After the group ended, he recorded some solo career songs, joined the Eternal Astral pagoda group, but soon after was called to join the Disguise Group. Since 2013, however, Oscar has pursued a solo career and focused on working behind the limelight in producing other composing artists. There are songs recorded by Br'oz, Exaltasamba, Os Travessos, Thiaguinho, Ludmilla, Katinguelê, Rodriguinho and many others. Oscar also acts as a music producer, producing the groups he was a part of and other artists such as Marcelly and Br'oz himself, along with band members and musician Tiago Santana. On December 11, 2018 recorded his first solo career DVD in the city of Pelotas RS with special appearances such as: humorist Nego Di, singer Gaab, Mr. Dan, André Marinho and Jhean Marcell who were part of the group BR'OZ.