Oliveira is a Sweden based psychedelic trance project formed in 2010 by Johan Ohlsson. In early teenage years he began to take an interest in electronic dance music, which resulted in that he began experimenting with synthesizers and DAW's. This ended up in his first trance project called "Perko" where one of his first completed tracks was officially released on Cannibal Syndrome Records VA-album "The Madcap Circus" which where released worldwide in 2010.  Until 2016 Oliveira has released several tracks and a 3-track EP on the swedish psy trance label Troll n´ Roll Records, where he has been involved since the starting phase of the label. These days (december 2016) Johan working on his "Follow Up" EP which will be a sequel to his debut.

"Waves of Vejra" is the side project from the swedish Psy Trance producer Oliveira. 
The idea of this project is to create music of a more progressive character

Waves of Vejra is following