The website, which was previously known as Interviewstreet, provides programming challenges for fun, education, prizes and jobs, and aims to help businesses recruit coding talent.
Battery Ventures also took part in the funding round
Khosla founder Vinod Khosla said, “Software is eating the world and it’s going to be a major part in every industry going forward.
“There is a massive opportunity here as the free market for tech talent catches up to demand.
“It will all come down to executing it right, and so far HackerRank is on the right path moving fast. This is one of the many reasons we are leading the B round as well.”
Last week it emerged Khosla was ready to hit the fundraising trail for a new fund targeting about $1bn.
Khosla is yet to officially launch Fund V according to peHub, which cited three LPs with knowledge of the fundraise.
The firm closed its last vehicle, Khosla Venture IV, on $1.05bn in 2011, with 50 per cent of it allocated to clean technology.
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