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Machine Learning Engineer Graduate (E-Commerce Recommendation Mall) - 2027 Start (PhD)

Seattle, United States of America💼 Full-time🗓 2026-09-28

Core

Researching and evolving e-commerce recommendation systems using generative AI, LLMs, and agentic architectures to enhance personalization and long-term user value.

Role type

PhD-level research scientist (generative recommendation & LLMs)

Builds

Next-generation generative recommender systems, agentic recommendation architectures, and long-term value modeling algorithms for TikTok's e-commerce platform.

Domain

E-commerce, Generative AI, Large Language Models, Reinforcement Learning

Deliverable

production ML models

Required skills

Generative models, Large Language Models (LLMs), Reinforcement Learning, Recommender systems, Information retrieval, Python, Deep learning frameworks (PyTorch/TensorFlow/JAX), GPU optimization

Preferred skills

Live commerce experience, Generative recommendation, Multimodal foundation models, Causal inference, Long-sequence user behavior modeling, Top-tier conference publications (NeurIPS/ICML/ICLR/KDD/ACL/CVPR/SIGIR/RecSys)

Responsibilities

Drive evolution from discriminative to generative paradigms; leverage LLMs and RL for semantic understanding; build self-evolving agentic recommendation systems; model long-term value and user experience.

Seniority

PhD, Research Scientist

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