Ko Turk
@koturk.nl
🦊 Voxxed Amsterdam conference organiser --> amsterdam.voxxeddays.com
👥 JUGLeader @CodeLabJUG
🧑💻 Working @CodeLab
🎤 Speaker, talks about #Green #Java #Kotlin
👥 JUGLeader @CodeLabJUG
🧑💻 Working @CodeLab
🎤 Speaker, talks about #Green #Java #Kotlin
November 6, 2025 at 8:42 PM
Reposted by Ko Turk
🎤 @alina-yurenko.bsky.social is coming back to Voxxed Days Amsterdam 2026!
Last year, her deep dive on GraalVM in production was the highest-rated talk of the conference. She’s returning to take it to the next level.
📺 Watch it now on YouTube, and get ready for more!
youtu.be/VVUngUrMjAo?...
Last year, her deep dive on GraalVM in production was the highest-rated talk of the conference. She’s returning to take it to the next level.
📺 Watch it now on YouTube, and get ready for more!
youtu.be/VVUngUrMjAo?...
October 28, 2025 at 2:30 PM
🎤 @alina-yurenko.bsky.social is coming back to Voxxed Days Amsterdam 2026!
Last year, her deep dive on GraalVM in production was the highest-rated talk of the conference. She’s returning to take it to the next level.
📺 Watch it now on YouTube, and get ready for more!
youtu.be/VVUngUrMjAo?...
Last year, her deep dive on GraalVM in production was the highest-rated talk of the conference. She’s returning to take it to the next level.
📺 Watch it now on YouTube, and get ready for more!
youtu.be/VVUngUrMjAo?...
Reposted by Ko Turk
Starting reviewing the proposals for the next edition of @amsterdam.voxxeddays.com, from the Canary Islands. Those notes will have a taste of holidays 😬. The CFP is still open folks so send your proposals now! https://vdams26.cfp.dev/
October 28, 2025 at 7:19 AM
Starting reviewing the proposals for the next edition of @amsterdam.voxxeddays.com, from the Canary Islands. Those notes will have a taste of holidays 😬. The CFP is still open folks so send your proposals now! https://vdams26.cfp.dev/
Reposted by Ko Turk
Hey Belgian Java devs, Amsterdam is calling! ☎️
Voxxed Days Amsterdam, April 1–2, 2026
Now with BeJUG as an ambassador, making it your Java community event too! 2 days of code, talks & networking.
Don’t miss it → amsterdam.voxxeddays.com#ticket
Give BeJUG a follow: @bejug.bsky.social
#community
Voxxed Days Amsterdam, April 1–2, 2026
Now with BeJUG as an ambassador, making it your Java community event too! 2 days of code, talks & networking.
Don’t miss it → amsterdam.voxxeddays.com#ticket
Give BeJUG a follow: @bejug.bsky.social
#community
October 23, 2025 at 7:20 AM
Hey Belgian Java devs, Amsterdam is calling! ☎️
Voxxed Days Amsterdam, April 1–2, 2026
Now with BeJUG as an ambassador, making it your Java community event too! 2 days of code, talks & networking.
Don’t miss it → amsterdam.voxxeddays.com#ticket
Give BeJUG a follow: @bejug.bsky.social
#community
Voxxed Days Amsterdam, April 1–2, 2026
Now with BeJUG as an ambassador, making it your Java community event too! 2 days of code, talks & networking.
Don’t miss it → amsterdam.voxxeddays.com#ticket
Give BeJUG a follow: @bejug.bsky.social
#community
Reposted by Ko Turk
For the first time ever: @venkats.bsky.social, @jamesward.com & @starbuxman.joshlong.com (from left to right in the picture) share the stage at Voxxed Days Amsterdam 2026!
