I have been a core developer of the Micronaut Framework since its inception. I write / review most of the Micronaut Guides. I work a lot in the Security, AWS, Views, RSS, Problem+JSON, Email, Micronaut's modules.
Moreover, I have worked a lot with Grails Framework. I have contributed to the framework core code, plugins and guides.
Since early 2015, Sergio has been the author of the newsletter Groovy Calamari.
Conference & Public Speaking
I often talk in conferences. Both in Spain and Internationally. Mostly, about Micronaut, Gradle, Grails and Groovy.
Since 2019, I organize Greach Conference.
Tools & Languages & Technologies
I like and use a lot AWS for personal projects and clients. I have the AWS Certified Developer – Associate certification.
As a build tool, I like and have expertise with Gradle.
Nowadays, I write most of my code in either Java or Groovy.
iOS / iPadOS / Android
I have done iOS and Android development. Native development in both platforms. Mostly with Objective-C and Java. I am updating my skills in both platforms to Swift and Kotlin.