Vertexclique - Blog

Louis looking out of a window

Louis looking out of a window

vertexclique

Theo M. Bulut
Germany

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A decade deep in data systems, databases, distributed systems and ML. I’m an Engineering Director/Manager, a hacker at heart, and a firm believer in sharing knowledge.

Burn After Reading: Sandboxed drop-in JS Runtime

AI writes code now, and somebody has to run it. Why Afterburner exists: a sandboxed JavaScript runtime that takes its engine metaphor seriously, a sovereign package ecosystem, and near full Node 26 compatibility.

Fitting a Query Engine in Three Cache Lines

Why the bytecode that powers your analytical queries is smaller than a tweet, and why that matters more than you think.

Kovan: From Production MVCC Systems to Wait-Free Memory Reclamation

How years of building production concurrent systems led to implementing Crystalline, a wait-free memory reclamation scheme that eliminates tail latency and unbounded memory growth.

The Halberd Join System: Powering On-Premise AI by Mastering Local Data Joins

Joining massive local datasets is the Achilles' heel of on-premise AI and lakehouse strategies. Discover how the Halberd join system conquers this challenge, unlocking insights without data leakage.

Morsels, Compilation, and People

Why and why now?