 In 2009, he left for Viareggio in co-ownership deal along with Andrea Briotti.In June 2010 Sassuolo gave up the remain 50% registration rights to Viareggio.After no appearance in the first half of 2010–11 Lega Pro Prima Divisione, Brini Ferri joined Serie D (non-professional/regional) team Camaiore on free transfer.