后端研发工程师（搜索） - 抖音研发
Core
Design and develop high-concurrency search systems and LLM applications for Douyin's search products, focusing on performance, stability, and security.
Role type
Senior Backend Engineer (Search & LLM)
Builds
Douyin search products, AI search features, and LLM-integrated search experiences
Domain
Consumer media, Search, Large Language Models
Deliverable
production ML models
Required skills
High-concurrency system design, Performance optimization, System stability engineering, Search architecture governance, LLM application integration, Security architecture design, Vulnerability analysis, Privacy protection, Algorithm implementation, Linux development
Preferred skills
Experience with mainstream search engines, LLM engineering experience
Technologies
C, C++, Golang, Java, Linux
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