The BEAM virtual machine. Its has lightweight isolated processes, message passing, supervisors, hot-ish runtime introspection, and fault containment are not libraries bolted on later. They are the substrate. not an after thought.
if you are build an app that needs the following:
+ many concurrent users
+ real-time UI
+ background jobs
+ workflows
+ stateful sessions
+ distributed events
+ failure isolation
+ “this thing should keep running for months”
if you are build an app that needs the following: + many concurrent users + real-time UI + background jobs + workflows + stateful sessions + distributed events + failure isolation + “this thing should keep running for months”
You're going to want the thing built on the BEAM.