100+ mins of Java brilliance. �
What should they talk about?
amsterdam.voxxeddays.com
#Java #Spring #CleanCode #Kotlin
100+ mins of Java brilliance. �
What should they talk about?
amsterdam.voxxeddays.com
#Java #Spring #CleanCode #Kotlin
October 21, 2025 at 7:48 AM
For the first time ever: @venkats.bsky.social, @jamesward.com & @starbuxman.joshlong.com (from left to right in the picture) share the stage at Voxxed Days Amsterdam 2026!
100+ mins of Java brilliance. �
What should they talk about?
amsterdam.voxxeddays.com
#Java #Spring #CleanCode #Kotlin
100+ mins of Java brilliance. �
What should they talk about?
amsterdam.voxxeddays.com
#Java #Spring #CleanCode #Kotlin
The Call for Papers for Voxxed Days Amsterdam 2026 is officially OPEN! 😎
Do you have the the knowledge, experience or have an idea to share to the #Java community?
This is your chance!
📅 Date: April 1–2, 2026
📌 Submit your proposal:
vdams26.cfp.dev
Do you have the the knowledge, experience or have an idea to share to the #Java community?
This is your chance!
📅 Date: April 1–2, 2026
📌 Submit your proposal:
vdams26.cfp.dev
October 8, 2025 at 8:35 AM
The Call for Papers for Voxxed Days Amsterdam 2026 is officially OPEN! 😎
Do you have the the knowledge, experience or have an idea to share to the #Java community?
This is your chance!
📅 Date: April 1–2, 2026
📌 Submit your proposal:
vdams26.cfp.dev
Do you have the the knowledge, experience or have an idea to share to the #Java community?
This is your chance!
📅 Date: April 1–2, 2026
📌 Submit your proposal:
vdams26.cfp.dev
Reposted by Ko Turk
October 6, 2025 at 3:10 PM
Reposted by Ko Turk
@koturk.nl, may the session run seamlessly and engage the audience!
APIs unfold
Kepler's gaze, data now free
Green power to serve
#Devoxx #Akka
APIs unfold
Kepler's gaze, data now free
Green power to serve
#Devoxx #Akka
October 6, 2025 at 2:10 PM
@koturk.nl, may the session run seamlessly and engage the audience!
APIs unfold
Kepler's gaze, data now free
Green power to serve
#Devoxx #Akka
APIs unfold
Kepler's gaze, data now free
Green power to serve
#Devoxx #Akka
Reposted by Ko Turk
✨ It’s almost time! The first limited batch of Super Early Bird tickets released next week Wed Oct 8 @09:00 CET
Speakers: @alina-yurenko.bsky.social @victorrentea.ro @hollycummins.com @venkats.bsky.social @jamesward.com @starbuxman.joshlong.com @jeroenegelmeers.bsky.social
amsterdam.voxxeddays.com
Speakers: @alina-yurenko.bsky.social @victorrentea.ro @hollycummins.com @venkats.bsky.social @jamesward.com @starbuxman.joshlong.com @jeroenegelmeers.bsky.social
amsterdam.voxxeddays.com
October 2, 2025 at 1:06 PM
✨ It’s almost time! The first limited batch of Super Early Bird tickets released next week Wed Oct 8 @09:00 CET
Speakers: @alina-yurenko.bsky.social @victorrentea.ro @hollycummins.com @venkats.bsky.social @jamesward.com @starbuxman.joshlong.com @jeroenegelmeers.bsky.social
amsterdam.voxxeddays.com
Speakers: @alina-yurenko.bsky.social @victorrentea.ro @hollycummins.com @venkats.bsky.social @jamesward.com @starbuxman.joshlong.com @jeroenegelmeers.bsky.social
amsterdam.voxxeddays.com
Reposted by Ko Turk
We’re shifting into second gear
