In this talk we will share our experience of creating a transaction monitoring solution for the EVM-compatible networks. Starting from a standalone Rust application that queries the blockchain RPCs, and ending with a scalable solution that can handle thousands of transactions per second, we will cover all the steps that will explain how to catch the DeFi exploits before they happen. The technology stack is based on Apache Flink, a popular framework to perform stateful computations on streamin...
