We always try to integrate the knowledge we acquire in our practices, but Continuous Integration as many other paradigms requires breaking with your rules. In software engineering, continuous integration (CI) is the practice of merging all developers’ working copies to a shared mainline several times a day.[1] Grady Booch first…

Hexagonal architecture has become in a very popular layered architecture in the last years. I would like to explore the principles under this architecture and how to understand it. The hexagonal architecture, or ports and adapters architecture, is an architectural pattern used in software design. It aims at creating loosely…

A lot of developers are not able to distinguish between a good and a bad design and which are the problems of their code. Is your code The good, the Bad or the Ugly? I have been in a lot of conversations with other developers where they don’t have tools…

Devs, QAs, POs, PMs, BAs, UXs, DBAs, Architects, EMs, Tech Leads, Team Leads, Scrum Masters, Agile Coaches. Are we sure all of these roles need to map to one person in the team? A human being should be able to change a diaper, plan an invasion, butcher a hog, conn…

Software is a continuous learning exercise, the bottleneck is our capacity for learning not typing, not knowing about new fancy libraries. But if you ask me what to learn, read the article. One of the biggest problems for people in software is not related explicitly to how to type or…

What’s the problem just discussing how big a story is, the problem is the focus, why is valuable to give a number to a user story? Story points are an invention of XP (extreme programming), in XP, stories were originally estimated in time. …

Releasing means to put in front of our customers the new features of our software, we usually think we are doing that through our deployments. Although that’s not necessarily true. We usually confuse Deployment and Release, both things are very related but are not the same: Deployment is the process…

It is not about the ending of the story, in software ending means to close or leave the company. So ending is not the goal, the goal is to improve over time your journey. The word goal here is fundamental because “The Goal” is a novel written by Eliyahu M…

What to do when we have a critical bug in production? During the mission’s dramatic series of events, an oxygen tank explosion almost 56 hours into the flight forced the crew to abandon all thoughts of reaching the moon. The spacecraft was damaged, but the crew was able to seek…