Piotr Świerczyński@pwswierczynskiGermanyFollowAboutCurrentNODAR Inc. BadgesProblem SolvingCPPPythonSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencepwswierczynski has not updated employment details yet.Educationpwswierczynski has not updated education details yet.