Obuobi played with Accra New Town in his hometown Accra, before he joinedSloga Kraljevo in 2013-2014winter break off-season. He arrived together with Nigerian Rueben Ogbonna Okoro and they were two Africans in Sloga footballers after a long time. Previously Victor Agbo played for Sloga in 2008. He has earned the right to play for Sloga in 3rdspringfixture and he scored a goal on that home win versus BSK Borča with result 4:1. He played total 12 matches until the end of competition, with 11 starts. He made good games on the beginning and continued with them, making chances in attack for him and other players. Teammates and supporters called him "Buba" in the meantime, shortly of his surname.