Lead Generative AI research and production deployment for Wayfair Customer Service, architecting agentic systems and proprietary language models at enterprise scale.

As a Machine Learning Scientist III, you will define technical roadmaps for customer service intelligence. You will design multi-agent frameworks, domain-adapted LLMs, and LLMOps infrastructure. The work combines NLP expertise, production delivery, mentorship, and cross-functional technical leadership.

Key Responsibilities:

- Define Generative AI roadmaps and Customer Service architecture
- Architect, fine-tune, and evaluate foundation models
- Drive scalable inference optimization and ML lifecycle standards
- Design evaluation ecosystems for safety and task completion




- Mentor scientists and lead technical design reviews

Requirements:

- Required experience based on PhD, MS, or quantitative STEM BS
- Track record delivering complex AI systems at production scale
- Deep expertise in transformers, RAG, and fine-tuning paradigms
- Expert Python, containerization, and distributed inference skills
- Experience with monitoring, guardrails, and stakeholder communication

Bring Generative AI, NLP, systems design, and production LLMOps expertise to Wayfair’s Customer Service organization.

📌 Senior Generative AI Scientist (Toronto)
🏢 Wayfair
📍 Toronto