An Exchange Server lover, Denis holds some certifications as MCSE: Messaging and Productivity, MCSA: Windows Server 2012, MS: Hyper-V and SystemCenter Specialist, VMWare VCP6 and ITIL Foundation. Denis has been working as Exchange Server and Exchange Online expert doing many projects and advanced support for costumers in Italy.
Besides, he also used to share his knowledge writing technical articles for his blog, answering questions and doubts in forums and giving technical sessions in portuguese, italian and english. Somewhat, he believes that this is the best way to retribute all the knowledge which he got though forums, blogs and articles. In his point of view the knowledge is only valid if we can sharing.