Real-Time Exactly-Once Ad Event Processing with Apache Flink and Kafka

Real-Time Exactly-Once Ad Event Processing with Apache Flink and Kafka

摘要

Uber recently launched a new capability: Ads on UberEats. With this new ability came new challenges that needed to be solved at Uber, such as systems for ad auctions, bidding, attribution, reporting, and more. This article focuses on how we leveraged open source technology to build Uber’s first “near real-time” exactly-once events processing system. We’ll dive into the details of how we achieved exactly-once processing as well as the inner workings of our event processing jobs.