Learning Scientist / SLA Expert, PhD

Help improve how millions of people learn languages on Duolingo.

We are looking for a second language acquisition expert with sizeable language teaching experience who has a vision for how Duolingo can teach better. You will join Duolingo’s research team and support our efforts to advance Duolingo’s mission through science.


  • Work side by side with talented researchers, designers, engineers, and product managers to bring research-informed product features to life
  • Design curricula for Duolingo’s Spanish courses
  • Propose new exercises and features that will improve the learning experience
  • Create specific course content in Spanish
  • Help create assessment tools to measure how Duolingo users learn
  • Design research studies to assess the effectiveness of Duolingo and perform data analysis


  • PhD in linguistics, applied linguistics, second language acquisition, or a related field
  • Research expertise in second language acquisition
  • Skills in experimental design and data analysis
  • Native or near-native fluency in Spanish
  • Experience teaching Spanish as a second language
  • Experience creating language curricula
  • Excellent interpersonal communication and organizational skills
  • A desire to make the world a better place through technology

Exceptional candidates will have:

  • Strong publication record in linguistics, learning sciences, or a related field
  • Good knowledge of statistics
  • High proficiency in and experience teaching both English and Spanish
  • Proficiency in additional languages

Meet Some of Duolingo's Employees

Antonia S.

Senior Software Engineer

Antonia is a full-stack software engineer who focuses on building out Duolingo's Tinycards product—a customizable flash card app that helps students memorize anything.

Connor B.

Senior Software Engineer

Connor’s official title is Software Engineer—but his role extends beyonds just writing code. He also builds specs, makes design mock-ups, and organizes meetings to talk about the Duolingo product.

Back to top