AI Speech Research Engineer — High-Impact & Equity

Duolingo; New York (NY); On-site; USD 221,000 - 331,000; Full time

Benefits offered by this job

Equity compensation

Job summary

Duolingo is seeking an experienced AI Research Engineer to join the Speech team. You will work on ASR, TTS, and speech-to-speech models, developing and training large-scale neural networks, and collaborating with product teams to align models with company objectives.

You will lead and mentor teammates, stay current with ML advances in speech, and help drive strategic decisions. Compensation includes base salary plus equity; the interview process accommodates accessibility needs.

Qualifications

• Proven experience as an AI research engineer in speech recognition, TTS, or related fields.
• Strong background in training and fine-tuning large models in applied settings.
• Advanced degree in CS/Engineering or related field, or equivalent experience.

Responsibilities

• Join a full-stack team of frontend, backend, and other AI Research engineers.
• Contribute to the development and training of speech models and large-scale neural network models.
• Collaborate with cross-functional teams to understand their needs, to align the models’ outputs with company objectives.
• Participate in and help drive strategic product and business decision making as a member of the Speech leadership group.
• Stay up-to-date with the latest developments in machine learning, particularly in speech models, and apply this knowledge to drive advancements in our projects.
• Mentor team members, providing guidance and support in their professional development.
• Ensure the delivery of high-quality, scalable, and efficient machine learning solutions.

Skills

AI research engineering

Speech modeling

LLMs

Model training & fine-tuning

Leadership

Communication

Machine learning concepts

Education

Advanced degree in CS/Engineering

Tools

ML frameworks

Job description

Duolingo is seeking an experienced AI Research Engineer to join the Speech team. You will work on ASR, TTS, and speech-to-speech models, developing and training large-scale neural networks, and collaborating with product teams to align models with company objectives.

You will lead and mentor teammates, stay current with ML advances in speech, and help drive strategic decisions. Compensation includes base salary plus equity; the interview process accommodates accessibility needs.