Grzegorz Zając@Arivald_HagelFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork ExperienceArivald_Hagel has not updated employment details yet.EducationTechnical University of LodzLinksLinkedinVvSIyCZG3FBI2A3cTAKZmp+p3su0e7o1adHIaOsLaLQ= SkillsArivald_Hagel has not updated skills details yet.