If you're on the AWS platform, Lambda with SNS messages as triggers works really well. Nicely decoupled and mimics the ESB-like workflow a bit. You get monitori

If you're on the AWS platform, Lambda with SNS messages as triggers works really well. Nicely decoupled and mimics the ESB-like workflow a bit. You get monitoring out of the box. Apparently, AWS is also working on having SQS function as a trigger for Lambda steps. That would resolve some issues with retrying and deadletter boxing.