Mark ⚡️Heckler
@mkheck.bsky.social
Computer scientist & MBA, pilot, inglés y español. Java Champion, Google Dev Expert in Kotlin, Rockstar presenter, author of Spring Boot: Up & Running. Ex Oracle, Pivotal, VMware, Microsoft, Moderne
"Agile, How It Became Less Agile?" — Mark Heckler youtube.com/shorts/rMdex...
This was a small snippet from a fun, and hopefully thought-provoking, keynote I was honored to deliver @confoo 2025.
This was a small snippet from a fun, and hopefully thought-provoking, keynote I was honored to deliver @confoo 2025.
"Agile, How It Became Less Agile?" — Mark Heckler
YouTube video by ConFoo Developer Conference
youtube.com
January 6, 2026 at 2:28 AM
"Agile, How It Became Less Agile?" — Mark Heckler youtube.com/shorts/rMdex...
This was a small snippet from a fun, and hopefully thought-provoking, keynote I was honored to deliver @confoo 2025.
This was a small snippet from a fun, and hopefully thought-provoking, keynote I was honored to deliver @confoo 2025.
Right back at you, Jasper! 🎄☕️
December 24, 2025 at 2:12 AM
Right back at you, Jasper! 🎄☕️
Thank you, Thomas!!
December 2, 2025 at 1:00 AM
Thank you, Thomas!!
Full post is here, BS doesn’t allow enough characters. 😅😅
www.linkedin.com/posts/markhe...
Thank you Lars, hope you’re well!!
www.linkedin.com/posts/markhe...
Thank you Lars, hope you’re well!!
LIFE UPDATE!
I've resigned from my position as Senior Director of Field Engineering at Moderne.
I still believe in the Moderne mission of code modernization; this is a problem that is huge and o...
LIFE UPDATE!
I've resigned from my position as Senior Director of Field Engineering at Moderne.
I still believe in the Moderne mission of code modernization; this is a problem that is huge and only ...
www.linkedin.com
December 2, 2025 at 1:00 AM
Full post is here, BS doesn’t allow enough characters. 😅😅
www.linkedin.com/posts/markhe...
Thank you Lars, hope you’re well!!
www.linkedin.com/posts/markhe...
Thank you Lars, hope you’re well!!
I've resigned from my position as Senior Director of Field Engineering at Moderne.
I have a few pet projects I plan to nurture & guide and going forward, I'll only choose things to which I feel I can contribute most meaningfully.
Best to all, let's make 2026 AMAZING!
I have a few pet projects I plan to nurture & guide and going forward, I'll only choose things to which I feel I can contribute most meaningfully.
Best to all, let's make 2026 AMAZING!
December 1, 2025 at 7:54 PM
I've resigned from my position as Senior Director of Field Engineering at Moderne.
I have a few pet projects I plan to nurture & guide and going forward, I'll only choose things to which I feel I can contribute most meaningfully.
Best to all, let's make 2026 AMAZING!
I have a few pet projects I plan to nurture & guide and going forward, I'll only choose things to which I feel I can contribute most meaningfully.
Best to all, let's make 2026 AMAZING!
Reposted by Mark ⚡️Heckler
Today on Code Remix Weekly, find out how to detect and fix quantum-vulnerable code across massive systems with Moderne's LST-powered analysis and PQC readiness workflows with guest @mkheck.bsky.social.💪
🔴 Watch at 21:00 CET / 3 PM ET.
🔴 Watch at 21:00 CET / 3 PM ET.
Code Remix Weekly | Quantum-ready Cryptography with Moderne
What’s your level of readiness for quantum-era threats?As quantum computing moves from theory toward reality, the cryptographic foundations of modern softwar...
buff.ly
November 12, 2025 at 5:03 PM
Today on Code Remix Weekly, find out how to detect and fix quantum-vulnerable code across massive systems with Moderne's LST-powered analysis and PQC readiness workflows with guest @mkheck.bsky.social.💪
🔴 Watch at 21:00 CET / 3 PM ET.
🔴 Watch at 21:00 CET / 3 PM ET.
Join us!! It will be a fun and informative chat among us all, made all the better by you being there!
