HackerRank - HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
Crunchbase - Crunchbase is a platform for discovering industry trends, investments, and news about companies around the world.
AlgoExpert.io - A better way to prep for tech interviews
CB Insights - CB Insights is a company database for the venture capital and corporate development community.
Codility - Codility provides a SaaS platform with advanced validation, security and protection features to evaluate the skills of software engineers.
Tracxn - data on companies