Matteo began working for in December 2014 and, a few years later, became head of the site Gli Occhi della Guerra, which is today known as InsideOver. Matteo has always been passionate about foreign politics, having written the books ISIS segreto (ISIS Secret), Sangue occidentale (Western blood) and Cristiani nel mirino (Christians in the crosshairs) in collaboration with Andrea Indini. In December 2016, shortly after the liberation of Aleppo, he interviewed Syrian president Bashar al Assad