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My MCP server had 32 green tests. Not one of them had ever called a tool.

My MCP server had 32 green tests. Not one of them had ever called a tool.

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4 min read
The Browser Testing Problems That Appear After Your Test Suite Starts Growing

The Browser Testing Problems That Appear After Your Test Suite Starts Growing

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7 min read
Building Authentication Systems in Nest.js: A Complete Guide

Building Authentication Systems in Nest.js: A Complete Guide

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4 min read
Prompts Are Disposable. Skills Are Infrastructure.

Prompts Are Disposable. Skills Are Infrastructure.

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9 min read
Stop Shipping AI Features Without Testing Them (Seriously)

Stop Shipping AI Features Without Testing Them (Seriously)

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3 min read
k6: The Tool, The Philosophy, and Your First Test

k6: The Tool, The Philosophy, and Your First Test

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3 min read
Testing Webhooks: The Pattern I Keep Reaching For

Decoupling reception from processing logic

Testing Webhooks: The Pattern I Keep Reaching For

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5 min read
What Is Business Use Case Testing? (And Why Every Engineering Team Needs It)

What Is Business Use Case Testing? (And Why Every Engineering Team Needs It)

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4 min read
10 Test Automation Problems That Look Simple Until You Face Them in Production

10 Test Automation Problems That Look Simple Until You Face Them in Production

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8 min read
how to build a CJK/IME regression suite for a terminal or editor app

how to build a CJK/IME regression suite for a terminal or editor app

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5 min read
Don't lock API tests in Postman anymore.

Don't lock API tests in Postman anymore.

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1 min read
I upgraded Flutter and lost 6 hours. Here's the fix that takes 10 minutes.

I upgraded Flutter and lost 6 hours. Here's the fix that takes 10 minutes.

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4 min read
Best AI Test Case Generation Tools (2026 Guide)

Best AI Test Case Generation Tools (2026 Guide)

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11 min read
Ruse Is Live: Mock API Responses in Chrome Without a Mock Server

Ruse Is Live: Mock API Responses in Chrome Without a Mock Server

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4 min read
Frontier-Quality Coding at Cheap-Tier Cost: What We Built, and How We Measured It

Frontier-Quality Coding at Cheap-Tier Cost: What We Built, and How We Measured It

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5 min read
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