 2005 to 2009 he belonged to the ensemble of the young theater at the Deutsches Schauspielhaus in Hamburg, where he played e.g. the title role in "Törless" based on Robert Musil. For the Junges Schauspielhaus he directed the short story “NippleJesus” by Nick Hornby and “Paradise Now” based on the film of the same name by Hany Abu-Assad. He has been working as a freelance director, author and actor since 2009. His play "foreign angst" was presented in 2011 at the Heidelberg Plays Market and the Plays Market of the Berlin Theater Meeting and premiered at the Hessian State Theater in Wiesbaden. His screenplay for the animated film "The Last World" based on the novel by Christoph Ransmayr was awarded the German Animation Screenplay Prize at the 2011 Stuttgart Festival of Animation. His production of "Waisen" (by Dennis Kelly) was invited to the German Children's and Youth Theater Meeting in Berlin in 2019[1]. Since 2011 he has been developing research-based productions with the independent theater and performance group Flinn Works.