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智能销售算法工程师 - Commercial AI

北京💼 Full-time🗓 2026-09-28

Core

Develop and deploy large language models (LLMs) and AI agents to optimize international advertising sales, customer engagement, and revenue growth across e-commerce, gaming, and brand sectors.

Role type

Senior IC machine-learning engineer (LLM & AI Agents)

Builds

AI-driven sales tools, intelligent marketing agents, and CRM products for international merchants

Domain

International advertising, e-commerce, and AI-driven sales automation

Deliverable

production ML models

Required skills

Large language model training and inference, LLM post-training (SFT, RLHF, DPO), agentic RL, tool learning, ReAct, natural language processing, intent recognition, Python, PyTorch, TensorFlow, large-scale model optimization and deployment

Preferred skills

Experience with Agentic RL, tool learning, ReAct, NLP, search engines, recommendation systems, data mining, cross-functional collaboration in international teams

Technologies

LLMs, Agentic RL, SFT, RLHF, DPO, ReAct, PyTorch, TensorFlow, Python

Responsibilities

Research and implement efficient training/inference solutions for large-scale models; develop LLMs and agents for customer problem-solving, state understanding, and intelligent marketing; optimize semantic understanding and information extraction for CRM products; build customer personas and intelligent recommendation systems for sales conversion

Seniority

Senior, hands-on IC

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