Michał Kaliszewski@michal_kaliszew1PolandFollow BadgesProblem SolvingPython CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experiencemichal_kaliszew1 has not updated employment details yet.Educationmichal_kaliszew1 has not updated education details yet.