Alexey Filippov@alexey_filippovScala Contractor and aspiring QuantFollow BadgesProblem SolvingSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencealexey_filippov has not updated employment details yet.EducationNoneLinksalexey_filippov has not updated links details yet. Skillsalexey_filippov has not updated skills details yet.