Job Summary:
eBay is a global ecommerce leader that is changing the way the world shops and sells. As a Lead CV Applied Researcher, you will lead a team of applied researchers and machine learning engineers to define and implement AI-driven solutions that enhance user experience and operational efficiency across eBay's platform.
Responsibilities:
• Build and lead a high-functioning team of applied researchers and machine learning engineers.
• Create a collaborative environment focused on delivery, accountability, and skill growth.
• Own the creation, management, and evolution of multimodal solutions used across company’s AI initiatives.
• Design structured processes for data acquisition, model training, and inference.
• Design, develop and improve large scale multimodal retrieval systems.
• Maintain high levels of model quality through both offline and online evaluations.
• Partner with internal teams and external providers to ensure that the right AI solutions and features are available for eBay use cases.
• Work with data scientists, engineers, and product managers to align AI solutions with eBay’s goals.
• Translate research and product needs into development plans and workflows.
• Create work plans that reflect team priorities and long-term objectives.
• Adapt quickly to changing needs while keeping the team focused on outcomes that matter.
• Establish and maintain clear standards for how data is collected, and models are trained and evaluations.
• Work with responsible AI teams to ensure model safety.
• Define key performance metrics for AI models.
• Maintain operational excellence standards for data pipelines and models in production.
Qualifications:
Required:
• Ph.D. in AI or equivalent research experience.
• Proficiency in Python and PyTorch for data processing, model training and inference.
• Expertise in Vision-Language Models and image/video retrieval.
• Deep understanding of key computer vision techniques for classification, image/video retrieval, 3D modeling, and Image/Video generation.
• Two years plus of experience as a tech lead or a manager of science/engineering teams.
• Comfortable coaching, and enabling team members to deliver high-quality work through clear direction, support, and collaboration.
• Detail oriented in how you work with data, models, documentation, and process.
• Ability to catch inconsistencies early, ensuring standards are consistently met across workflows and deliverables.
• Ability to clearly communicate with technical and non-technical teams, making complex issues easy to understand without oversimplifying.
• Ability to break down and clarify ambiguous problems, identify what’s missing, and help teams move toward practical, well-defined solutions.
Preferred:
• Bonus: experience with frameworks for large-scale multi-GPU training (e.g. PyTorch Lightening, Nemo etc.) and for large scale inference (TensorRT, vLLM)
Company:
eBay is a global online marketplace enabling users to buy, sell, and auction new or used items across various categories. Founded in 1995, the company is headquartered in San Jose, USA, with a team of 10001+ employees. The company is currently Late Stage.