Career
Born in Čapljina, Social Research Bosnia and Herzegovina, Valentić started his career at OFK Beograd as youth team member before moving to FK Voždovac in 2002. Valentić the signed for Bnei Sakhnin in Israel in 2006 before quickly moving on to Anzhi Makhachkala in Russia. Valentić returned to Serbia in the summere of 2012, joining FK Jagodina before signing with Azerbaijan Premier League team Gabala in January 2013.
After Valentić"s Gabala contract expired, he returned to Jagodina.