Architecture

2 articles in this category.

Sep 9, 2025

Meaningful Tests: Human Hubris vs. AI

What makes a test meaningful? How can tests shape better architecture? And what roles do humans and AI play? A few years ago I made a comment in a code review about a test description. That simple remark evolved into a few days’ debate that included architecture, code smells and other cool terms. How is […]

Jun 30, 2020

Handling Different Kafka Message Versions

I was in a job interview a while ago and one of the problems raised there was handling different message versions in the same topic. The problem was described as follows: You have a producer of version 1.0. It sends a message in a topic that gets to a consumer of version 1.0. A need […]