Meet our founders.
Luis von Ahn, CEO
Luis von Ahn is a professor at Carnegie Mellon University, the inventor of CAPTCHAs, and a MacArthur Fellow. He has sold two companies to Google and given popular TED talks.
Severin Hacker, CTO
Severin Hacker received a BS in Computer Science from ETH Zurich in 2006 and a PhD from Carnegie Mellon University in 2014.
Duolingo is the free science-based language education platform that has organically become the most popular way to learn languages online.