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Random thoughts on coding and technology

I’m a Senior Front Office Technology Engineer working across trading, investment technology, data, automation, risk, and AI. This blog is where I write about practical engineering: Python, .NET, quantitative tooling, cloud and distributed systems, local and hybrid LLM workflows, AI agents, and the systems thinking behind reliable real-world software.

Posts

Rowlens: finding one exact CSV row in a 17 GB file without blowing up memory

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Building sqlcsv-exporter: a Python CLI to Stream SQL Server Data into CSV

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Building csv-stream-diff: A Fast, Streaming CSV Comparison Tool for Very Large Files

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Coding from Telegram: my OpenClaw + Ollama setup

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