Jesse Junker, professionally known as Zackavelli or Bigbodymasi, is an German artist, songwriter, and producer from Kreuzberg, Berlin. He mostly produces his own songs under the name of Bigbodymasi.

Zackavelli began his music career in 2019 with his first single “Laker” featuring Kane. He made his first blow with the song “Ja Man!” in 2023, then he released his first EP named “MASI” in 2025.

Also he became one of the rare German rappers to perform freestyle on On the Radar, a global and prestigious hip-hop platform in the USA. His last work “MASI 2” was released in April 2026 which reached the top 10 on the official German album charts.

Zackavelli is known with his unique style and lyrics. He is definitely one of the best rappers in underground.