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Zero-Downtime API Key Rotation: Why You Shouldn’t Call Rotate First

Zero-Downtime API Key Rotation: Why You Shouldn’t Call Rotate First

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6 min read
How Do I Send Password Reset Emails from a Backend App Using an Email API?

How Do I Send Password Reset Emails from a Backend App Using an Email API?

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4 min read
TTFT is not TTFB: what 45 AI APIs measured from 4 regions actually show

TTFT is not TTFB: what 45 AI APIs measured from 4 regions actually show

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4 min read
Is Your REST API really a REST API?

Is Your REST API really a REST API?

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3 min read
Building a Vedic Astrology API: thread-local bugs, 1,500-year-old test fixtures, and a 429 disguised as CORS

Building a Vedic Astrology API: thread-local bugs, 1,500-year-old test fixtures, and a 429 disguised as CORS

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5 min read
Why API Architecture Is a Business Decision, Not a Technical One

Why API Architecture Is a Business Decision, Not a Technical One

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6 min read
Same Request Sent Twice: How Idempotency Prevents Duplicate Payments

Same Request Sent Twice: How Idempotency Prevents Duplicate Payments

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4 min read
Validate Dutch VAT Numbers (BTW-id) in Node.js

Validate Dutch VAT Numbers (BTW-id) in Node.js

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11 min read
Your Scraper's Retry Logic Is Probably Making the Block Worse

Your Scraper's Retry Logic Is Probably Making the Block Worse

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4 min read
We wrote integrations for two marketplaces and skipped the shared interface

We wrote integrations for two marketplaces and skipped the shared interface

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8 min read
The Fake Clock Is the Part of an AI-Written Rate Limiter Worth Reviewing

The Fake Clock Is the Part of an AI-Written Rate Limiter Worth Reviewing

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5 min read
Putting an MCP server in front of a real product: four things I got wrong first

Putting an MCP server in front of a real product: four things I got wrong first

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4 min read
Find people asking for what you sell, using LinkedIn post search

Find people asking for what you sell, using LinkedIn post search

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5 min read
I normalised 51 million property transactions from 16 government registries — here's the bug that nearly ruined it

I normalised 51 million property transactions from 16 government registries — here's the bug that nearly ruined it

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4 min read
Appian Dev MCP Server

Appian Dev MCP Server

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3 min read
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