We use cookies to ensure you have the best browsing experience on our website. Please read our cookie policy for more information about how we use cookies.
joao Ferreira
@ferreira_johnny
Portugal
Badges
Certifications
ferreira_johnny has not earned any certificates yet.
Work Experience
ferreira_johnny has not updated employment details yet.
Education
ferreira_johnny has not updated education details yet.
Cookie support is required to access HackerRank
Seems like cookies are disabled on this browser, please enable them to open this website