推荐引擎高级工程师-Data
Core
Design and develop scalable, high-performance recommendation system components (feature, recall, DAG engines) for core business lines like Douyin, live streaming, and e-commerce.
Role type
Senior IC recommendation system architect
Builds
Feature engines, recall engines, DAG engines, serialization protocols, calculation subsystems, and DSL systems for recommendation platforms
Domain
Internet / Recommendation Systems
Deliverable
production ML models
Required skills
C++, Python, recommendation system architecture, high-performance computing, system stability mechanisms, DSL design
Preferred skills
experience with search/ad infrastructure, ability to abstract common solutions from diverse business needs, balancing standardization with personalization
Technologies
C++, Python, DAG, serialization protocols
Responsibilities
Design and implement flexible, scalable, and stable recommendation engine components; optimize online/offline data stream performance; build common components to support new product incubation; develop tools to ensure engine stability and improve R&D efficiency.
