Konstantin Stolpovsky@CostelloFollow BadgesProblem SolvingPython CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Python (Basic)VerifiedskillCertificate: Python (Intermediate)VerifiedskillWork ExperienceCostello has not updated employment details yet.EducationUtrecht University, UtrechtLinksCostello has not updated links details yet. SkillsCostello has not updated skills details yet.