Márton Braun
@zsmb.co
Developer Advocate @ JetBrains, working on Kotlin and Compose Multiplatform, KMP tooling, and Amper.
Instructor @ BME-VIK. Co-organizer @ Android Budapest. GDE for Android. Ex-Google.
zsmb.co
Instructor @ BME-VIK. Co-organizer @ Android Budapest. GDE for Android. Ex-Google.
zsmb.co
Pinned
Márton Braun
@zsmb.co
· May 19
🎉 The new Kotlin Multiplatform for IntelliJ IDEA and Android Studio!
✨ Integrated New Project wizard
🔍 Preflight checks
🔧 Multiplatform run configurations
🧭 Cross-language support
🎨 Compose Multiplatform support
🔥 Compose Hot Reload
Learn more
blog.jetbrains.com/kotlin/2025/...
✨ Integrated New Project wizard
🔍 Preflight checks
🔧 Multiplatform run configurations
🧭 Cross-language support
🎨 Compose Multiplatform support
🔥 Compose Hot Reload
Learn more
blog.jetbrains.com/kotlin/2025/...
Kotlin Multiplatform Tooling: Now in IntelliJ IDEA and Android Studio | The Kotlin Blog
The new KMP plugin for IntelliJ IDEA and Android Studio simplifies every part of the KMP experience, from project setup to Compose UI previews.
blog.jetbrains.com
KMP tooling! Get your KMP tooling here!
Jokes aside, it's great to have this finally out in a public release. Please try it and send feedback our way.
Jokes aside, it's great to have this finally out in a public release. Please try it and send feedback our way.
Compose Hot Reload is now stable. 🔥
Release v1.0.0 · JetBrains/compose-hot-reload
Release Summary
Compose Hot Reload 1.0.0 is here 🎉. The core technology provides a stable experience, allowing you to quickly iterate on your UIs in Compose Multiplatform apps. We have worked hard ...
github.com
November 24, 2025 at 4:43 PM
Compose Hot Reload is now stable. 🔥
Well, that makes one of us excited... 🙃🫠 And makes me want to scream.
More generated content from GDEs (or anyone, really) is the very last thing we need.
More generated content from GDEs (or anyone, really) is the very last thing we need.
November 24, 2025 at 1:03 PM
Well, that makes one of us excited... 🙃🫠 And makes me want to scream.
More generated content from GDEs (or anyone, really) is the very last thing we need.
More generated content from GDEs (or anyone, really) is the very last thing we need.
November 24, 2025 at 9:38 AM
Reposted by Márton Braun
Want to advance your career as an Android developer by learning Kotlin Multiplatform (KMP)? Learn from LEGENDS like Jake Wharton, Philipp Lackner, @zacsweers.dev, @russhwolf.com, @marcogomiero.com , and @chriskrueger.dev.
More info and register here:
info.jetbrains.com/kotlin-lives...
More info and register here:
info.jetbrains.com/kotlin-lives...
Live Webinar -
info.jetbrains.com
November 24, 2025 at 9:14 AM
Want to advance your career as an Android developer by learning Kotlin Multiplatform (KMP)? Learn from LEGENDS like Jake Wharton, Philipp Lackner, @zacsweers.dev, @russhwolf.com, @marcogomiero.com , and @chriskrueger.dev.
More info and register here:
info.jetbrains.com/kotlin-lives...
More info and register here:
info.jetbrains.com/kotlin-lives...
Reposted by Márton Braun
To celebrate Fibonacci day (1123), here's a non-traditional recursive implementation in Kotlin, using the elusive `tailrec` keyword!
You can try it here: pl.kotl.in/uCiB4bmTW
You can try it here: pl.kotl.in/uCiB4bmTW
November 23, 2025 at 9:16 AM
To celebrate Fibonacci day (1123), here's a non-traditional recursive implementation in Kotlin, using the elusive `tailrec` keyword!
