Recognized by critics as one of the leading figures in opera in Brazil, Malheiro has conducted more than 60 opera titles in full productions.
He is currently the Artistic Director and Chief Conductor of the Amazonas Philharmonic Orchestra and the Artistic Director of the Amazonas Opera Festival (FAO). He served as the Artistic Director of the São Pedro Theater in São Paulo and the Chief Conductor of its orchestra. He was also the Director of Opera at the Municipal Theater of Rio de Janeiro.
Winner of the Carlos Gomes Award for Opera Conducting (2012, 2011, and 2009) and the Universe of Opera Award (2000), he conducted the first Brazilian production of Wagner's "Ring Cycle" at FAO/2005 and received two additional awards: Universe of Opera and Show of the Year.
He has conducted multiple times at the La Coruña Opera Festival in Spain and led concerts and performances with the Rome Symphony Orchestra, Miami Symphony Orchestra, Orchestra of the Teatro Olimpico in Vicenza, Bari Symphony Orchestra, Marchigiana Philharmonic Orchestra, Sofia National Opera Orchestra, Puerto Rico Symphony Orchestra, Galician Symphony Orchestra, Castilla y León Symphony Orchestra, Bellas Artes Theater Orchestra in Bogotá, Bellas Artes Theater Orchestra in Mexico, Mexico Philharmonic Orchestra, and at the Teatro Del Libertador in Córdoba, Argentina.
In Brazil, he has conducted the São Paulo Municipal Symphony Orchestra, the Rio de Janeiro Municipal Theater Symphony Orchestra, the Brazilian Symphony Orchestra, OSESP (São Paulo State Symphony Orchestra), Minas Gerais Symphony Orchestra, Minas Gerais Philharmonic Orchestra, Paraná Symphony Orchestra, Bahia Symphony Orchestra, among others. He recorded Carlos Gomes' "Fosca" and "Maria Tudor" on video and CD.
He studied composition with J. Targosz in Poland and R. Dionisi in Italy. He studied conducting with T. Colacioppo in Brazil, K. Missona in Poland, and in Italy, he studied with Leonard Bernstein in Rome, F. Leitner in Siena, and Carlo Maria Giulini in Milan.