System Architecture

When your architecture grows beyond a single container, things you thought were simple can now break in a variety of ways.In this post I want to highlight different lessons I learned while developing

Thoughts on Unikernels after 10 years

Personal website for some random tidbits I work on

In the annals of mercantile legend, obscured by the noisy clamor of Florentine ledgers and Venetian fleets, there existed a curious enclave…

Breaking down the limitations of SSH key-based authentication and showing how SSH certificates enable modern, manageable infrastructure access.

How mindfulness can improve your development workflow through automation. Transform repetitive tasks into opportunities for efficiency and craftsmanship.

Or, how we spared a human from manually inspecting 10,000 flu shot documents.

By Ko-Jen Hsiao, Yesu Feng and Sudarshan Lamkhede

By: Cheng Xie, Bryan Shultz, and Christine Xu

But, beware of the Replay Attack

An alternative to the Nix ecosystem.

I first got into web design/development in the late 90s, and only as I type this sentence do I realize how long ago that was. And boy, it was horrendous. I mean, being able to make stuff an

Learn about USPS® package tracking statuses and find out what to do when you believe your package is late, missing, or misdelivered.

This post annotates a talk I gave on March 23, 2025 at the first ATmosphere Conference in Seattle, working toward thinking together about bringing vulnerable people into the center of our work and building out viable vernacular institutions and economies for new networks.

Or: why test-first development is not the same as test-driven development

Explore service granularity tradeoffs: when to split or unite microservices: friction, QoS, scalability, and more.

I was interviewed by Inc magazine for almost two hours where we covered a lot of great topics for entrepreneurs but almost none of it made it into the weird hit piece they published, however since …

Pythonistas Hate This One Weird Trick

APIs are really useful for pulling in data from different sources for analysis in tools like Datasette or spreadsheets. However, APIs are often hard to build and often require writing specialized servers which then need to be deployed and maintained. What if this could be as easy as deploying a static website?

In a move that will absolutely not over-excite anyone, nor lead to any heated arguments, [needleful] posits that their C Plus Prolog (C+P for short) programming language is the best possible langua…

Imagine 50 years from now a Public Intelligence that was a distributed, open-source, non-commercial artificial intelligence, operated like the internet, and available to the whole world. This public AI would be a federated system, not owned by any one entity, … Continue reading →

From simple object storage to sophisticated table management, builders have always shaped S3's evolution. Andy Warfield discusses why making complex systems simple remains our north star at AWS.