Software engineer · Amsterdam
Building reliable software.
Sharing what I learn.
I’m Renato, a software engineer at Booking.com in Amsterdam. I write about software, engineering, and the lessons I pick up along the way.
Ideas from the work
Recent articles
Nov 2026
Java Records as Spring Boot DTOs: Validation and Limits
Use Java records for Spring Boot request and response DTOs, apply Bean Validation, handle errors, and understand when a regular class is still the better fit.
Nov 2026
Emergency Fund: How to Build a Financial Safety Net
Learn how to estimate an emergency fund from essential expenses, choose where to keep it, and balance access, stability, and return.
Nov 2026
Build a Multi-Agent AI Software Team with Claude Code
A practical multi-agent software development workflow using scoped tasks, design and code lanes, independent reviews, usability checks, and persistent context.
What I’m exploring
Distributed systems, developer tools, clear technical writing, and the small decisions that make software easier to trust and maintain.