Gratien D'haese
![Photo of Gratien D'haese](/2020/schedule/speaker/gratien_dhaese/d4e03157165b469d8177f0e7043834c0b2be0bc0ab6a4048f59279be14495b4c.jpg)
Gratien D'haese is a Belgian independent IT Consultant who is already 28 years active in the Unix world (and with Linux since its invention in 1991). Gratien has a broad experience with Unix/Linux in general, Open Source software, Unix networking and security, big system administration tasks, clustering, consultancy, DevOps (chef, ansible) and project management.