AI Research Intern

Duolingo; New York (NY); On-site; USD 92,000 - 95,000; Full time

Benefits offered by this job

Language learning opportunities

Company-wide Hackathon

PTO and holidays

Job summary

Duolingo in New York, NY invites a research-focused AI intern for Summer 2027. You will join a cross-functional team to explore real-world datasets, prototype models, and contribute to product features.

Eligible candidates are PhD students in AI/ML/NLP, expected to graduate by Aug 2028. The internship runs 12 weeks from May 24 to Aug 13, with relocation options to Pittsburgh or New York; onsite with learning benefits.

Qualifications

• Pursuing a PhD in AI/ML/NLP with expected completion by 2028.
• Graduation expected by August 2028.
• Strong portfolio of research or AI internships/publications.

Responsibilities

• Apply AI methods to massive real-world datasets.
• Prototype new models, evaluate with small scale experiments, and/or productionize solutions at scale.
• Work with a cross-functional team of researchers, engineers, and others to build new product features or publish state-of-the-art findings.
• Solve our most ambitious problems with the right tool for the task.
• Collaborate cross-functionally to bring your ideas to life in the product.
• Identify problems, prototype solutions, evaluate their return on investment, and then implement the best solution at scale to improve learners' lives.

Skills

Python

Java

Scala

C/C++

Research

Education

Pursuing a PhD in AI/ML/NLP

Graduation by Aug 2028

Tools

Python

Java

Scala

C/C++

Job description

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.

You Will...

• Apply AI methods to massive real-world datasets

• Prototype new models, evaluate with small scale experiments, and/or productionize solutions at scale

• 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

• Solve our most ambitious problems with the right tool for the task

• Collaborate cross-functionally to bring your ideas to life in the product

• 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

You Have...

• Pursuing a PhD in artificial intelligence, machine learning, natural language processing, or related field

• Graduation expected by August 2028

• Contributions to research communities and efforts, including publishing papers at conferences such as ACL, CVPR, EDM, ICML, NeurIPS, etc.

• A portfolio of impactful work, in the form of (for example) publications, open-source projects, or AI internships

• Experience implementing AI systems in Python, Java, Scala, or C/C++ (i.e., not just R or MATLAB)

• A creative, interdisciplinary, and entrepreneurial approach to R&D

• Strong debugging and critical thinking skills

• 12 week consecutive availability

• May 24, 2027 - August 13, 2027

• June 14, 2027 - September 3, 2027

• Ability to relocate to Pittsburgh, PA or New York, NY

What you can expect...

• Language learning opportunities

• Catered in-house lunches, and breakfast and dinner options

• Company-wide Hackathon

• PTO and company holidays

• Frequent company-wide dinners, monthly celebrations, social clubs, and so much more!

Hourly Range for this internship is: $67—$69 USD