Real-world RPC with RabbitMQ and Node.JS

tl;dr: use the direct reply-to feature to implement RPC in RabbitMQ. I'm currently working on a platform that relies heavily on RPC over RabbitMQ to move incoming requests through a chain of Node.JS worker processes. The high level setup for RPC is well described in RabbitMQ's documentation; let's steal their diagram: We grew our RPC client...