bˈɔːɹn ɪn sˈæməkˌɑːv, jˈoːɹdɐnˌɑːv bɪɡˈæn hɪz kɚɹˈɪɹ æt lˈoʊkəl pˌiːˌɛfsˈiː ɹˈɪlski spˈoːɹɾɪst, wˌɛɹ hiː fˈɜːst ɐpˈɪɹd pɹəfˈɛʃənəli æt nˌɑːt jˈɛt fˈɪftiːn, mˈuːvɪŋ tʊ ˌɛfsˈiː lˈɑːkəmˌoʊɾɪv ɡˈoːɹnə ˈɔːɹɪˌæhəvˌɪtsə ɪn nˈaɪntiːnhˈʌndɹɪd ˈeɪɾi nˈaɪn.
Born in Samokov, Yordanov began his career at local PFC Rilski Sportist, where he first appeared professionally at not yet 15, moving to FC Lokomotiv Gorna Oryahovitsa in 1989.