0017 eBay Canada Technology

Applied Machine Learning Researcher at eBay

📍 Location
toronto, on
⏰ Job Type
Full-time
📅 Posted
June 18, 2026
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Job Description

Drive cutting-edge machine learning solutions as an Applied Researcher at eBay. Focus on optimizing advertising systems using your expertise in data analysis and advanced modeling techniques.
At eBay, we're leading the evolution of ecommerce, and the Advertising team is at the forefront of this transformation. As a senior role, you will manage end-to-end machine learning systems, leveraging massive datasets to enhance ad performance. Your contributions will significantly impact advertiser success and market positioning through advanced techniques in recommendation models, auction optimization, and causal inference.
Key Responsibilities:
• Own design and deployment of ML systems for advertising
• Translate business challenges into defined ML problems
• Innovate with LLMs and recommendation systems
• Collaborate across teams to shape advertising strategy
• Drive impact through research and represent eBay externally
Requirements:
• Ph.D. with 5+ years or M.S. wi...

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