机器学习工程师（J95025）
Core
Develop strategies for commercial ad search targeting and recommendation, leveraging large-scale semantic and graph models to optimize query-ad matching efficiency and recall accuracy.
Role type
Senior Machine Learning Engineer (Search/Recommendation/Ad Tech)
Builds
Production ad matching and relevance models for commercial search
Domain
Internet / Search & Advertising / Large Language Models (LLM)
Deliverable
production ML models
Required skills
C/C++, Python, Linux/Unix development, Search algorithms, Recommendation systems, Graph models, AIGC/LLM generation, Recall optimization
Preferred skills
Commercial ad retrieval systems, Calculation advertising, Business growth analysis
Responsibilities
Optimize ad matching model accuracy and relevance model for user experience, Analyze strategy gaps to drive business growth via technical solutions, Improve commercial CPM by exploring system and business opportunities
Seniority
Senior, hands-on IC