You can try it here: pl.kotl.in/uCiB4bmTW
You can try it here: pl.kotl.in/uCiB4bmTW
To celebrate Fibonacci day (1123), here's a non-traditional recursive implementation in Kotlin, using the elusive `tailrec` keyword!
You can try it here: pl.kotl.in/uCiB4bmTW
You can try it here: pl.kotl.in/uCiB4bmTW
November 23, 2025 at 9:16 AM
To celebrate Fibonacci day (1123), here's a non-traditional recursive implementation in Kotlin, using the elusive `tailrec` keyword!
You can try it here: pl.kotl.in/uCiB4bmTW
You can try it here: pl.kotl.in/uCiB4bmTW
Public transport in Budapest is so. freaking. great. 🚍🚊🚇
November 21, 2025 at 11:22 AM
Public transport in Budapest is so. freaking. great. 🚍🚊🚇
A lot of you are leaving your KotlinConf submissions to the last minute, as always. There's less than 2 weeks left now, make sure you get your topics in ASAP!
KotlinConf 2026: Call for Speakers
KotlinConf is an official conference by JetBrains. It is devoted to the Kotlin programming language and is the place for the community to gather and d...
sessionize.com
November 20, 2025 at 3:24 PM
A lot of you are leaving your KotlinConf submissions to the last minute, as always. There's less than 2 weeks left now, make sure you get your topics in ASAP!
Fantastic library, and what's even better: it's multiplatform!
Check out the mentions of both kotlinconf-app and Compose Multiplatform in the post! 👀🎉
Check out the mentions of both kotlinconf-app and Compose Multiplatform in the post! 👀🎉
Jetpack Navigation 3 is stable! 🎉🎉🎉
Leaning into Jetpack Compose and the idea of combining smaller building blocks together really helped make Nav3 a much more flexible library that made it a joy to work on and hopefully for you to use as well!
android-developers.googleblog.com/2025/11/jetp...
Leaning into Jetpack Compose and the idea of combining smaller building blocks together really helped make Nav3 a much more flexible library that made it a joy to work on and hopefully for you to use as well!
android-developers.googleblog.com/2025/11/jetp...
Jetpack Navigation 3 is stable
News and insights on the Android platform, developer tools, and events.
android-developers.googleblog.com
November 19, 2025 at 9:57 PM
Fantastic library, and what's even better: it's multiplatform!
Check out the mentions of both kotlinconf-app and Compose Multiplatform in the post! 👀🎉
Check out the mentions of both kotlinconf-app and Compose Multiplatform in the post! 👀🎉
Reposted by Márton Braun
⏳ There are just two weeks left to submit your talk for KotlinConf’26!
👉 sessionize.com/kotlinconf-2... 👈
👉 sessionize.com/kotlinconf-2... 👈
KotlinConf 2026: Call for Speakers
KotlinConf is an official conference by JetBrains. It is devoted to the Kotlin programming language and is the place for the community to gather and d...
sessionize.com
November 17, 2025 at 10:37 AM
⏳ There are just two weeks left to submit your talk for KotlinConf’26!
👉 sessionize.com/kotlinconf-2... 👈
👉 sessionize.com/kotlinconf-2... 👈
well, well, well, if it isn't the consequences of my own actions
November 17, 2025 at 8:03 AM
well, well, well, if it isn't the consequences of my own actions
When your blog post starts with an obviously AI-generated cover that adds no value to it, I'm quite likely to just close the page immediately instead of scrolling past it.
November 14, 2025 at 3:02 PM
When your blog post starts with an obviously AI-generated cover that adds no value to it, I'm quite likely to just close the page immediately instead of scrolling past it.
Any Ktor fans out there? We have a survey for you too!
📣 Calling all Ktor users! We’d love your input! Take our annual survey and share your thoughts, challenges, and ideas to help us make the framework even better.
Your feedback shapes the future of Ktor 🚀
Take the survey 👉 surveys.jetbrains.com/s3/05ddc3ebe...
