Andrew Lombardi
Head Geek, Mystic Coders | Software Architecture Lead
Laguna Beach, California, United States
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Andrew Lombardi is a head geek at Mystic Coders, and serves as the head of architecture at Acubed, the Silicon Valley innovation center of Airbus, where he builds production systems that run on commercial aircraft — from ML-based food counting to in-flight entertainment analytics. Before aviation, he spent nearly five years at Twitter engineering tools for the $3B ads business. He's the author of four technical books including WebSocket (O'Reilly) and the Beginning Spring series (Apress), and has spoken at technology conferences in over a dozen countries. He also founded Mystic Coders 26 years ago, delivering solutions for clients including Walmart, USAA, Motorola, and Ubisoft.
Area of Expertise
Topics
Spring Boot and GraalVM: Lessons from 35,000 Feet
A real-world GraalVM retrofit story — from 4 microservices eating 3GB of RAM on aircraft hardware to a single native binary under 200MB. Production metrics, reflection hell, and what we'd architect differently from day one.
Offline-First at 35k Feet: When Your App Can't Call Home
Real lessons from building systems that must work reliably at 35,000 feet — CRDTs, peer-to-peer Bluetooth sync, chaos testing, and what happens when half the crew tablets can't reach the server 6.5 minutes before mandatory service.
Trust But Verify: When Coding Agents Go Rogue
Show of hands: who's approved an AI-generated PR without reading every line?
Real war stories from the trenches: 30-file explosions from "simple" requests, coding agents that delete code to fix failing tests, and the false confidence of "the AI wrote it." Live demo of LLM code generation gone wrong, plus practical strategies for maintaining code quality in the age of AI assistants.
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