First solo oboist at the SWR Sinfonieorchester Baden-Baden und Freiburg, since 1992. He studied at the Escola de Música de Piracicaba and at Unicamp. At the Hannover University of Music and Drama, he had classes with Ingo Goritzki and was a pupil of Humbert Lucarelli at the Hartt School of Music in Hartford. He won the Concert Artists Guild International New York Competition and received the third prize at the Munich International Competition.
As a soloist, Barella performs with orchestras such as the Munich Radio Orchestra and the Heilbronn Chamber Orchestra. He has toured the United States, Japan, Brazil and European countries. He was a member of jury in the 56th Munich International Competition. He has already given masterclasses in the USA, Japan, Taiwan, Costa Rica and Russia. He is professor at the UDK Berlin and a guest professor at the Cologne University of Music.