Database Systems Engineer (Trainee)
Geneva Area, Switzerland
I joined the CERN IT-DB group on June 2011, thanks to a research grant from the Spanish Minisitry of Research. During my first year here I:● performed a set of benchmarking exercises for comparing the performance of different virtualization solutions and host operating systems for database operations using MySQL in the CERN infrastructure● co-developed the first version of the CERN Database On Demand service, which offers a DBaaS solution for different database systems (currently MySQL, Oracle and PostgreSQL), working specially in the back-end of the service: the development of a a custom job-execution component, and automation of different complex tasks such as database back-ups, recoveries, upgrades, etc.