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Writing log
Field notes from building software, working with AI agents, and running cloud infrastructure.
I publish the failures, measurements, and trade-offs that changed how I work. Browse by subject or read the field notes below in reverse chronological order.
4 MIN
Should You Just Use Amplify?
I built a private S3 + CloudFront stack for this blog. AWS recommends Amplify instead. Here's when each makes sense.
5 MIN
Plugging the Leaky Bucket
The four S3 misconfigs behind most breaches, and how to prevent them with SCPs.
6 MIN
The Staircase Problem
Why tqdm keeps printing staircases and how to fix it.
4 MIN
Hosting a Static Website on a Private S3 Bucket
How I host this blog on a private S3 bucket with CloudFront, OAC, and zero stored credentials.