André Marafona was responsible for the complete audio production of the short film O Peso da Pena, directed by Gabriela Morais and featuring an original score by Alexandre Pedroso. His work encompassed all technical stages of the soundtrack process — from orchestral recording and tonal correction to mixing and mastering.

He supervised the recording sessions with the orchestra, ensuring high-fidelity capture and balance across the ensemble, and later refined the mix and master to enhance the score’s emotional depth and cinematic impact. His contribution helped bring the music and visuals together into a cohesive and immersive sound experience.