HackerRank - HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
Freshservice - Freshservice: the one-stop cloud solution for all your IT management needs.
AlgoExpert.io - A better way to prep for tech interviews
Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community
Codility - Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.
Zendesk - Zendesk is a beautiful, lightweight help-desk solution.