Kammala jumla mai zuwa: Da farko dan wasan kwando a Brno, Fleischlinger daga baya ya zama koci kuma ya jagoranci kungiyar Sokol Brno I. zuwa cin nasara biyar a gasar Kwando ta Czechoslovak tsakanin 1945 da 1951. Ya kasance mataimakin kocin kungiyar kwallon kwando ta Czechoslovak a gasar zakarun Turai ta 1946 a Geneva, inda kungiyar ta lashe lambar zinare. A matsayinsa na mai horarwa, sau biyu ya jagoranci tawagar kasa a gasar Olympics (1948 a London <unk> 7th wuri; 1952 a Helsinki <unk> 10th wuri) kuma sau biyu ya sami lambar azurfa a EuroBasket (1947 a Prague,
1955 a Budapest). Daga 1946, ya kasance alkalin wasa na FIBA, daga baya kwamishina a wasannin FIBA. Ya yi watsi da aikin horar da shi a shekarar 1955 domin ya sadaukar da kansa ga ayyukansa a matsayin jami'in FIBA. A cikin Tarayyar Kwando ta Czechoslovak, Fleischlinger ya jagoranci sashin alƙalai kuma ya kasance memba na kwamitin Tarayyar.