JavaOne 2026 Speaker

Description

Raphael De Lio is a Developer Advocate at Redis and a seasoned software engineer with over eight years of experience across industries and countries. Passionate about distributed systems, he specializes in Java, Kotlin, and building scalable, high-performance software. Originally from Brazil, Raphael spent six years in Portugal before settling in the Netherlands, where he also helps organize the Dutch Kotlin User Group. He loves blending code, community, and creativity to help developers build better systems faster—and have fun doing it.