🧵 After 10 months, here are the top 5 posts from my newsletter, The Coder Cafe.

Working on Complex Systems: What I Learned Working at Google Written on holiday in Sweden 🇸🇪 where I explored complicated vs. complex systems, plus patterns & solutions. 65k reads. www.thecoder.cafe/p/complex-sy...

Unit Tests As Documentation: Why Tests Are Living Docs Not my longest post, but one of my favorites. I argued that unit tests can and should serve as documentation. It was also the first Coder Cafe post that trended. 24k reads. www.thecoder.cafe/p/unit-tests...

Probabilistic Increment: A Randomized Algorithm to Mitigate Hot Rows I explored an extremely simple randomized algorithm that solves a tough distributed systems performance problem. So simple, it feels magical. 1.95k reads. www.thecoder.cafe/p/probabilis...

Latency and User Experience: How to Minimize Perceived Latency My first post of 2025, where I shared strategies to reduce latency from the perspective of a user. 2.69k reads. www.thecoder.cafe/p/latency-an...