Senior Machine Learning Engineer (CV/NLP/Multimodal/LLM/Agent)-E-Commerce Government

Build and optimize AI algorithms for e-commerce governance, including risk/violation/low-quality detection across products, shopping videos, live broadcasts, merchants, and creators. Work on multimodal NLP/vision/graph/LLM and agent-based systems, improving large-scale model training (instruction fine-tuning, CoT, alignment) and reinforcement-learning-based audit scheduling to enhance quality and efficiency. Develop data and graph platforms supporting e-commerce content understanding and fraud discovery at scale.