Sylwia Selera-Frączek@SylSeleraFraczekPolandFollowAboutEducationPolitechnika Częstochowska BadgesProblem SolvingJavaDays of Code CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork ExperienceSylSeleraFraczek has not updated employment details yet.EducationPolitechnika Częstochowska