Kober akadzokera kumitambo muna 2008, zvikurukuru senzira yokunakidzwa pasina vavariro dzakakomba dzokutora mutambo wacho mberi. Akabatana neTSV Bayer 04 Leverkusen kwaakadzidziswa naJoachim Lipske. Kober akakurumidza kuzivikanwa setarenda rinogona kuitika mukukanda zviitiko uye na2009 aive achikwikwidza mumakwikwi emunyika. Akanyorwa semutambo weT / F34, Kober akakurumbira mune zvose zviri zviviri javelin uye shot put. Akakwanisa kupinda mu2011 IPC Athletics World Championships
muChristchurch, New Zealand, uye akahwina ndarama mumitambo yake miviri. Mukupfura, kwaakakwikwidza muboka rakasanganiswa reF32 / 33 / 34, akakanda chinhambwe che9.30m, rekodhi nyowani yenyika.