Meet the first speakers for Voxxed Days Amsterdam 2026 🤩
@alina-yurenko.bsky.social
@victorrentea.ro
@hollycummins.com
@venkats.bsky.social
@jamesward.com
@starbuxman.joshlong.com
@jeroenegelmeers.bsky.social
Tickets & CFP open Oct 8
👉 amsterdam.voxxeddays.com
Meet the first speakers for Voxxed Days Amsterdam 2026 🤩
@alina-yurenko.bsky.social
@victorrentea.ro
@hollycummins.com
@venkats.bsky.social
@jamesward.com
@starbuxman.joshlong.com
@jeroenegelmeers.bsky.social
Tickets & CFP open Oct 8
👉 amsterdam.voxxeddays.com
September 24, 2025 at 1:56 PM
We’re shifting into second gear
Meet the first speakers for Voxxed Days Amsterdam 2026 🤩
@alina-yurenko.bsky.social
@victorrentea.ro
@hollycummins.com
@venkats.bsky.social
@jamesward.com
@starbuxman.joshlong.com
@jeroenegelmeers.bsky.social
Tickets & CFP open Oct 8
👉 amsterdam.voxxeddays.com
Meet the first speakers for Voxxed Days Amsterdam 2026 🤩
@alina-yurenko.bsky.social
@victorrentea.ro
@hollycummins.com
@venkats.bsky.social
@jamesward.com
@starbuxman.joshlong.com
@jeroenegelmeers.bsky.social
Tickets & CFP open Oct 8
👉 amsterdam.voxxeddays.com
Reposted by Ko Turk
🚀 We're proud to announce our theme: NEXT
Accelerate to the next level!
Join us April 1st and 2nd for talks on #Java, #Architecture, #Community & more!
📢 CFP opens Oct 8th
🎟 Super Early Bird tickets on sale Oct 8th at 09:00
Subscribe to the newsletter
👉 amsterdam.voxxeddays.com#newsletter
Accelerate to the next level!
Join us April 1st and 2nd for talks on #Java, #Architecture, #Community & more!
📢 CFP opens Oct 8th
🎟 Super Early Bird tickets on sale Oct 8th at 09:00
Subscribe to the newsletter
👉 amsterdam.voxxeddays.com#newsletter
September 19, 2025 at 8:37 AM
🚀 We're proud to announce our theme: NEXT
Accelerate to the next level!
Join us April 1st and 2nd for talks on #Java, #Architecture, #Community & more!
📢 CFP opens Oct 8th
🎟 Super Early Bird tickets on sale Oct 8th at 09:00
Subscribe to the newsletter
👉 amsterdam.voxxeddays.com#newsletter
Accelerate to the next level!
Join us April 1st and 2nd for talks on #Java, #Architecture, #Community & more!
📢 CFP opens Oct 8th
🎟 Super Early Bird tickets on sale Oct 8th at 09:00
Subscribe to the newsletter
👉 amsterdam.voxxeddays.com#newsletter
Thank you @javazone.bsky.social for a great conference!
Grateful I got to share my passion for space and combine it with coding and sustainability (#kepler).
And wow, the video is already there 🚀🧑🚀
vimeo.com/1115479382
Grateful I got to share my passion for space and combine it with coding and sustainability (#kepler).
And wow, the video is already there 🚀🧑🚀
vimeo.com/1115479382
From Space To Code - Ko Turk
This is "From Space To Code - Ko Turk" by JavaZone on Vimeo, the home for high quality videos and the people who love them.
vimeo.com
September 5, 2025 at 12:17 PM
Thank you @javazone.bsky.social for a great conference!
Grateful I got to share my passion for space and combine it with coding and sustainability (#kepler).
And wow, the video is already there 🚀🧑🚀
vimeo.com/1115479382
Grateful I got to share my passion for space and combine it with coding and sustainability (#kepler).
