Senior AI Engineering Manager

Duolingo is looking for a Senior AI Engineering Manager to lead the Video Call Model Team, responsible for building AI models that power real-time communication experience. The team develops and maintains in-house speech-to-text, text-to-speech, and small fine-tuned LLM models.

Requirements

• Lead and mentor an 8–10 person team of ML engineers and researchers
• Drive the technical roadmap for AI models, from research prototyping to production deployment
• Oversee end-to-end ML model development, ensuring models meet performance, latency, scalability, and reliability requirements
• Collaborate cross-functionally with product, design, and infrastructure teams to translate product requirements into effective ML solutions
• Establish strong ML engineering practices, including experimentation pipelines, model training workflows, evaluation benchmarks, and deployment standards
• Ensure production excellence by maintaining monitoring systems, establishing metrics, and driving continuous improvements to model quality and user experience
• Promote innovation by encouraging the team to explore new research ideas, technologies, and optimizations relevant to speech, audio, and language models
• Foster an inclusive, high-performing team culture rooted in collaboration, ownership, and technical excellence

Benefits

• Generous Paid Time Off
• 401k Matching
• Retirement Plan
• Tuition Reimbursement
• Relocation Assistance