广告后端研发工程师（北京/上海/品牌广告） - 内容消费与非闭环营销
Core
Backend R&D engineer for brand advertising monetization across Byte's ecosystem (Douyin, Toutiao, etc.), focusing on ad bidding, ranking, ROI optimization, and AI-driven creative generation.
Role type
Senior IC backend engineer (advertising & AI)
Builds
High-concurrency ad delivery systems, bidding/ranking engines, and AI/Agent infrastructure for brand campaigns
Domain
Digital advertising, content consumption, non-closed-loop marketing
Deliverable
production ML models
Required skills
High-concurrency system design, ad bidding & ranking algorithms, deep learning (sequence modeling, sparse conversion), LLM/Agent development, multi-objective optimization, system architecture iteration
Preferred skills
Experience with 5A marketing science, RAG/Multi-Agent frameworks, large-scale creative automation
Technologies
Large Recommend Model, RAG, Multi-Agent, DPA, QCPX
Responsibilities
Optimize ad bidding and ranking mechanisms for brand campaigns; Build and maintain high-availability ad delivery systems; Iterate engineering architecture for ad serving pipelines; Develop Agent engineering capabilities (Harness, Skill, Prompt, RAG)
Seniority
Senior, hands-on IC
