DevSkills
HackerRank
coderpad
Coderbyte
CodeSignal
Codility
CodeSubmit
TestGorilla
DevScreen
Reviewly
HackerRank
CodeSignal
iMocha
coderpad
Glassdoor
indeed
HackerRank - HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
Reviewly - Create take-home projects to send to your job candidates, where you can ask them to code, discuss an issue, and/or review a PR directly in a private repository on GitHub.
coderpad - Collaborative code editor with in-browser, real-time execution. Conduct programming phone screens like a boss.
Coderbyte - Coderbyte is a place built for anyone to practice and perfect their programming skills.
CodeSignal - CodeSignal is the leading assessment platform for technical hiring.
iMocha - Make intelligent talent decisions.