My company (Loyalty New Zealand) just open sourced some parts of our &quot;Pipeline&quot; implementation. The Alchemy Framework <a href="https:&#x2F;&#x2F;github.com&#x2F;LoyaltyNZ&#x2F;alchemy-ether" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;LoyaltyNZ&#x2F;alchemy-ether</a> and <a href="https:&#x2F;&#x2F;github.com&#x2F;LoyaltyNZ&#x2F;alchemy-resource" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;LoyaltyNZ&#x2F;alchemy-resource</a> were implemented to by us to make a reliable scalable, based on AMQP (e.g. RabbitMQ). It has been in production for about a year but are still refining some parts.