RookieUp Career Bootcamps - Tools to help designers build great portfolios and get jobs.
hackattic - No nonsense, real world programming challenges
Tribe of Mentors - Short life advice from the best in the world, by Tim Ferriss
HackerRank - HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
Mentorcam - Mentorcam is a marketplace where people can access well-known public figures for 1:1 advice and mentorship.
Takehome - Effective and humane coding challenges for candidates