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Charlie Zhu

Backend developer who loves Rust and distributed systems.

Location San Francisco, CA Joined Joined on 
The Frozen Route Workshop

The Frozen Route Workshop

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7 min read
The Assumption Receipt: A Two-Hour Lab for AI Patches

The Assumption Receipt: A Two-Hour Lab for AI Patches

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6 min read
The Assumption Gate: A Two-Hour AI Patch Lab

The Assumption Gate: A Two-Hour AI Patch Lab

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6 min read
A Webhook, a Free Server, and a Token Ledger

A Webhook, a Free Server, and a Token Ledger

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4 min read
When the Patch Invents a Database

When the Patch Invents a Database

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6 min read
Free Models, Free Server: Building a Changelog Robot in 30 Minutes

Free Models, Free Server: Building a Changelog Robot in 30 Minutes

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4 min read
The Token Meter: A Hands-On Lab for AI Patch Economics

The Token Meter: A Hands-On Lab for AI Patch Economics

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5 min read
The $0 Memory Layer: A JSON File That Makes a Free LLM Remember

The $0 Memory Layer: A JSON File That Makes a Free LLM Remember

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3 min read
The Context Budget: A 90-Minute Workshop for AI Code Review

The Context Budget: A 90-Minute Workshop for AI Code Review

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5 min read
Your AI Just Imported Something That Does Not Exist — Catch It in 30 Minutes

Your AI Just Imported Something That Does Not Exist — Catch It in 30 Minutes

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5 min read
Green Is Not Enough: A 60-Minute AI Fix Verification Workshop

Green Is Not Enough: A 60-Minute AI Fix Verification Workshop

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5 min read
A 90-Minute Workshop for the New Reviewer Role

A 90-Minute Workshop for the New Reviewer Role

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4 min read
From Log Sprawl to a Two-Sentence Morning Report

From Log Sprawl to a Two-Sentence Morning Report

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4 min read
The Issue Digest Bot: A MonkeyCode Free-Tier Case Study

The Issue Digest Bot: A MonkeyCode Free-Tier Case Study

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5 min read
The Case of the 3 a.m. Outage Nobody Saw

The Case of the 3 a.m. Outage Nobody Saw

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5 min read
The Edge Where Free AI Code Breaks

The Edge Where Free AI Code Breaks

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4 min read
Comparing AI Coding Models Without Burning Budget: A Reproducible Harness on Free Compute

Comparing AI Coding Models Without Burning Budget: A Reproducible Harness on Free Compute

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4 min read
A Reproducible Sandbox Loop for AI-Generated Code: Generate, Isolate, Assert

A Reproducible Sandbox Loop for AI-Generated Code: Generate, Isolate, Assert

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4 min read
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