Reflections on computers & humans
2020 University of Seville CS Commencement speech
I was wrapping up an interview when I got a Twitter DM from Pablo. It was an invitation to give the commencement speech for the University of Seville’s CS School, where I studied. Wow, I was not expecting that at all. I was humbled and very excited to help as...
Technical debt isn't evil
Technical debt is a concept originally introduced by Ward Cunningham, one of the authors of the Agile Manifesto. There are multiple interpretations of what technical debt is, but I am going to focus on the financial debt metaphor. Like financial debt, technical debt is something you can borrow in the...
How NOT to apply to Y Combinator
Getting into Y Combinator in 2018 was a defining event in the history of RevenueCat. It was also quite impactful for Jacob and me as founders. I want to believe we would still be around even if we had not gotten into YC, but I am sure the company would...
The privilege of free education
There are 50 public universities in Spain. The majority of Spanish students end up attending the closest school to their family home. A particular degree not being taught nearby, or not getting in (mostly due to the limited number of seats) are the main exceptions for traveling or attending a...
Effective code review
Fortunately, I don’t think the necessity of code review is a controversial topic these days for most tech companies1. However, it is not always implemented as well as it should. In this post, I will describe some practices that I try to follow when opening pull requests, and that I’ve...