And wow, the video is already there 🚀🧑🚀
vimeo.com/1115479382
Reposted by Ko Turk
What happens when @victorrentea.ro , @amsterdamjug.bsky.social, Picnic & Voxxed team up? 🔥
A great evening with useful content about REST API pitfalls, laughs, great food and 120+ devs
Slides: bit.ly/victorrentea
Till the next one
@sandermak.bsky.social @rickossendrijver.bsky.social @koturk.nl
A great evening with useful content about REST API pitfalls, laughs, great food and 120+ devs
Slides: bit.ly/victorrentea
Till the next one
@sandermak.bsky.social @rickossendrijver.bsky.social @koturk.nl
September 5, 2025 at 12:09 PM
What happens when @victorrentea.ro , @amsterdamjug.bsky.social, Picnic & Voxxed team up? 🔥
A great evening with useful content about REST API pitfalls, laughs, great food and 120+ devs
Slides: bit.ly/victorrentea
Till the next one
@sandermak.bsky.social @rickossendrijver.bsky.social @koturk.nl
A great evening with useful content about REST API pitfalls, laughs, great food and 120+ devs
Slides: bit.ly/victorrentea
Till the next one
@sandermak.bsky.social @rickossendrijver.bsky.social @koturk.nl
Reposted by Ko Turk
September 2, 2025 at 12:08 PM
Reposted by Ko Turk
We’re not hitting pause ⏸️ ▶️
🎤 Sept 4th: Join @victorrentea.ro with his talk “Top 10 REST API Pitfalls” at the @amsterdamjug.bsky.social / @amsterdam.voxxeddays.com meetup.
📅 April 1-2, 2026: Voxxed Days Amsterdam expands to 2 full days.
📩 Read more about it here:
www.linkedin.com/pulse/clean-...
🎤 Sept 4th: Join @victorrentea.ro with his talk “Top 10 REST API Pitfalls” at the @amsterdamjug.bsky.social / @amsterdam.voxxeddays.com meetup.
📅 April 1-2, 2026: Voxxed Days Amsterdam expands to 2 full days.
📩 Read more about it here:
www.linkedin.com/pulse/clean-...
Clean code, sharp insights, and a Java Champion on stage. Are you in!?
In April this year, the Java community came together for a sold-out first edition filled with deep tech talks, clean code, and great conversations. We’re already preparing for next year’s conference o...
www.linkedin.com
July 23, 2025 at 6:19 PM
We’re not hitting pause ⏸️ ▶️
🎤 Sept 4th: Join @victorrentea.ro with his talk “Top 10 REST API Pitfalls” at the @amsterdamjug.bsky.social / @amsterdam.voxxeddays.com meetup.
📅 April 1-2, 2026: Voxxed Days Amsterdam expands to 2 full days.
📩 Read more about it here:
www.linkedin.com/pulse/clean-...
🎤 Sept 4th: Join @victorrentea.ro with his talk “Top 10 REST API Pitfalls” at the @amsterdamjug.bsky.social / @amsterdam.voxxeddays.com meetup.
📅 April 1-2, 2026: Voxxed Days Amsterdam expands to 2 full days.
📩 Read more about it here:
www.linkedin.com/pulse/clean-...
Reposted by Ko Turk
🔥 Heat outside, cool tech inside!
We stayed cool with @kubernetes.io security, hands-on coding, and great conversations at the CodelabJUG hosted by ING. Right in the heart of Amsterdam. 🚀
Big thanks to our speakers & host!
👀 Join us next time
👉 www.meetup.com/nl-nl/codela...
We stayed cool with @kubernetes.io security, hands-on coding, and great conversations at the CodelabJUG hosted by ING. Right in the heart of Amsterdam. 🚀
Big thanks to our speakers & host!
👀 Join us next time
👉 www.meetup.com/nl-nl/codela...
July 1, 2025 at 6:22 PM
🔥 Heat outside, cool tech inside!
We stayed cool with @kubernetes.io security, hands-on coding, and great conversations at the CodelabJUG hosted by ING. Right in the heart of Amsterdam. 🚀
Big thanks to our speakers & host!
👀 Join us next time
👉 www.meetup.com/nl-nl/codela...
We stayed cool with @kubernetes.io security, hands-on coding, and great conversations at the CodelabJUG hosted by ING. Right in the heart of Amsterdam. 🚀
Big thanks to our speakers & host!
👀 Join us next time
👉 www.meetup.com/nl-nl/codela...
