HackerRank - HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.

hackattic - No nonsense, real world programming challenges

HackerEarth - HackerEarth is the network of top developers across the world. They connect to start-ups, tech companies, organizations and discover the best developer jobs. They participate in programming challenges and compete against other top developers.

Coding View - Coding View is live collaborative coding environmentdesigned for technical phone interviews. It features web version of Visual Studio Code, as well as access to real terminal. It has a built-in compiler for most popular programming languages.

Takehome - Effective and humane coding challenges for candidates

HireBeat - All-in-one career training platform for job seekers