An open source enthusiast. Leader in the development of VRaptor 4, an MVC framework built on top of CDI. Polyglot developer, instructor, and writer. Active participant in the community through java user groups, forums, speaking at national and international technology events, writing tech books and a member of JCP and expert groups.

I have written 6 books on object-oriented programming, Java, APIs and frameworks that sold over 7k copies. I have also written several articles with over half a million page views.

I'm addicted to learning and continuously studying programming best practices, software architecture, data science, ML, product management and meta-skills.