Migrating from Camunda 7 to Camunda 8 – Real Challenges (What Teams Don’t Expect)
Migrating from Camunda 7 to Camunda 8 is not a simple upgrade . It is a platform migration that impacts architecture, development approach, deployment, and operations . Many teams underestimate this transition and face unexpected production risks . In this blog, we’ll discuss the real challenges enterprises face when moving from Camunda 7 to Camunda 8 — based on practical project experience , not just documentation. 1️⃣ Camunda 7 vs Camunda 8: Not the Same Platform Camunda 7 Monolithic BPM engine Database-centric execution Java Delegates & External Tasks Tight coupling with application code Camunda 8 Distributed, event-driven architecture Zeebe broker + gateway Job Workers instead of Java Delegates Kubernetes-first platform 👉 Reality check: This is not a version upgrade . It’s a re-architecture . 2️⃣ BPMN Compatibility Is Not 100% Although both platforms support BPMN 2.0 , execution behavior differs. Common BPMN migration issues: Execution listeners are not supported Script tas...