微信-大数据 Infra 开发工程师
Core
Develop and optimize underlying data infrastructure for WeChat to support BI, search/advertising, and large model training scenarios.
Role type
Senior IC Big Data Infrastructure Engineer
Builds
Distributed computing engines, lakehouse storage systems, and AI data processing pipelines
Domain
Big Data Infrastructure / AI Infrastructure
Deliverable
production ML models
Required skills
Distributed computing engines (Spark/Flink/Ray), Lakehouse formats (Iceberg/Lance), Java/Scala/C++/Rust/Python, Data structures and algorithms
Preferred skills
Source code reading, Performance tuning, Open source contribution
Technologies
Spark, Flink, Ray, Iceberg, Lance
Responsibilities
Develop and optimize data infrastructure for BI, search, and large model training; Customize and optimize distributed computing engines; Build and evolve lakehouse storage systems; Construct AI data processing pipelines; Track and implement frontier Big Data and AI Infra technologies
Seniority
Senior, hands-on IC