Your feedback shapes the future of Ktor 🚀
Take the survey 👉 surveys.jetbrains.com/s3/05ddc3ebe...
November 14, 2025 at 9:41 AM
Any Ktor fans out there? We have a survey for you too!
We have a new case studies page on kotlinlang with both KMP and server-side uses of Kotlin. When looking at KMP case studies, you can even filter by platform and by use of CMP!
kotlinlang.org/case-...
Next step: add all the other case studies we know of but didn't process yet.
kotlinlang.org/case-...
Next step: add all the other case studies we know of but didn't process yet.
Kotlin Case Studies | Mobile, Web & Server-side
Discover how teams use Kotlin to build backend services, multiplatform apps, and modern UIs. Explore real-world case studies and success stories.
kotlinlang.org
November 12, 2025 at 12:38 PM
We have a new case studies page on kotlinlang with both KMP and server-side uses of Kotlin. When looking at KMP case studies, you can even filter by platform and by use of CMP!
kotlinlang.org/case-...
Next step: add all the other case studies we know of but didn't process yet.
kotlinlang.org/case-...
Next step: add all the other case studies we know of but didn't process yet.
Reposted by Márton Braun
Hey Android devs! Planning your next career move for 2026? Go beyond a single platform.
We’ve launched #KMPLevelUp — a free 4-week journey to master KMP with curated courses, expert content, and a live webinar. Time to ship your Kotlin skills to iOS & web: jb.gg/vbl7v4
We’ve launched #KMPLevelUp — a free 4-week journey to master KMP with curated courses, expert content, and a live webinar. Time to ship your Kotlin skills to iOS & web: jb.gg/vbl7v4
Level Up with Kotlin Multiplatform | JetBrains Learning Journey
Master Kotlin Multiplatform before 2026! Join JetBrains’ 4-week KMP learning journey with expert courses, talks, and career insights.
jb.gg
November 10, 2025 at 10:46 AM
Hey Android devs! Planning your next career move for 2026? Go beyond a single platform.
We’ve launched #KMPLevelUp — a free 4-week journey to master KMP with curated courses, expert content, and a live webinar. Time to ship your Kotlin skills to iOS & web: jb.gg/vbl7v4
We’ve launched #KMPLevelUp — a free 4-week journey to master KMP with curated courses, expert content, and a live webinar. Time to ship your Kotlin skills to iOS & web: jb.gg/vbl7v4
📢 Rare opportunity: my team is hiring! We're looking for a new Developer Advocate to cover server-side Kotlin, focusing on Spring.
If you love Spring, Kotlin, and their communities, this might just be for you.
Learn more and apply here:
If you love Spring, Kotlin, and their communities, this might just be for you.
Learn more and apply here:
Kotlin Developer Advocate
Amsterdam, Netherlands; Berlin, Germany; Dubai, United Arab Emirates; Limassol, Cyprus; London, United Kingdom; Madrid, Spain; Munich, Germany; Prague, Czech Republic
job-boards.eu.greenhouse.io
November 11, 2025 at 3:25 PM
📢 Rare opportunity: my team is hiring! We're looking for a new Developer Advocate to cover server-side Kotlin, focusing on Spring.
If you love Spring, Kotlin, and their communities, this might just be for you.
Learn more and apply here:
If you love Spring, Kotlin, and their communities, this might just be for you.
Learn more and apply here:
Spoiler: you'll never wanna go back!
The new Islands theme from @intellijidea.com has landed in latest @androidstudio.bsky.social canaries! Try it out and leave us your feedback either here or on the issue tracker 🫶
November 11, 2025 at 10:13 AM
Spoiler: you'll never wanna go back!
When you want to push your AR platform that virtually nobody cares about so much that you make an important app icon almost entirely unrecognizable
November 11, 2025 at 8:52 AM
When you want to push your AR platform that virtually nobody cares about so much that you make an important app icon almost entirely unrecognizable
Reposted by Márton Braun
⏳ Just three weeks left to submit your talk for KotlinConf’26!
