Renato Testa has been working in IT and the Unix environment for 25 years. In the mid-1990s, he ran the first Linux courses at Digicomp. In addition to system programming, his main area of expertise is system administration of Unix/Linux systems. As part of various OSS events at Digicomp, he has given presentations on topics such as HA firewalls, OpenSolaris, and Linux clusters. Since 2014, his main focus has been DevOps in various cloud projects. Renato Testa has been a trainer at Digicomp since 1994 and holds SVEB I certification.