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Chandler Nguyen

A personal blog about expatriates in the US, AI, Leadership, Geopolitics.

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  • STRAŦUM – Marketing Intelligence
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  • Expats in the US
    • Credit card tips
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  • About me
    • book review

Latest Posts

Abstract data visualization showing a clean geometric database structure with 89 hidden gaps being filled by gold index connections - transforming 843ms queries into 2.8ms, a 296x performance improvement

My Database Was “Correct.” It Was Also 296x Too Slow.

December 2, 2025 Chandler Nguyen AI

October 25th, 2025. My SaaS application was finally feature-complete. Nine major features, multi-tenant architecture, progressive learning—everything worked. But it was slow. Really slow. Dashboard queries

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Visualization showing 31 blank screen errors being systematically discovered and fixed, transforming from broken trust-killing experiences to working user flows

Blank Screens Kill Trust. I Had 31 of Them.

November 25, 2025 Chandler Nguyen AI

November 1st, 8:47 AM. I got the email. “Hey Chandler – I clicked ‘View’ and got a blank page. Did I lose all my interview

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Architectural cross-section showing multi-tenant database foundation being rebuilt from shared org_id filtering to separated schema routing while system remains operational, Day 2 to Day 67 evolution

I Built Multi-Tenancy on Day 2. On Day 67, I Rebuilt It

November 21, 2025 Chandler Nguyen AI

October 27, 2025, 11:47 PM. I’m running what I thought would be a routine security audit on STRAŦUM. Everything’s been working fine for weeks—SMEs have

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Multi-tenant architecture visualization showing dual paths for SME and Agency users, built from Day 2 based on 20 years of agency experience

I Knew What Agencies Needed—So I Built Multi-Tenancy on Day 2

November 18, 2025 Chandler Nguyen AI

August 21, 2025. Day 2 of building STRAŦUM. I was sitting at my desk with one working AI agent (Business Strategy), basic authentication, and a

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AI Strategy Agent Landing Page Audit - Converting 1.2% to Higher Conversion Rates

I Asked My AI Strategy Agent to Audit Our Landing Page. Here’s What Happened

November 13, 2025 Chandler Nguyen AI

I’m staring at our landing page analytics. 247 visitors in the past few days. 3 signup requests. 1.2% conversion rate. For a Private Alpha launch

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