👉 https://sessionize.com/kotlinconf-2026/
“Don’t forget that we also accept lightning talks! If you feel like your content would have to be padded to fill a regular session, it might be more enjoyable as a lightning talk.” – @zsmb.co
👉 https://sessionize.com/kotlinconf-2026/
“Don’t forget that we also accept lightning talks! If you feel like your content would have to be padded to fill a regular session, it might be more enjoyable as a lightning talk.” – @zsmb.co
November 10, 2025 at 4:50 PM
⏳ Just three weeks left to submit your talk for KotlinConf’26!
👉 https://sessionize.com/kotlinconf-2026/
“Don’t forget that we also accept lightning talks! If you feel like your content would have to be padded to fill a regular session, it might be more enjoyable as a lightning talk.” – @zsmb.co
👉 https://sessionize.com/kotlinconf-2026/
“Don’t forget that we also accept lightning talks! If you feel like your content would have to be padded to fill a regular session, it might be more enjoyable as a lightning talk.” – @zsmb.co
I guess we're learning about bankruptcy in today's Kotlin lecture.
November 10, 2025 at 9:21 AM
I guess we're learning about bankruptcy in today's Kotlin lecture.
Compose Multiplatform 1.10 will bundle Compose Hot Reload, so you don't even need to set up the plugin separately!
You can already try it in beta01:
You can already try it in beta01:
Release 1.10.0-beta01 · JetBrains/compose-multiplatform · GitHub
Compose Multiplatform, a modern UI framework for Kotlin that makes building performant and beautiful user interfaces easy and enjoyable. - Release 1.10.0-beta01 · JetBrains/compose-multiplatform
github.com
November 7, 2025 at 2:01 PM
Compose Multiplatform 1.10 will bundle Compose Hot Reload, so you don't even need to set up the plugin separately!
You can already try it in beta01:
You can already try it in beta01:
Help us get a better picture of who uses KMP and CMP, and share your feedback about your experience with the team in the yearly survey:
Kotlin Multiplatform Survey 2025
Kotlin Multiplatform Survey 2025.
surveys.jetbrains.com
November 6, 2025 at 2:24 PM
Help us get a better picture of who uses KMP and CMP, and share your feedback about your experience with the team in the yearly survey:
Google doesn't want you to know about this one weird trick to have convenient, global access to Context in your apps!
November 5, 2025 at 3:07 PM
Google doesn't want you to know about this one weird trick to have convenient, global access to Context in your apps!
The KMP IDE plugin is now available in every IDE and OS combination you might need! Now including Android Studio support on Windows and Linux.
We'd also really appreciate some fresh reviews on it, as most reviews are complaints about availability 😅
We'd also really appreciate some fresh reviews on it, as most reviews are complaints about availability 😅
Kotlin Multiplatform - IntelliJ IDEs Plugin | Marketplace
This plugin for IntelliJ IDEA and Android Studio enables you to develop Kotlin Multiplatform applications targeting Android, iOS, desktop, web, and server. Write...
plugins.jetbrains.com
November 4, 2025 at 4:24 PM
The KMP IDE plugin is now available in every IDE and OS combination you might need! Now including Android Studio support on Windows and Linux.
We'd also really appreciate some fresh reviews on it, as most reviews are complaints about availability 😅
We'd also really appreciate some fresh reviews on it, as most reviews are complaints about availability 😅
If you're in Budapest on the 18th of November, join us for the next Android meetup!
Android Budapest November 2025, Tue, Nov 18, 2025, 6:00 PM | Meetup
It's time for another Android Budapest meetup. At our November event, you can learn more about the technology and meet fellow mobile devs in person!
As usual, we’ll have t
www.meetup.com
November 4, 2025 at 9:31 AM
If you're in Budapest on the 18th of November, join us for the next Android meetup!