Data Scientist Intern (PhD or Masters)

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.

About the role You will...

Derive insights from data to influence product roadmaps and drive business results

Apply advanced analytical methods, structural approaches, causal inference, and / or machine learning and AI to model user behavior and estimate the impact of potential new feature implementations, and collaborate with product and engineering teams to develop solutions

Evaluate product experiments to create and improve user experiences

Communicate and present findings and recommendations to senior management

Help preserve our culture of fact-based decision-making as we scale

You have...

Pursuing a Masters or PhD degree (in at least the third year of PhD program) in a quantitative field (e.g. Economics, Finance, Statistics, Math, Linguistics, Computer Science, Computational Social Science, ML / AI), ideally planning to graduate in Spring / Summer 2027

Strong understanding of consumer digital products and an interest in applying advanced analytics and economics to business outcomes

Previous experience analyzing large datasets and communicating results to technical and non-technical senior-level audiences

Skilled in SQL, R or Python, and / or statistical methods to analyze behavioral data

Enthusiasm for learning and sharing analytical methods to help grow a collaborative Data Science team and data-forward company culture

Able to relocate to Pittsburgh or NYC for the internship

Exceptional candidates will have...

Experience with "big data" and cloud computing technologies like BigQuery, Snowflake, and / or dbt

Experience articulating business questions and using available data to find answers that translate into product recommendations

Self-starter, with a desire both to learn new techniques and guide others

Previous experience / internships in applied business settings

Familiarity with AI tools such as Cursor, a knack for prompt engineering, and a desire to continue to innovate and learn in AI.

Why you'll love working here...

Language learning opportunities

Catered in-house lunches and breakfast

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 :

$58 — $60 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.

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