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Python 3.12 on AWS Lambda — distutils, imp, and collections are gone

Python 3.12 on AWS Lambda — distutils, imp, and collections are gone

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2 min read
Migrating AWS Lambda from Node.js 20 to 22 — every breaking change

Migrating AWS Lambda from Node.js 20 to 22 — every breaking change

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2 min read
Remotion + FFmpeg Micro: Programmatic Video Without the Lambda Bill

Remotion + FFmpeg Micro: Programmatic Video Without the Lambda Bill

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6 min read
1,400 rows broke my D1 batch — here's why 7 statements beat 1,400

1,400 rows broke my D1 batch — here's why 7 statements beat 1,400

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2 min read
400 ad accounts 3 subrequests = silent data loss in Cloudflare Workers (and how I fixed it)

400 ad accounts 3 subrequests = silent data loss in Cloudflare Workers (and how I fixed it)

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2 min read
Building on Aurora DSQL multi-region: the setup notes I wish I'd had

Building on Aurora DSQL multi-region: the setup notes I wish I'd had

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3 min read
You don't need Vercel Pro. You need your stack to sleep.

You don't need Vercel Pro. You need your stack to sleep.

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9 min read
An Engineer's Guide to DuckDB and Modern OLAP Databases

An Engineer's Guide to DuckDB and Modern OLAP Databases

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11 min read
Azure Functions introduces serverless agents runtime with markdown-first AI agents

Azure Functions introduces serverless agents runtime with markdown-first AI agents

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7 min read
The NOT NULL trap that killed my Cloudflare Worker at 2:47am

The NOT NULL trap that killed my Cloudflare Worker at 2:47am

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2 min read
The Return of 5Y-KZX: A Boeing 777 Finding Its Way Back Home

The Return of 5Y-KZX: A Boeing 777 Finding Its Way Back Home

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2 min read
How We Built an AI SaaS on the Edge for Nearly $0 in Infrastructure Costs

How We Built an AI SaaS on the Edge for Nearly $0 in Infrastructure Costs

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6 min read
We built another PDF editor that can actually edit.

We built another PDF editor that can actually edit.

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1 min read
Your R2 presigned URL has a shorter TTL than you think — here's why

Your R2 presigned URL has a shorter TTL than you think — here's why

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2 min read
D1 read replicas returned stale data for 6 seconds — here's what I measured and how I designed around it

D1 read replicas returned stale data for 6 seconds — here's what I measured and how I designed around it

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2 min read
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