Hacker @alex_tpfFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencealex_tpf has not updated employment details yet.Educationalex_tpf has not updated education details yet.Linksalex_tpf has not updated links details yet. Skillsalex_tpf has not updated skills details yet.