What is "geufer"

Geufer Rafael Hallmann known as Geufer born on 6 December 1980 in Estância Velha, Brazil is a Brazilian footballer who plays for Portuguese team Camacha as a striker in the Portuguese Second Division Serie A. His previous clubs include Juventude, São Bento, União Leiria, União Madeira, Fortaleza, Nacional and Villa Nova.