Piotr Sawicki@piotr_sawickiPolandFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencepiotr_sawicki has not updated employment details yet.Educationpiotr_sawicki has not updated education details yet.