Join the next Code Remix Weekly to learn how to detect and fix quantum-vulnerable code across massive systems with Moderne's LST-powered analysis and PQC readiness workflows.💪
🔴 Tomorrow at 21:00 CET / 3 PM ET with guest @mkheck.bsky.social
🔴 Tomorrow at 21:00 CET / 3 PM ET with guest @mkheck.bsky.social
Code Remix Weekly | Quantum-ready Cryptography with Moderne
What’s your level of readiness for quantum-era threats?As quantum computing moves from theory toward reality, the cryptographic foundations of modern softwar...
buff.ly
November 12, 2025 at 3:03 AM
Join us!! It will be a fun and informative chat among us all, made all the better by you being there!
Reposted by Mark ⚡️Heckler
Migrating to Java 25 doesn't have to be a nightmare. 👻
🎃 No tricks here! Watch how it's done in under 5 minutes.
🎃 No tricks here! Watch how it's done in under 5 minutes.
Migrate to Java 25 using OpenRewrite
This recipe will apply changes commonly needed when migrating to Java 25. This recipe will also replace deprecated API with equivalents when there is a clear migration strategy. Build files will also…
buff.ly
October 31, 2025 at 4:05 PM
Migrating to Java 25 doesn't have to be a nightmare. 👻
🎃 No tricks here! Watch how it's done in under 5 minutes.
🎃 No tricks here! Watch how it's done in under 5 minutes.
Reposted by Mark ⚡️Heckler
In this article featured in @infoworld.bsky.social, @mkheck.bsky.social explores what makes OpenRewrite tick, enabling automated, reliable code transformation—and how Moderne scales this power for enterprise codebase evolution. 🦋
Full article:
Full article:
A practitioner’s primer on deterministic application modernization
How OpenRewrite uses Lossless Semantic Trees to deliver a full-fidelity representation of code, making transformations precise, repeatable, and auditable.
buff.ly
October 30, 2025 at 4:05 PM
In this article featured in @infoworld.bsky.social, @mkheck.bsky.social explores what makes OpenRewrite tick, enabling automated, reliable code transformation—and how Moderne scales this power for enterprise codebase evolution. 🦋
Full article:
Full article:
Hope to see you there!
October 10, 2025 at 4:31 PM
Hope to see you there!
Reposted by Mark ⚡️Heckler
From dev to deploy, containers are reshaping the way we build. At #Devnexus, @mkheck.bsky.social broke down what it means to go containers all the way down—and why it matters for every developer.
Recap here ⤵️
devnexus.org/posts/contai...
🚀 Don’t miss Devnexus '26 is where innovation happens live!
Recap here ⤵️
devnexus.org/posts/contai...
🚀 Don’t miss Devnexus '26 is where innovation happens live!
Containers All the Way Down! With Mark Heckler
In his Devnexus session, Mark Heckler explored a challenge many developers face but few initially address—optimizing Spring Boot applications for the cloud. ...
devnexus.org
October 10, 2025 at 4:01 PM
From dev to deploy, containers are reshaping the way we build. At #Devnexus, @mkheck.bsky.social broke down what it means to go containers all the way down—and why it matters for every developer.
Recap here ⤵️
devnexus.org/posts/contai...
🚀 Don’t miss Devnexus '26 is where innovation happens live!
Recap here ⤵️
devnexus.org/posts/contai...
🚀 Don’t miss Devnexus '26 is where innovation happens live!
Reposted by Mark ⚡️Heckler
#OpenRewrite v8.61.1 is here! 🚀
✅ Upgrade to JUnit 6
🌟 `@InlineMe` annotation & recipe
🐘 Rework Gradle dependency model
📦 `classpathFromResources` for Refaster
🗓 Add annotations to TypeTables
🍃 Expand Spring coverage
🐛 Many small fixes
Thanks to all contributors! 🙇
github.com/openrewrite/...
✅ Upgrade to JUnit 6
🌟 `@InlineMe` annotation & recipe
🐘 Rework Gradle dependency model
📦 `classpathFromResources` for Refaster
🗓 Add annotations to TypeTables
🍃 Expand Spring coverage
🐛 Many small fixes
Thanks to all contributors! 🙇
github.com/openrewrite/...
Release 3.14.0 · openrewrite/rewrite-recipe-bom
What's Changed
Incorporates the latest versions of OpenRewrite (v8.61.1), the rewrite-gradle-plugin (v7.15.0), and the rewrite-maven-plugin (v6.17.0) to improve code parsing accuracy and recipe ex...
github.com
August 27, 2025 at 6:10 PM
#OpenRewrite v8.61.1 is here! 🚀
✅ Upgrade to JUnit 6
🌟 `@InlineMe` annotation & recipe
🐘 Rework Gradle dependency model
📦 `classpathFromResources` for Refaster
🗓 Add annotations to TypeTables
🍃 Expand Spring coverage
🐛 Many small fixes
Thanks to all contributors! 🙇
github.com/openrewrite/...
