Braga was raised in his hometown, but at an early age was sent to the city of Niterói by his parents, to live with relatives.
He attended law school in Rio de Janeiro, but graduated in Minas Gerais, in the year of 1932, after having acted as a field reporter for the Diários Associados during the Revolução Constitucionalista.
Braga founded, together with Fernando Sabino and Otto Lara Resende, the book publisher Editora Sabiá.
As a journalist, Braga was a reporter, writer and editor for newspapers and magazines from Rio de Janeiro, São Paulo, Minas Gerais and Bahia.
In 1953 he was nominated the Brazilian "Chefe do Escritório Comercial" in Chile, due to his friendship with president Café Filho.