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Chandler Nguyen

Vol. 04 · Issue 29 · Building in Public

I spent 18 years in advertising.Then I learned to code.

I turn media judgment, client pressure, and messy briefs into working AI products and team operating models — while writing down what actually works.

2006.Established18+ years in advertising.
520.ArchiveEssays written across the archive.
04.ShippedProducts live as of May 2026.

Thesis

Most teams do not need another tool. They need a clearer operating model: what to automate, what to protect, what to deepen, what to change. Everything I write, build, and teach starts there.

A working principle, since 2024.

The Practice

Products.

Recent Notes

Practical notes on AI and building.

A working notebook, not a polished manual. Read it as drafts that change as the practice changes.

No. 01AI

I Evaluated 40 AI Podcasts Across 7 Languages. Six Pipeline Fixes Later, Here's What Improved.

No. 02AI

How I Write System Prompts That Actually Get Enforced (After My AI Hosts Said 'Trời ơi' 13 Times)

No. 03AI

The One Question That Killed an Entire Curriculum Architecture in a Week

No. 04AI

Offline Mode for My AI App Didn't Need AI. It Needed Boring.

No. 05AI

Native Isn't a Skin: Rebuilding DIALØGUE's iOS App