# Staff AI Research Engineer

Hiring organization: [Duolingo](https://career.thegoodapps.co/organizations/duolingo)

Canonical page: https://career.thegoodapps.co/jobs/e94cfd6b-7511-4b99-b0c8-497339986e73

Listed on Duolingo's own careers site. Applications go to them directly.

- Seniority: Staff
- Location: New York, NY
- Salary: 220800 – 331200 USD per year

## Summary

Duolingo seeks an experienced AI Research Engineer to build machine learning systems balancing educational quality with revenue optimization on their Monetization team. This role suits researchers with broad ML expertise who can move ideas from conception through production while mentoring others and contributing to strategic decisions.

_Our summary, not Duolingo's wording._

## Skills named

Feature Engineering, Neural Networks, Reinforcement Learning

## Required

- Proven experience as an AI research engineer
- Experience training and fine-tuning large models in applied settings
- Advanced degree in Computer Science, Engineering, or related field focused on ML/AI, or equivalent experience
- Leadership and communication skills
- Deep understanding of machine learning concepts, frameworks, and best practices

## Nice to have

- Experience with LLMs, bandits, or computer vision
- Familiarity with latest ML developments

Apply on Duolingo's site: https://careers.duolingo.com/jobs/8610353002?gh_jid=8610353002