Jelena Miletić studied costume design at the University of Applied Arts in Belgrade. Afterwards she assisted at the Staatstheater Wiesbaden and already designed her own costume designs there. Since 2010 she has been working as a freelance costume designer, among others at Deutsches Theater Berlin, Schauspiel Frankfurt, Burgtheater in Vienna, Maxim Gorki Theater Berlin, HAU Berlin, Schauspielhaus Düsseldorf, Salzburger Festspielen, Schauspiel Leipzig, Theater Basel, Volkstheater Wien, Staatstheater Karlsruhe, Nationaltheater Belgrade, Les Grands Ballets Montreal and Teater De Vill Stockholm. She has a close and long-standing collaboration with director Miloš Lolić. She has also designed costumes for productions by Bastian Kraft, Lily Sykes, Tilman Gersch, Matthias Faltz, Robert Jelinek, Roscha A. Säidow, Thomas Dannemann, Fabian Hinrichs and the choreographers Ronald Savkovic, Yuki Mori and Stephan Thoss.