✅ Upgrade to JUnit 6
🌟 `@InlineMe` annotation & recipe
🐘 Rework Gradle dependency model
📦 `classpathFromResources` for Refaster
🗓 Add annotations to TypeTables
🍃 Expand Spring coverage
🐛 Many small fixes
Thanks to all contributors! 🙇
github.com/openrewrite/...
Reposted by Mark ⚡️Heckler
Tune into Code Remix Weekly today as @mkheck.bsky.social joins to explore all things Spring AI!🍃
🔴 Watch live today at 21:00 CEST / 3 PM ET.
🔴 Watch live today at 21:00 CEST / 3 PM ET.
Code Remix Weekly | Live Spring AI Coding and Real-World Use Cases
On this Code Remix Weekly, Mark Heckler dives into Spring AI!🍃AI is everywhere, but does it always make sense? 🤔 On this episode, Mark will explore AI use ...
buff.ly
August 27, 2025 at 4:02 PM
Tune into Code Remix Weekly today as @mkheck.bsky.social joins to explore all things Spring AI!🍃
🔴 Watch live today at 21:00 CEST / 3 PM ET.
🔴 Watch live today at 21:00 CEST / 3 PM ET.
Join us for a fun and hopefully enlightening #ai adventure! We’ll talk, code, and marvel at the fit and misfits of AI in our world. 😁 Follow the link, click “notify me” for a reminder, and I’ll look forward to seeing you there! 😃🙌🍃🤖
This week on Code Remix Weekly: @mkheck.bsky.social explores all things Spring AI!🍃
🔴 Watch live tomorrow, August 27 at 21:00 CEST / 3 PM ET.
🔴 Watch live tomorrow, August 27 at 21:00 CEST / 3 PM ET.
Code Remix Weekly | Live Spring AI Coding and Real-World Use Cases
On this Code Remix Weekly, Mark Heckler dives into Spring AI!🍃AI is everywhere, but does it always make sense? 🤔 On this episode, Mark will explore AI use ...
buff.ly
August 26, 2025 at 4:17 PM
Join us for a fun and hopefully enlightening #ai adventure! We’ll talk, code, and marvel at the fit and misfits of AI in our world. 😁 Follow the link, click “notify me” for a reminder, and I’ll look forward to seeing you there! 😃🙌🍃🤖
Reposted by Mark ⚡️Heckler
Up next at #KCDC2025: @mkheck.bsky.social with his talk “AI 202: Next-level AI Mastery for Java Developers”.
Currently describing how testing AI responses is difficult to do in a way that brings confidence.
Currently describing how testing AI responses is difficult to do in a way that brings confidence.
August 14, 2025 at 4:34 PM
Up next at #KCDC2025: @mkheck.bsky.social with his talk “AI 202: Next-level AI Mastery for Java Developers”.
Currently describing how testing AI responses is difficult to do in a way that brings confidence.
Currently describing how testing AI responses is difficult to do in a way that brings confidence.
Let's make the world of software, and by extension the world in general, a quantifiably better place.
July 31, 2025 at 6:34 PM
Let's make the world of software, and by extension the world in general, a quantifiably better place.
Visionary organizations identify opportunities, then look for ways to increase capacity to take advantage of those opportunities.
July 23, 2025 at 6:43 PM
Visionary organizations identify opportunities, then look for ways to increase capacity to take advantage of those opportunities.
Thank you, Shinya! 🙏❤️
July 18, 2025 at 3:00 PM
Thank you, Shinya! 🙏❤️
Thank you Dalibor, it has been way too long since we’ve caught up irl as well!! Hope you’re well, my friend!
two men are hugging each other in a grocery store aisle .
ALT: two men are hugging each other in a grocery store aisle .
media.tenor.com
July 17, 2025 at 7:02 PM
Thank you Dalibor, it has been way too long since we’ve caught up irl as well!! Hope you’re well, my friend!
Merci mon ami! Anytime, ping me!
July 16, 2025 at 9:01 PM
Merci mon ami! Anytime, ping me!