推荐算法工程师 - TikTok算法
Core
Optimizing recommendation and search algorithms for TikTok's short video products and Lemon8 platform, serving global users across core business scenarios.
Role type
Senior IC machine-learning engineer (recommendation systems)
Builds
Large-scale recommendation models, content cold-start mechanisms, and AI search/chatbot features for Lemon8 and TikTok.
Domain
Social media, short video, and content recommendation
Deliverable
production ML models
Required skills
C++, Python, Linux, machine learning, natural language processing, data mining, recommendation systems
Preferred skills
ACM/Topcoder competition experience, publications in ML/recommendation conferences
Technologies
Multi-Agent, Agentic RL, Harness, Loop Engineering
Responsibilities
Optimize full-link recommendation models (recall, coarse ranking, fine ranking, re-ranking); Tune content and user cold-start mechanisms; Collaborate with product and data analysts to analyze user behavior and implement optimization paths; Adapt and deploy cutting-edge industry technologies to business scenarios.
Seniority
Senior, hands-on IC