Janine Koertge, dancer. Janine Koertge, Germany, graduated from the Hamburg Ballet School. She danced with Dance Works Rotterdam and Deutsche Oper am Rhein in Düsseldorf. Janine joined The Göteborg Ballet in 2006. Since then we have seen her in choreographies by Jirí Kylian, Mats Ek, Wim Vandekeybus, Tero Saarinen, Johan Inger, Alexander Ekman and many others.