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With #KotlinConf26 in the rearview mirror, we want to hear from you!
Share your favorite insights, best pictures, and unforgettable memories from the event.
And tell us – did you manage to snap a photo with Kodee?
In his "Evolving Language Defaults" talk, Michail Zarečenskij, Lead Language Designer for Kotlin, explored what happens when the “right” defaults in a programming language stop being right, and how modern languages continue evolving around safety, convenience, and practicality.
Alejandro Serrano Mena explores the design trade-offs behind Kotlin’s new context parameters feature, offering practical guidance for library authors and API designers navigating receivers, extensions, and the “spotlight principle”.
Watch it live! https://kotl.in/3g9jmy
Great session from Spring Developer Advocate @starbuxman.joshlong.com on “Bootiful Kotlin”, showcasing how Kotlin and Spring Boot complement each other to make JVM development more concise, expressive, and enjoyable.
A big thank-you to Xebia for joining #KotlinConf’26 as a Bronze Partner!
Stop by their booth to discover how Xebia helps organizations drive innovation through AI, data and cloud modernization, intelligent automation, and digital platform engineering.
Thanks to Moderne for supporting #KotlinConf’26 as a Bronze Partner!
Drop by their booth to learn how Moderne and OpenRewrite help teams modernize codebases with tools that enable safe, automated, large-scale code changes.
Urs Peter explores eval-driven development, a practical approach to testing and improving agentic systems through metrics, continuous evaluation, regression detection, and real-world feedback loops using Koog.
Live at: https://kotl.in/3g9jmy
Day 1 of #KotlinConf26 was one to remember!
From insightful sessions and great networking to coding challenges, meeting our partners, and connecting at the JetBrains booth, there was always something happening between sessions. Thanks for being a part of it!
🎉 The KotlinConf’26 Opening Keynote was packed with exciting news!
Highlights included the Kotlin Toolchain, official Kotlin support for Visual Studio Code, the next-gen of AI tools for Kotlin development – and this is just the beginning! ➡️ https://kotl.in/conf26-higlights
🏆And the winner is…
On Friday, we celebrated the Kotlin community members who inspire, teach, build, and bring people together.
Congrats to the winners! 👏
@matheuslf.dev, @skydoves.bsky.social, @nicole-terc.bsky.social. Eeva-Jonna Panula @eevis.codes, Yinlong Liu
https://kotlinconf.com/awards/
