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Level Up Coding

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ZIRU

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Jul 21, 2025

Why I Code 3x Faster Than My Team (And It’s Not What You Think 🤣)

The secret isn’t better tools or more experience — it’s knowing when “good enough” actually is good enough

Why I Code 3x Faster Than My Team (And It’s Not What You Think 🤣)

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Level Up Coding

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ZIRU

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2d ago

I Barely Read My AI’s Code. So Why Am I Writing More Than Ever? ✍️

Code used to fill about 70% of my day. Now code review takes about 10%. The rest moved to words, and it changed what good writing means for…

I Barely Read My AI’s Code. So Why Am I Writing More Than Ever? ✍️

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Level Up Coding

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ZIRU

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Oct 17

AI Was Supposed to Kill the Fun of Coding. It Did the Opposite 🤣

The secret isn’t more free time or more willpower, it’s that the gap between “what if?” and “it runs” got really, really short

AI Was Supposed to Kill the Fun of Coding. It Did the Opposite 🤣

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Level Up Coding

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ZIRU

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Oct 14

I Barely Read My AI’s Code Anymore. Here’s What I Check Instead 🦕

One AI rewrite ran 150 times faster on one test and lost 99% of its messages on another. After 24 years in software, here is where my…

I Barely Read My AI’s Code Anymore. Here’s What I Check Instead 🦕

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Level Up Coding

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ZIRU

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Oct 11

JEV AI, Money&Token, please come back to me! (So We Built a Fix 🤣)

https://github.com/zirubak/ziru-jev-codex-router

JEV AI, Money&Token, please come back to me! (So We Built a Fix 🤣)

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Level Up Coding

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ZIRU

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Sep 15

4 Free Tools Ended My Claude Code Token Panic (No Plan Upgrade Needed) 😅

The fix was not a bigger plan or a cheaper model. It was closing four leaks I could not see

4 Free Tools Ended My Claude Code Token Panic (No Plan Upgrade Needed) 😅

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Level Up Coding

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ZIRU

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Sep 12

I Have Survived 4 Tech Extinctions Since 2002 (And AI Is Number 4) 🦕

The Morning My Job Felt Small

I Have Survived 4 Tech Extinctions Since 2002 (And AI Is Number 4) 🦕

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Level Up Coding

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ZIRU

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Sep 4

AI Can Copy Your Code. It Can’t Copy Your Judgment, Experience & Heart🧠

AI can match your syntax and your speed. It cannot match the judgment you earned by shipping and failing. So I stopped letting mine rot in…

AI Can Copy Your Code. It Can’t Copy Your Judgment, Experience & Heart🧠

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Level Up Coding

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ZIRU

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Sep 4

I Was Paying $400 a Month for AI. Now It Runs on My Desk for Free 🤫

Cloud AI is rented land. The price moves, the limits move, the model changes with no warning. I put mine on a Mac mini that sits on my…

I Was Paying $400 a Month for AI. Now It Runs on My Desk for Free 🤫

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Level Up Coding

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ZIRU

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Aug 26

AI Wrote Perfect Code. I Built the Wrong Thing 😅

The problem isn’t your model or your prompt, it’s that you handed over one huge goal and assumed the AI would fill in every step you…

AI Wrote Perfect Code. I Built the Wrong Thing 😅

ZIRU

ZIRU

Lead Principal Data Scientist | Saab Inc. | Depence AI Specialist | San Diego | UCSD | https://www.linkedin.com/in/jhbaek/

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