HARISHANKARAN K., VIVEK RAVISANKAR, 

It has been a good year for HackerRank, a technical recruitment company and its founder Harishankaran [in pic]. The firm raised $30 million, with JMI Equity joining the round as a new investor. HackerRank ’s lineup of customers includes BlackRock, Atlassian, VMware, Capital One, and Looker. According to the company, the fresh capital will be used to “accelerate its growth in the enterprise segment, expand and support its thriving and rapidly growing community of more than 3.4 million developers”.