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Systems, markets, and shipping AI.
Notes from the work — distributed systems, market microstructure, and production LLM engineering.
3 posts
Dynamic Prompt Composition: Lessons from Shipping LLM Analysis in Production
Runtime-composed prompts, configuration-driven analysis, and keeping output stable when every user defines the schema. What actually breaks at scale.
ReadAnatomy of a Limit Order Book: Building Price-Time Priority in C++
How a matching engine decides which order fills first — and why the data structure choice matters at sub-microsecond latency.
ReadExactly-Once Processing in Kafka: What It Actually Means
Idempotent producers, transactional APIs, and why 'exactly-once' is a lie you can live with if you understand the contract.
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