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The best problem-solving writing in software engineering — databases, performance, security, frontend and distributed systems, in one feed.

11,646 articles
Performance — Let’s talk about GitHub Actions

Let’s talk about GitHub Actions

A look at how we rebuilt GitHub Actions’ core architecture and shipped long-requested upgrades to improve performance, workflow flexibility, reliability, and everyday developer experience.

BDBen De St Paer-GotchBen De St Paer-Gotch·December 11, 2025Performance
AI & ML — Updates to AI credits in Figma

Updates to AI credits in Figma

We’re introducing new ways to track your AI credit usage in Figma, and soon you’ll have more ways to buy additional AI credits.

AXAlicia Xiong·December 9, 2025AI & ML
Security — Cloudflare outage on December 5, 2025

Cloudflare outage on December 5, 2025

Cloudflare experienced a significant traffic outage on December 5, 2025, starting approximately at 8:47 UTC. The incident lasted approximately 25 minutes before resolution. We are sorry for the impact that it caused to our customers and the Internet. The incident was not caused by an attack and was due to configuration changes being applied to attempt to mitigate a recent industry-wide vulnerabili

DKDane KnechtDane Knecht·December 5, 2025Security
Engineering — Getting Creative With “The Measure”

Getting Creative With “The Measure”

A good measure makes reading text comfortable, while a bad one makes it more difficult. So, rather than allowing layout to dictate the measure, doesn’t it make more sense for the measure to inform layout decisions?

ACAndy ClarkeAndy Clarke·December 4, 2025Engineering