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Lead AI/ML Engineer at Sephora

Company: Sephora USA

Location: mississauga, London

Posted: June 06, 2026

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Position Details

Transform the beauty industry with Sephora as a Lead Engineer focusing on AI and Machine Learning. Drive innovative projects and develop scalable ML systems in a collaborative environment.
Sephora is seeking a Lead Engineer with strong expertise in AI/ML. This senior role requires over five years of hands-on machine learning experience and at least three years in deploying LLM-powered applications. You will craft and optimize production-grade AI systems, ensuring efficient code and mentoring the engineering team for elevated performance.
Key Responsibilities:
• Create scalable production-grade AI/ML systems
• Own ML solution lifecycle and optimization processes
• Ensure rapid deployment with clean code practices
• Collaborate across teams to define AI project scope
• Mentor ML engineers to improve team effectiveness
Requirements:
• 5+ years in machine learning engineering
• 8+ years in software development using Python
• 3+ years of LLM application depl...