Howz Nguyen

Notes on building software and working with AI.

Engineering write-ups, product observations, and lessons from building in public — written by Howz Nguyen and contributors.

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Published notes
11 published notes
Estimated reading time
2 hr 43 min of reading
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10 entries
14 min readVI

Test xanh chưa chắc task đúng

Coding agent chạy test pass chưa có nghĩa feature đã đúng. Vấn đề đôi khi nằm ở task, test và cách chúng ta định nghĩa hoàn thành.

  • AI
  • Agent
  • Programming
  • Testing
Test xanh chưa chắc task đúng
10 min readVI

Người ta request, mình build, rồi không ai dùng

Một bài nhận định về chuyện vì sao sản phẩm kỹ thuật nhìn đúng yêu cầu nhưng vẫn không được dùng thật.

  • Product
  • Engineering
  • Reflection
Người ta request, mình build, rồi không ai dùng
14 min readEN · VI

What is Knowns, really?

Knowns is not something to FOMO into. It is one way to build a memory layer for agent workflows, but the underlying habit matters more than the tool.

  • AI
  • Agent
  • Developer Tools
  • Knowns
What is Knowns, really?
10 min readEN · VI

Agent Coding - are we back to fumbling around?

Using AI to code feels exactly like learning to program 10 years ago. But this time we're standing at a different level. Not regression — a spiral upward.

  • AI
  • Reflection
  • Programming
Agent Coding - are we back to fumbling around?
21 min readEN · VI

Karpathy's Second Brain - actually useful or just FOMO?

Karpathy's LLM Wiki gist went viral. I took a closer look: what's genuinely good, who should apply it, and how to avoid FOMO.

  • AI
  • Productivity
  • Reflection
Karpathy's Second Brain - actually useful or just FOMO?
9 min readEN · VI

Thoughts on building a boring startup

Some personal reflections after reading 'The boring way to build a startup' by Hricha Shandily from Plausible Analytics.

  • Startup
  • Reflection
  • Business
Thoughts on building a boring startup

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