Ready for my session @jnationconf.bsky.social ! Right now about the incredible open data apis of nasa together with kepler. Do I see you at room Sofia? #jnation #jnation25 #nasa
May 27, 2025 at 9:55 AM
Ready for my session @jnationconf.bsky.social ! Right now about the incredible open data apis of nasa together with kepler. Do I see you at room Sofia? #jnation #jnation25 #nasa
Reposted by Ko Turk
I had so much fun doing this @graalvm.org deep dive at @amsterdam.voxxeddays.com!
It covers everything you need to know to use Native Image:
✅ Migration
✅ Using libraries
✅ Performance
✅ Containerization
✅ Security
✅ Monitoring
✅ Future projects
Watch here: www.youtube.com/watch?v=VVUn...
#Java
It covers everything you need to know to use Native Image:
✅ Migration
✅ Using libraries
✅ Performance
✅ Containerization
✅ Security
✅ Monitoring
✅ Future projects
Watch here: www.youtube.com/watch?v=VVUn...
#Java
Bring the Action: Using GraalVM in Production by Alina Yurenko
YouTube video by Devoxx
www.youtube.com
April 23, 2025 at 10:15 AM
I had so much fun doing this @graalvm.org deep dive at @amsterdam.voxxeddays.com!
It covers everything you need to know to use Native Image:
✅ Migration
✅ Using libraries
✅ Performance
✅ Containerization
✅ Security
✅ Monitoring
✅ Future projects
Watch here: www.youtube.com/watch?v=VVUn...
#Java
It covers everything you need to know to use Native Image:
✅ Migration
✅ Using libraries
✅ Performance
✅ Containerization
✅ Security
✅ Monitoring
✅ Future projects
Watch here: www.youtube.com/watch?v=VVUn...
#Java
Reposted by Ko Turk
🎬 Check out the official after-movie of the very first Voxxed Days Amsterdam and relive the highlights:
The talks, people, and vibe made it all so special.
Thank you to everyone who joined us and helped create a memorable conference!
👇 Catch the moments in the video below!
youtu.be/tbrCqJkavP8
The talks, people, and vibe made it all so special.
Thank you to everyone who joined us and helped create a memorable conference!
👇 Catch the moments in the video below!
youtu.be/tbrCqJkavP8
The official aftermovie of Voxxed Days Amsterdam 2025
YouTube video by Voxxed Days Amsterdam
youtu.be
April 16, 2025 at 8:17 AM
🎬 Check out the official after-movie of the very first Voxxed Days Amsterdam and relive the highlights:
The talks, people, and vibe made it all so special.
Thank you to everyone who joined us and helped create a memorable conference!
👇 Catch the moments in the video below!
youtu.be/tbrCqJkavP8
The talks, people, and vibe made it all so special.
Thank you to everyone who joined us and helped create a memorable conference!
👇 Catch the moments in the video below!
youtu.be/tbrCqJkavP8
Reposted by Ko Turk
Surprise! Yesterday the recordings dropped, and now the photos are live too!
Relive the magic of Voxxed Days Amsterdam
🎥 Sessions
www.youtube.com/watch?v=YFDB...
📸 Photos by @ddoutsiopoulos.bsky.social
flic.kr/s/aHBqjC8b4w
#Java #VoxxedAmsterdam #vdams25
Relive the magic of Voxxed Days Amsterdam
🎥 Sessions
www.youtube.com/watch?v=YFDB...
📸 Photos by @ddoutsiopoulos.bsky.social
flic.kr/s/aHBqjC8b4w
#Java #VoxxedAmsterdam #vdams25
April 8, 2025 at 8:38 AM
Surprise! Yesterday the recordings dropped, and now the photos are live too!
Relive the magic of Voxxed Days Amsterdam
🎥 Sessions
www.youtube.com/watch?v=YFDB...
📸 Photos by @ddoutsiopoulos.bsky.social
flic.kr/s/aHBqjC8b4w
#Java #VoxxedAmsterdam #vdams25
Relive the magic of Voxxed Days Amsterdam
🎥 Sessions
www.youtube.com/watch?v=YFDB...
