Node would work well since it's designed to support async patterns. You're right that the challenge is the polling model that you have to implement when using M

Node would work well since it's designed to support async patterns. You're right that the challenge is the polling model that you have to implement when using MongoDB as the queue. To get throughput, you may have to use it as a journal and implement the queue within your process. Check out Kestrel on GitHub for an example.