System Index // Engineering

Architecture, scaling, and startup/scale-up war stories.

Systems architecture and engineering leadership across the industries I have shipped in — q-commerce, media-tech, ad-tech, betting/gaming and fashion e-commerce. What actually held up under load, and what did not.

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Latest10 Jun 2026

Sectionengineering

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001 / Engineering10 Jun 2026

AI Didn’t Kill Stack Overflow. ‘Marked as Duplicate’ Did.

Stack Overflow didn’t die because AI got good. It died because it made asking a question feel like a trial — and the moat it built became its undoing.

#developer-culture #stack-overflow #ai

002 / Engineering

A Quarter’s Work in Five Weeks, Without Vibe-Coding

A three-to-four-month project shipped in five weeks — AI-first, with more discipline, not less. The change was prototypes over specs, humans in the loop.

06 May 2026

003 / Engineering

How We Cut a Firestore Analytics Bill by 96% Without a Rewrite

Our most expensive project was a dashboard misusing Firestore as an analytics store. The fix was not a migration — it was matching the model to the billing.

25 Mar 2026

Cross-reference

Applied AI & machine learning, explained twice.

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Fitness

Training, sleep, and capacity — the infrastructure for hard thinking.

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