Software Engineer Intern

Our mission at Duolingo is to develop the best education in the world and make it universally available. It’s a big mission, and that’s where you come in! At Duolingo, you’ll join a team that cares about educating our users, experimenting with big ideas, making fact-based decisions, and finding innovative solutions to complex problems. You’ll have limitless learning opportunities and daily collaborations with world-class minds — while doing work that’s both meaningful and fun. Join our life-changing mission to develop education for our half a billion (and growing!) learners around the world. ## 🧠 What you'll do... - Contribute to full-stack software projects by developing, testing, and maintaining features and services. - Develop, release, and maintain services and/or infrastructure - Lead individual project priorities, deadlines, and deliverables - Contribute to code reviews and collaborate across teams to ensure quality and scalability ## ✅ What we're looking for... - Graduating December 2027 - August 2028 - Pursuing a B.S. or M.S. degree in Computer Science or a related technical field (e.g. math, physics or data science) - Dedication to our mission of universally available education - Programming experience in one or more of the following languages: Java, Python, Kotlin, or Swift. - 12 weeks of consecutive availability - May 24, 2027 - August 13, 2027 - June 14, 2027 - September 3, 2027 - Deadline to apply: September 30, 2026 ## ⭐ What you can expect... - Close support from your mentor and your team - Working on features and projects that will have real impact for our learners and internal users - A fun, mission-driven environment, where you’ll have lots of opportunities to grow as an engineer and make meaningful connections with your colleagues