TouK Nussknacker – creating Flink jobs with GUI

on YouTube ↗35m

" summary

TouK Nussknacker is a GUI platform that builds real Flink jobs from a model jar and JSON process definitions, used in production for ~1 year at a large Polish telco for real‑time marketing and fraud detection. Architecture: separate Flink job per process, model code packaged in a custom jar, expressions evaluated with Spring Expression Language, and tests run on an embedded Flink mini‑cluster. Demo features include replay last N Kafka messages for test inputs; single processes reach ~125k events/sec. API is still evolving.

AI-written summary · about

" chapters (7)

1. 0:00Introduction and motivation
2. 3:11Project assumptions and design
3. 11:53Testing and deployment workflow
4. 16:10Live demo walkthrough
5. 24:30Use cases and production experience
6. 29:07Roadmap and future plans
7. 32:44Q&A session

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