Valuation: $90 million
Total raised to date: $34.84 million
Year founded: 2014
HQ: Oakland, CA
What it does: LaunchDarkly helps developers test and manage how new features get deployed to an app's users. With LaunchDarkly, customers can quickly manage features, switching them on and off for select batches of test users.
Why it's hot: When LaunchDarkly first tried to raise seed funding in 2014, investors laughed. But fast forward to now, and DevOps is all the rage. LaunchDarkly, a DevOps startup, has proved that it can help with the practice of deploying code faster, something that is going to become increasingly important in the years to come.