AI Research Engineer (New PhD) — High-Impact ML

Inested; New York (NY); On-site; USD 138,000 - 186,000; Full time

Benefits offered by this job

Language learning opportunities

Catered in-house lunches and breakfast

Company-wide Hackathon

PTO and company holidays

Frequent company-wide dinners

Job summary

Duolingo is hiring a Ph.D.-level researcher to tackle ambitious education-focused problems. You will collaborate across teams to prototype solutions, evaluate ROI, and implement the best approaches at scale for millions of learners. A strong, interdisciplinary R&D mindset is essential, along with a publication or open-source track record.

Relocation to Pittsburgh, PA or New York, NY is required. Duolingo offers language learning opportunities, catered meals, annual PTO, and frequent company

Qualifications

• You have an Ph.D. in computer science or related technical field (or expect to by August 2027).
• A portfolio of impactful work, in the form of publications, open‑source projects, or AI internships.
• Ability to relocate to Pittsburgh, PA or New York, NY.
• A creative, interdisciplinary, and entrepreneurial approach to R&D.
• Strong debugging and critical thinking skills.

Responsibilities

• 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.
• Share your findings both within Duolingo as well as to the broader research community.

Skills

Portfolio of impactful work

Strong debugging

Critical thinking

Relocation ability

Education

Ph.D. in computer science or related field

Job description

Duolingo is hiring a Ph.D.-level researcher to tackle ambitious education-focused problems. You will collaborate across teams to prototype solutions, evaluate ROI, and implement the best approaches at scale for millions of learners. A strong, interdisciplinary R&D mindset is essential, along with a publication or open-source track record.

Relocation to Pittsburgh, PA or New York, NY is required. Duolingo offers language learning opportunities, catered meals, annual PTO, and frequent company