In 1999 he received a scholarship to get his Master's degree at Berklee College of Music and The Boston Conservatory.

He took master classes and lessons with Frank Gambale, David Liebman, Pat Metheny, Mike Stern, and John Scofield.

Also in 2008, Assis-Brasil released a live DVD/CD combo called In Concert, which features his original compositions.

[5] In 2017, his song "Gee," from his album Chromatic Dialogues, won the Instrumental category for the 2016 International Songwriting Competition (ISC).

[7] He has performed and recorded with Richard Bona, Nelson Faria, Tony Grey, Bob Mintzer, Mozik, Tim Ries, Esperanza Spalding, John Stowell, and Hiromi Uehara.