Guardia was educated in France, England, and the University of California, San Diego in the United States.
During this period he worked with renowned artists such as Menudo, Desorden Publico, Julio Iglesias and the New World Symphony.
In addition he created and directed high-profile branded film spots for clients such as Kodak, IBM, Jeep, Sony and MasterCard.
[citation needed] He was appointed Vice President of Development & New Media at RCTV (Radio Caracas Television, Channel 2), a TV network in Venezuela.
He has executive-produced three Movies of the Week, Chupacabra, La Sayona and Maria Lionza, and La Rumba de Fin de Mundo (Party ´till the End of the World) is Rómulo's long format directorial debut.