Applications are invited for two months CERN summer student programme to work on advanced IT projects. Bachelor or master students having completed (by the summer of attending) at least three years of full-time studies at university level in Computer Science, Engineering, Mathematics or Physics are eligible to apply. During two full months corresponding to nine weeks (June-September 2015), the CERN openlab summer students will be given a series of IT lectures especially prepared for them by experts at CERN.