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Duolingo for Schools Logo

Senior Software Engineer, Backend

Duolingo for Schools

$148,800 - $274,600
Oct 25, 2025
Pittsburgh, PA, United States of America
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Duolingo is looking to solve the problem of providing the best education in the world and making it universally available by developing foundational systems, next-generation services, and innovative features like real-time conversational agents to improve language learning for millions of users.

Requirements

  • Strong competencies in data structures, algorithms, and software design
  • Experience programming in Java, Python, or Kotlin
  • Solid understanding of one or more database technologies
  • Industry experience building high-traffic APIs using public cloud providers

Responsibilities

  • Develop, release, and maintain backend services and/or infrastructure
  • Collaborate on software projects with product design and backend aspects
  • Lead individual project priorities, milestones, and ensure we're always shipping
  • Builds and maintains the foundational systems that power Duolingo’s learning app at scale
  • Defines and implements best practices to ensure that these critical services remain reliable, high-performing, and easy to operate
  • Building the next generation of these services
  • Championing the adoption of next-generation technologies

Other

  • A Bachelor’s degree in Computer Science or related technical field
  • We will do everything we can within reason to make sure that your interview takes place in an environment that fairly and accurately assesses your skills.
  • If you need assistance or accommodation, please contact accommodations@duolingo.com.
  • Duolingo is proud to be an Equal Employment Opportunity employer.
  • We do not discriminate based upon race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.