Writing — field notes.

Why I’m moving to Spec-Driven Development (and what finally convinced me)

ai-engineering · Jun 2026
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I Built a RAG for my family’s cat. Here’s what the real work looks like.

groq · Apr 2026
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Data architecture: stop worrying about names, start worrying about functions

cloud-computing · Mar 2026
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Your GROUP BY is lying to you: 5 window functions that reveal the truth

window-functions · Mar 2026
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RANK() vs DENSE_RANK() vs ROW_NUMBER() — when to use which

data-analysis · Mar 2026
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Mastering Pivot and Unpivot in BigQuery

analytics · Mar 2025
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Best practices for data transformation

data-engineering · Jul 2024
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