airhacks.fm podcast with adam bien Vibe Coding and AttendeesOverflowException
Sep 1, 2025
Stephan Janssen, founder of DevOps Belgium and a key player in the Java community, dives into the thrilling world of AI and developer tooling. He shares insights on the rapid ticket sellout for Devoxx Belgium and the challenges of event logistics. The discussion highlights Java's strengths in LLM code generation and innovative vibe-coding experiments with React and Angular. Stephan also emphasizes the importance of specifications for AI development and how local LLMs are transforming enterprise workflows, ushering in a renaissance of creativity in coding.
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Episode notes
Ticket Frenzy And Company Coordination
- Stephan describes how Devoxx Belgium tickets sold out within seconds amid 7,000 page views and coordinated company reservations.
- He explains companies reserve multiple combi tickets then release unused ones after 25 minutes, causing intense short spikes.
Devoxx As A Java AI Hub
- Stephan convinced Devoxx Belgium is the largest Java AI conference due to a dedicated GenAI track and many AI-focused sessions.
- He highlights Java-on-GPU talks, MCP, AI agents, and local LLM topics shaping the program.
Vibe Coding Mobile App Rebuild
- Stephan recounts his Vibe coding experiment: he rewrote the DevOps mobile app using only prompts and initially chose React without touching code.
- After two weeks he reached 90% but hit unfixable spaghetti, then restarted with Angular and achieved a 95% Vibe-coded working app.