Daniel Ruiz is a graduate research engineer of the Mobile and embedded-based HPC group at the Barcelona Supercomputing Center (BSC). He joined the Mont-Blanc project in 2013 as resident student at BSC with a system administration role. He is currently responsible for the deployment and the evaluation of state-of-the-art Arm-based HPC platforms. His expertise also covers managing, porting and optimizing the software stack used within the Mont-Blanc project. He has participated in the ISC - Student Cluster Competition of 2015, 2016 and 2017, first as student and the two following years as advisor. He has also been an instructor of four PRACE courses focused on programming Arm-based platforms from 2014 to 2017 as well as at the HiPEAC conference at 2017.