Unclutter your shell profile with direnv
Why I load environment variables per directory with direnv instead of piling them into .zshrc.
Hello, I'm Rui Marques
I've been building software for 20+ years and still enjoy trying new ways of doing things. I write about developer experience, platforms, CI/CD and AI, to share what I learn and, hopefully, help others along the way.
Latest writing
All postsWhen to update macOS - one approach to consider
macOS has been my most stable OS, but no software is perfect. Why I hold major upgrades for months, wait for the first patch on minors, and let other people find the bugs.
The first things I install on a new macOS setup
A repeatable checklist for a fresh Mac: Homebrew, a modern terminal, shell quality-of-life, editors, CLI essentials and version management.
Recently read
All books
The Checklist Manifesto: How to Get Things Right
Why even experts need checklists, and how quality control scales.
Team Topologies: Organizing Business and Technology Teams for Fast Flow
A must-read on how teams are shaped for flow, communication and delivery.
Clips
All clips
Commentary
What Is Jev? The AI Model That Doesn't Generate Text
IBM Technology's Martin Keen gives the clearest explanation yet of Jev, the System One model that swaps text generation for fast, calibrated decisions.
Commentary
Every Status Sync
Kai Lentit's sketch nails the absurdity of status ceremonies: when corporate red tape makes updates and dashboards matter more than shipping any actual work.