Job Application for Software Engineer, Intern at Duolingo University Recruitment

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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.

Read our blog to learn more.

🧠 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

👀 Past projects include...

Developing a GPT-4 chat interface for one of our internal tools to streamline content creation
Integrating our A/B testing framework with our observability stack to flag experiments that introduce errors
Spanish audio lessons to improve listening comprehension
Crafting new lessons to teach Coordinates in our Math course
Porting large features to new platforms (iOS, Android, web)
Dashboards and tooling for site reliability insights
Crafting new microservices from scratch

❤️ Past projects include...

Language learning opportunities
Catered in-house lunches, and breakfast and dinner options
Company-wide Hackathon
PTO and company holidays
Frequent company-wide dinners, monthly celebrations, social clubs, and so much more!

Connect with your recruiter on the benefits for interns at Duolingo!

Hourly Range for this internship is:

$54 - $56 USD

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Rewriting the Code

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To fulfill our mission of developing the best education in the world and making it universally available, we seek exceptional talent for every role. We recruit candidates from diverse backgrounds. To help us evaluate our hiring process for equitability, we invite U.S. applicants to share their demographic information. Participation in this survey is voluntary and confidential. Participation will not affect any hiring decisions or outcomes.

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The application deadline for this role is October 1, 2026

AI in Hiring: Duolingo uses AI technology to assist in our hiring process. We want to be transparent about how we use this technology and your rights. We use Greenhouse Software's Talent Matching feature to assist with reviewing applications for the skills and experience we have decided are important for this role.

How it works:

Talent Matching reviews your resume and responses to application questions to determine the extent to which your qualifications match the job requirements selected for this role. These requirements and their desired weighting are established by our recruiters in collaboration with hiring managers.
All Talent Matching output is reviewed by our recruiting and hiring teams, who make the final decision on each application. Talent Matching does not automatically disposition any candidate or make hiring decisions.

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Software Engineer, Intern

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