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Data Infrastructure
Data infrastructure decisions shape what questions you can ask and how fast you can answer them. I write about selecting time-series databases, designing storage schemas for market data, and provisioning compute for backtesting workloads. These articles cover the tradeoffs I have encountered building infrastructure that serves both exploratory research and production trading.
2026-05
Quant
Event Sourcing for Financial Systems
Traditional databases store current state. Event sourcing stores the sequence of changes that produced that state. For financial systems where auditability, debugging, and regulatory compliance …