Nyora kupfuurira kweiyi ndima - Dević akaberekerwa muDonje Biljane, musha mudiki muRavni Kotari. Achikura muKninska Krajina, akatanga kuita zvemamita chiuru nemazana mashanu. Akava mumwe wevanonyanya kukwikwidzana vepakati-kureba track runners muSR Croatia yese uye akamhanya ku1987 Summer Universiade muZagreb. Apo Yugoslavia yakatanga kuparara, akatamira kwenguva pfupi kuSarajevo, asi nokukurumidza akapotera muBelgrade apo vabereki vake vakatamira kunogara muUnited States. Sezvo akanga asina vabereki vake kana kuti dzimwe hama dzepedyo muBelgrade, akakokwa naGoran Raičević nomudzimai wake Jelena kuti vagare navo. Akaumba ushamwari hwepedyo zvikuru naGoran, uye kudzidziswa kwavo pamwe chete kwakaramba kusvika panguva iyo Dević akamhanya marathon yevarume pa 1996 Summer Olympics
, vachipedza vari pachinzvimbo chechi49 pavanhu 111 vakapedza nenguva ya2:21:22. Akapedza ari pachinzvimbo chechinomwe pa1997 Belgrade Marathon munguva ye2:16:01.