Save Big on Coursera Plus. 7,000+ courses at $160 off. Limited Time Only! Grab it Explore how Bloomberg's Order Management Systems (OMS) leverage RabbitMQ in this conference talk from RabbitMQ Summit 22. Discover the complex topologies required to meet critical service-level requirements for performance, reliability, scalability, and client isolation in trading systems. Learn about the evolution of OMS topologies, common problems encountered, and solutions implemented. Gain insights into the use of RabbitMQ for OMS applications, the adoption of amqpprox, and the externalization of application configurations. Understand the challenges faced as virtual hosts became bloated and workflows expanded. The talk covers the structure of an OMS, Bloomberg's specific implementation, reasons for choosing RabbitMQ, and future plans. Conclude with a Q&A session addressing audience queries on managing RabbitMQ at scale in a critical trading environment.