Applied Researcher
Core
Conduct applied research on Generative AI and foundation models to develop new approaches and translate them into scalable capabilities for eBay's global marketplace.
Role type
Applied Researcher, Generative AI (Individual Contributor)
Builds
Next-generation Generative AI capabilities and products powering intelligent experiences at global scale
Domain
Ecommerce, Generative AI, Foundation Models
Deliverable
production ML models
Required skills
PhD in CS/ML/AI/CL, hands-on research in LLMs/multimodal models/NLP/agents/post-training/reinforcement learning/retrieval, strong Python programming, modern ML frameworks (PyTorch), experimental design, model training and fine-tuning
Preferred skills
Experience applying research to real-world problems, production ML systems experience
Technologies
Python, PyTorch, LLMs, multimodal models, agents, reinforcement learning
Responsibilities
Research, develop, and evaluate new approaches for Generative AI and foundation models; Design and run rigorous experiments across LLMs, multimodal models, agents, and post-training; Develop models and prototypes to translate research into scalable production systems; Build and improve methods for model training, fine-tuning, and evaluation using feedback; Work with large-scale data to formulate problems and measure impact; Collaborate across teams and contribute to the scientific community via publications or open-source work
Seniority
Senior, hands-on IC
