📋 Job Overview

The role involves building a personalized recommendation backend system for WeChat's diverse content formats like public accounts, long videos, and short videos, ensuring high-performance and reliable global user experiences. Responsibilities include supporting algorithm implementation through sample flow construction for online model training, user profiling, and content indexing. Additionally, it entails developing backend services for content understanding, geographic location, and mini-program component retrieval to enable cross-scenario data interactions and functionalities.