Guilherme Oliveira is a highly skilled tattoo artist specializing in geometric, dotwork, and black & gray styles that command attention. Based in Jaú, Brazil, Guilherme works meticulously to ensure each piece is a masterpiece of precision and detail. Operating out of Artifex Tattoo Ink in São Paulo's ZN, this professional artist is known for maintaining an impeccable standard of cleanliness, making safety a top priority for every client.