Javad Seyfi Alan@j_s_alanFollow BadgesProblem SolvingJava Certificationsj_s_alan has not earned any certificates yet. Work Experiencej_s_alan has not updated employment details yet.Educationj_s_alan has not updated education details yet.LinksGithubhttps://github.com/jsalan Skillsj_s_alan has not updated skills details yet.