Olga Hrynczyszyn-Witek@kantoainePolandFollow BadgesProblem SolvingJava CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencekantoaine has not updated employment details yet.Educationkantoaine has not updated education details yet.