广告架构工程师-Ads Infra
Core
Design and implement the architecture for Douyin's ad algorithm services (recall, coarse/fine ranking, creative selection) and commercial search systems to support billion-level candidate sorting and high-throughput, low-latency inference.
Role type
Senior IC Ads Infrastructure Engineer (Ads Infra)
Builds
High-performance ad ranking frameworks, real-time deep learning inference systems, and distributed storage/indexing services for ad targeting.
Domain
Internet Advertising, Distributed Systems, Deep Learning Engineering
Deliverable
production ML models
Required skills
C++, Golang, Java, Linux, Data Structures & Algorithms, System Design, Distributed Systems, Deep Learning Frameworks, Real-time Training, Online Inference, Indexing Systems, High Availability Architecture, Resource Allocation
Preferred skills
Experience with Ad Systems, Search Engines, Personalized Recommendation Systems, Big Data Frameworks
Responsibilities
Design and implement ad algorithm service architectures for recall and ranking; Build deep learning capabilities for real-time training and online inference; Optimize commercial search storage systems for billion-level filtering; Design high-performance sorting strategy frameworks; Build platforms for latency management, degradation handling, and compute allocation.
Seniority
Senior, hands-on IC
