Barriotikman is the author of Rosario Batangas Information and Barriotikman Community Worker, both sites dealing with his previous activities as Sustainable Development Action Officer of the Office for Sustainable Development between 1994-2005.
Barriotikman was a former employee of the Municipal Government of Rosario, Batangas responsible for social development special projects such as the Aksyon ng Bayan Rosario 2001 And Beyond.