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...
We’re looking for an outstanding technical leader in Data Science who specializes in product analytics, statistical modeling/machine learning, and causal inference to advance data-centric decision-making at Duolingo. The ideal candidate will collaborate closely with leadership in Engineering, Product Management, and Learning (Video Call with Lily) to develop and deliver metrics, attribution models, and actionable business analyses. They will evangelize scientific methods and influence strategic business decisions, with an appreciation for the behaviors of Duolingo users. They will be a strong advocate and mentor for the Data Science & Analytics team and help advance their learning, creativity, and growth.
You will...
- Lead the cycle of turning ideas into production-grade data science solutions, ensuring long-term viability and robustness.
- Apply advanced analytical methods, causal inference, machine learning, and AI to model user behavior, and partner with product and engineering teams to build scalable business frameworks and solutions.
- Drive the data lifecycle: Understand, extract, transform, and validate data across multiple sources via relevant tools (e.g., SQL, R, Python).
- Partner with data engineers and business intelligence to turn insights into data products (e.g. data pipelines, algorithms, self-service dashboards).
- Communicate findings effectively to executive partners and collaborate with product teams to integrate insights into strategy and decision-making.
- Stay on top of developments in statistical methods and LLMs, and drive continuous improvement in internal tools and analytical practices at Duolingo.
- Provide guidance and mentorship to junior data scientists, encouraging an environment of excellence, innovation, and collaboration.
You have...
- Bachelor’s degree in a relevant field (e.g., Data Science, Economics, Business Analytics, Information Systems, or a related quantitative field).
- 5+ years of work experience using analytics to solve product or business problems, coding (e.g., Python, R, SQL), querying databases, and statistical modeling.
- Outstanding problem-solving abilities and the capacity to translate complex data into actionable insights.
- Excellent verbal and written communication skills with the ability to collaborate effectively with both technical and non-technical partners.
- Able to relocate to and work in our New York office.
Exceptional candidates will have...
- Advanced degree in Data Science, Economics, Statistics, or an equivalent quantitative field.
- Strong experience in developing and implementing an analytic vision to solve business-relevant problems.
- Ability to lead multiple complex work streams and develop partnerships across organizational boundaries.
- Experience with "big data" and cloud computing technologies like Redshift, Snowflake, BigQuery.
- Effective storytelling ability with experience leading business conversations with senior leadership.
- Experience training machine learning models and deploying them in production.
- Familiarity with AI tools such as Cursor, a knack for prompt engineering, and a desire to continue to innovate and learn in AI.
- Experience at a high-growth company that has undertaken an IPO.
- An impressive Duolingo XP or streak!
We post a multi-level salary range for all of our roles.
This is not inclusive of the rest of our awesome portfolio that includes equity compensation and world-class benefits. Our salary ranges are the same for all US locations. Your recruiter can share more details about the range for a specific level during the hiring process. The actual salary within the range is determined by many factors including but not limited to, skills, experience, education, and internal equity.
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 [email protected].
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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Top Skills
What We Do
Duolingo is a language-learning education platform that offers 98 total courses across nearly 40 distinct languages.
Duolingo is the world’s most popular way to learn a language. Our mission is to develop the best education in the world and make it universally available. Some of our products include:
1. Duolingo: The free, fun, and effective way to learn a language!
2. DET (Duolingo English Test): A modern language proficiency tool designed for today's international students and institutions. It offers an English proficiency score, video interview, and writing sample in an accessible, efficient, and secure testing experience.
3. Duolingo Math: An app that can make math be fun. For everyone. Students can focus on elementary math, which covers classroom topics, or adults can focus on brain training, which strengthens mental math skills and covers more advanced topics.
4. Duolingo ABC: An educational learning app that offers immersive lessons to teach preschool to second grade kids reading fundamentals.
Founded in 2011 by Luis von Ahn and Severin Hacker, Duolingo is the most downloaded education app in the history of the App Store and in 2019 became the top-grossing education app worldwide. The app has been awarded Apple's iPhone App of the Year and Android's Best of the Best.
Learning a new language used to be expensive; we believe it should be free. Over 1.2 billion people are learning a second language and most of them are learning English to improve their lives.
Learning a new language is hard; we believe it can be fun. We use bite-sized lessons that feel like playing a game to keep our learners motivated.
With over 500 million learners we have unprecedented data insights on how people learn. Our teams of language learning scientists, machine learning engineers, and AI experts use this data to constantly improve our effectiveness. We’re building a future in which the highest-quality education is accessible to all.
Duolingo has been named:
2022 Fast Company’s Best Workplaces for Innovators
2022 Fast Company 10 Most Innovative Education Company
2021 Forbes Best Startup Employers
2020, 2018, 2017, 2013 Most Innovative Company by Fast Company
2020 Best Machine Learning Startups for by Glassdoor
2018 Inc. Best Places to Work
2018 Entrepreneur Top Company Culture List
University Program Awards:
2022 Handshake Early Talent Award
2022 Untapped Top Internship Programs
2022 OneReq Internship Program Trailblazer Award
Why Work With Us
Our global team works together to make language learning fun, free, and effective for anyone who wants to learn, wherever they are. Best of all, you get to work alongside Duo (literally)!
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