Senior Machine Learning Engineer (CV/NLP/Multimodal/LLM) -E-commerce Governance

Build AI governance capabilities for e-commerce by developing and optimizing large-scale multimodal models across NLP, vision, multimodal understanding, search, graph learning, and LLM applications. Own risk, fraud, and low-quality detection algorithms for products, shopping cart videos, live broadcasts, and related public opinion content. Work on instruction fine-tuning, alignment, reinforcement learning, and graph learning infrastructure to improve audit quality and efficiency.