The Excel that became your operating system
I have nothing against Excel. What worries me is the file that gets updated every 8 hours, passes through five hands, and if someone misses it there is no daily close.
Writing
Blog
I write about software development, business, startups, and technology.
Professionalizing is not bureaucratizing
The fear of putting structure in is real, and it has a point. But mess is not agility, and mixing them up costs you the good years of the business.
No, the problem isn't the leads: it's your nonexistent sales system
At Bolteam we generated the leads. Lots of them. And we still crashed into a wall. What I learned there is what I've been seeing in dozens of businesses ever since.
The hidden cost of using 6 apps to coordinate one task
An angry client. A signup that was already done. An email that never went out. The time you lose jumping between apps hurts. What you can't see hurts more.
Building a factory doesn't mean automating everything.
A dark factory is like a pizzeria. Shipping code on autopilot feels the same: if your ingredients are bad, don't expect something delicious.
Scaling is not climbing faster
I had been following Daniel Marcos on YouTube. A year before the Tank I started applying Scaling Up with my teams. March 26, 2025 was just the day I saw him live.
What we didn't talk about on day one
Patricio pushed me to start a company when I was interviewing at Yahoo. Years later he vanished without a message. The software didn't break us. What we never agreed on did.
Scaling a business all the way to the Tanque de Tiburones
You don't get on that stage because of a pretty pitch. You get there because the company already has structure: offer, operations, and numbers you can defend.
Ruby on Rails featuring the MVC
A fun way to represent the MVC on the real world it will be thinking on how a MUSICAL ORGANIZATION works.
Fix it until you make it, a simple Ruby on Rails Performance Guide
Simple thumbs up rules and tools you can use for get the best performance on Ruby on Rails. Don't let your APP take control over you.
The Story of an HTTP Request on RAILS
The epic journey of a request that travels from your browser to your Rails APP on a blink of an eye.