rsicarelli.com
Staff Software Engineer (Mobile Platform) at Stone, Kotlin Multiplatform authority, KotlinConf speaker and OSS maintainer. Writing, talks, projects and CV — in English and Portuguese.
Latest posts
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Kotlin Multiplatform in production
What it actually takes to ship Kotlin Multiplatform across iOS and Android in a real product.
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Claude Code 101: Demystifying Language Models
In the previous article, we built the entire factory: the evolution from manual production to autonomous machines, the ecosystem of agentic tools, the…
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Claude Code 101: Introduction to Agentic Programming
September 2025. I was leading a critical dependency upgrade on a mobile app with millions of users. The kind of change that breaks tests in a cascade.…
Featured projects
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fakt
An open-source Kotlin Multiplatform library.
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kmp-targets
A Gradle plugin to streamline declaring Kotlin Multiplatform targets.
Upcoming talks
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Kotlin Meetup São Paulo
· São Paulo, Brazil