AI Research Intern (PhD)
Duolingo University RecruitmentNew York, NY; Pittsburgh, PA
internPosted 6 Nov 2026
Skills in this posting
- python
- java
- c++
- scala
- matlab
- machine learning
About the role
<p>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!</p>
<p>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.</p>
<p>Join our life-changing mission to develop education for our half a billion (and growing!) learners around the world.&nbsp;</p>
<p>Read <a href="https://blog.duolingo.com/?utm_source=greenhouse.com&amp;utm_medium=referral&amp;utm_campaign=generalblog_gh_091224">our blog</a> to learn more.</p>
<hr>
<p><strong>🧠&nbsp; You Will...</strong></p>
<ul>
<li>Apply AI methods to massive real-world datasets</li>
<li>Prototype new models, evaluate with small scale experiments, and/or productionize solutions at scale</li>
<li>Work with a cross-functional team of world class researchers, engineers, and others to build new product features and/or publish state-of-the-art findings</li>
<li>Solve our most ambitious problems with the right tool for the task</li>
<li>Collaborate cross-functionally to bring your ideas to life in the product</li>
<li>Identify problems, prototype solutions, evaluate their return on investment, and then implement the best solution at scale to improve the lives of our millions of learners each day</li>
</ul>
<p>&nbsp;</p>
<p><strong>✅&nbsp; You Have...</strong></p>
<ul>
<li>Pursuing a PhD in artificial intelligence, machine learning, natural language processing, or related field</li>
<li>Graduation expected by August 2028</li>
<li>Contributions to research communities and efforts, including publishing papers at conferences such as ACL, CVPR, EDM, ICML, NeurIPS, etc.</li>
<li>A portfolio of impactful work, in the form of (for example) publications, open-source projects, or AI internships</li>
<li>Experience implementing AI systems in Python, Java, Scala, or C/C++ (i.e., not just R or MATLAB)</li>
<li>A creative, interdisciplinary, and entrepreneurial approach to R&amp;D</li>
<li>Strong debugging and critical thinking skills</li>
<li>12 week consecutive availability
<ul>
<li>May 24, 2027 - August 13, 2027</li>
<li>&nbsp;June 14, 2027 - September 3, 2027</li>
</ul>
</li>
<li>Ability to relocate to Pittsburgh, PA or New York, NY</li>
</ul>
<p>&nbsp;</p>
<p><strong>⭐&nbsp; What you can expect...<br></strong></p>
<ul>
<li>Language learning opportunities</li>
<li>Catered in-house lunches, and breakfast and dinner options</li>
<li>Company-wide Hackathon</li>
<li>PTO and company holidays</li>
<li>Frequent company-wide dinners, monthly celebrations, social clubs, and so much more!</li>
</ul>
<p><strong>&nbsp;</strong></p>
<hr><div class="content-pay-transparency"><div class="pay-input"><div class="description"><p><em>Connect with your recruiter on the benefits for interns at Duolingo!</em></p></div><div class="title">Hourly Range for this internship is:</div><div class="pay-range"><span>$67</span><span class="divider">&mdash;</span><span>$69 USD</span></div></div></div>
From Duolingo University Recruitment's careers page on Greenhouse. See the original posting. OneProfile isn't the employer and doesn't take applications; you apply on their site.
