Grzegorz Gierlach@gierlachgFollow BadgesProblem SolvingJavaDays ofStatistics CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencegierlachg has not updated employment details yet.Educationgierlachg has not updated education details yet.LinksGithubhttps://github.com/gierlachg Skillsgierlachg has not updated skills details yet.