Jesús C@jcallejaSenior software developer at STT-SystemsSpainFollowAboutCurrentstt systemsEducationUniversidad de Navarra, Pamplona BadgesProblem SolvingCPPPythonSql CertificationsCertificate: C++ (Basic)VerifiedskillWork ExperienceSenior developerstt systems• June 2000 - PresentCEIT-IK4• 1998 - 2000EducationUniversidad de Navarra, PamplonaElectrical Engineering