 He was born in Firmat in the province of Santa Fe, Argentina.He was the main goalkeeper for River Plate in 2003, a year in which the team won the Torneo de Clausura having as coach the international coach of Manchester City, Manuel Pellegrini.In 2005, Buljubasich maintained a clean record of 1352 minutes without allowing a goal, this record put him in fourth place in the world according to the IFFHS.