Job Description
Our mission at Duolingo is to develop the best education in the world and make it universally available. But we’ve got more left to do — and that's where you come in!
Duolingo is the most popular language-learning application in the world, with over 500 million users and over half a billion exercises completed daily. Beyond our core language learning product, we have also entered into English proficiency testing with the Duolingo English Test, and introduced new courses for Music and Math.
We are passionate about educating our users, making fact-based decisions, and finding innovative solutions to complex problems. We offer meaningful work, limitless learning opportunities, and collaboration with world-class minds. Come brighten your life and over half a billion more!
About The Role You will... - 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
You have... - Graduating in Fall 2026 or Spring 2027
- Pursuing a B.S. or M.S. degree in Computer Science or related technical field (i.e. 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 26, 2026 - August 21, 2026
- June 22, 2026 - September 18, 2026
- Ability to relocate to Pittsburgh, PA
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
Why you’ll love working here…- Language learning opportunities
- Catered in-house lunches, breakfast, and dinner options
- Company-wide Hackathon
- PTO and company holidays
- Frequent company-wide dinners, monthly celebrations, social clubs, and so much more!
We invest in and support our Duos! Hourly Range For This Internship Is $50—$52 USD
Take a peek at how we care for our employees' holistic well-being with our benefits here.
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.
By applying for this position your data will be processed as per the Duolingo Applicant Privacy Notice.
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Job Tags
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