I build digital products, guide teams, and write about whatever I find worth thinking about.
Medellín, Colombia · hello@12mix.bizI am a senior developer and Scrum Master with more than 25 years in IT. My work sits at the intersection of software, usability, accessibility, and team flow. From Medellín, I mainly work on digital products for the Dutch real estate sector — also known as the PropTech sector.
My experience ranges from functional testing and web development to full-stack product development, agile facilitation, and Scrum Master work.
A contest that appears on the school schedule is a very different thing from one you choose yourself. Through my daughter’s experience with a mandatory math olympiad, I explore when a challenge stops being a challenge — and what context does to that line.
AI-generated code that looks right immediately is seductive — build green, tests green, summary reassuring. The real question is not whether AI can write code, but what happens to your engineering standards after it does.