Heikki Holopainen@hessuFollow BadgesProblem SolvingCPPJavaPythonDays of CodeSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Python (Basic)VerifiedskillCertificate: JavaScript (Basic)VerifiedskillWork Experiencehessu has not updated employment details yet.EducationUniversity of HelsinkiM.TechLinkshessu has not updated links details yet. Skillshessu has not updated skills details yet.