Machine Learning Engineer, Global E-Commerce (ETA, Pricing & Conversion)

Build large-scale, consumer-facing ML systems for global e-commerce, connecting shopping discovery to physical fulfillment. Work on end-to-end ETA prediction using the proprietary OneTrans model, intelligent shipping and pricing via causal inference, and conversion-focused search/recommendation ranking with dynamic impression allocation. Innovate with domain-specific LLM training (CPT, SFT, RL) and deploy AI Agents to diagnose and resolve complex user and operational issues.