Duolingo
Data Scientist, Intern (PhD)
New York, NY +3 · Internship · Posted Oct 15, 2026
- Location
- New York, NY
Pittsburgh, PA
New York, New York, United States
Pittsburgh, Pennsylvania, United States - Experience
- PhD program: at least third year; ideally planning to graduate in Fall 2027 or Spring/Summer 2028. Prior large-dataset analysis experience required.
- Education
- Pursuing a PhD in a quantitative field (e.g. Economics, Finance, Statistics, Math, Linguistics, Computer Science, Computational Social Science, ML/AI).
About the job
Use data science and advanced analytics to understand user behavior, evaluate product experiments, and inform product decisions and business outcomes.
What you'll do
- Derive insights and estimate the impact of potential features using analytical methods, causal inference, machine learning, and AI.
- Evaluate product experiments and collaborate with product and engineering teams on solutions.
- Present findings and recommendations to senior management.
What they ask for
- Pursuing a PhD in a quantitative field and be at least in the third year of the program.
- Experience analyzing large datasets, communicating findings to technical and non-technical senior audiences, and making actionable recommendations.
- Skilled in SQL, R or Python, and/or statistical methods for behavioral data analysis.
- Able to relocate to Pittsburgh or NYC for the internship.
Nice to have
- Experience with BigQuery, Snowflake, and/or dbt; business-question framing that leads to product recommendations.
- Familiarity with AI tools such as Cursor and prompt engineering; applied-business experience, self-starter qualities, or a GPA of 3.5+.
Pay
$63–$65 USD per hour (hourly internship range)
Tools
SQL, R, Python, BigQuery, Snowflake, dbt, Cursor
AI focus
Apply machine learning and AI to model user behavior and estimate feature impact; familiarity with AI tools and prompt engineering is a plus.
Model-written summary · the original posting is authoritative