Dirk Mueller is a Senior Software Engineer working at SUSE currently focusing on Cloud, OpenStack, SUSE's deployment and OpenStack distribution. He's being developing for and using Linux for more than 15 years and is doing Software packaging, distribution and software development for more than 10 years. 
Dirk has a masters degree in Computer Science and has been participating in the Intel Ruler of the Stack contest since the beginning and submitted a winning entry each time.