Robert Matthew "Matt" Barrie (born 16 August 1973) is an Australian technology entrepreneur. He is the chief executive officer of Freelancer.com, a global online outsourcing marketplace. He also is an adjunct associate professor at the University of Sydney where he teaches classes in computer and network security (since 2001) and technology venture creation (since 2010). In 2012, Barrie began contributing as a monthly columnist in BRW, an Australian weekly business magazine.