📸 Photos by @ddoutsiopoulos.bsky.social
flic.kr/s/aHBqjC8b4w
#Java #VoxxedAmsterdam #vdams25
Reposted by Ko Turk
Watch me progressively lose my voice as we talk about the new @graalvm.org release: www.youtube.com/watch?v=_3a0...
By the time @amsterdam.voxxeddays.com arrives I might have to use gestures 😄
By the time @amsterdam.voxxeddays.com arrives I might have to use gestures 😄
Learn what's new in GraalVM for JDK 24 and Graal languages: www.youtube.com/watch?v=_3a0...
#GraalVM #Java #Java24
#GraalVM #Java #Java24
GraalVM for JDK 24 Release Stream 🚀
YouTube video by GraalVM 🚀
www.youtube.com
April 1, 2025 at 2:10 PM
Watch me progressively lose my voice as we talk about the new @graalvm.org release: www.youtube.com/watch?v=_3a0...
By the time @amsterdam.voxxeddays.com arrives I might have to use gestures 😄
By the time @amsterdam.voxxeddays.com arrives I might have to use gestures 😄
Reposted by Ko Turk
🎉 Happy to welcome @johanhutting.bsky.social from @ingnl.bsky.social!
🧠 Join his byte size: “Have you gone MADR?”, a practical dive into Markdown Any Decision Records & Java 23’s Markdown in JavaDoc.
amsterdam.voxxeddays.com/talk/?id=15656
Do we see you the 3rd of April at Pathé Amsterdam Noord?
🧠 Join his byte size: “Have you gone MADR?”, a practical dive into Markdown Any Decision Records & Java 23’s Markdown in JavaDoc.
amsterdam.voxxeddays.com/talk/?id=15656
Do we see you the 3rd of April at Pathé Amsterdam Noord?
March 31, 2025 at 9:09 PM
🎉 Happy to welcome @johanhutting.bsky.social from @ingnl.bsky.social!
🧠 Join his byte size: “Have you gone MADR?”, a practical dive into Markdown Any Decision Records & Java 23’s Markdown in JavaDoc.
amsterdam.voxxeddays.com/talk/?id=15656
Do we see you the 3rd of April at Pathé Amsterdam Noord?
🧠 Join his byte size: “Have you gone MADR?”, a practical dive into Markdown Any Decision Records & Java 23’s Markdown in JavaDoc.
amsterdam.voxxeddays.com/talk/?id=15656
Do we see you the 3rd of April at Pathé Amsterdam Noord?
Reposted by Ko Turk
🎤 Byte size session alert!
Let's welcome @tomcools.be from Timefold to #VoxxedAmsterdam!
🧠 "LLMs can't optimize schedules, but AI can!"
Learn why smart planning needs more than LLMs, and check out the open source Timefold Solver!
🗓️ Apr 3rd, 2025
🔗 amsterdam.voxxeddays.com/speaker/?id=...
Let's welcome @tomcools.be from Timefold to #VoxxedAmsterdam!
🧠 "LLMs can't optimize schedules, but AI can!"
Learn why smart planning needs more than LLMs, and check out the open source Timefold Solver!
🗓️ Apr 3rd, 2025
🔗 amsterdam.voxxeddays.com/speaker/?id=...
April 1, 2025 at 8:56 AM
🎤 Byte size session alert!
Let's welcome @tomcools.be from Timefold to #VoxxedAmsterdam!
🧠 "LLMs can't optimize schedules, but AI can!"
Learn why smart planning needs more than LLMs, and check out the open source Timefold Solver!
🗓️ Apr 3rd, 2025
🔗 amsterdam.voxxeddays.com/speaker/?id=...
Let's welcome @tomcools.be from Timefold to #VoxxedAmsterdam!
🧠 "LLMs can't optimize schedules, but AI can!"
Learn why smart planning needs more than LLMs, and check out the open source Timefold Solver!
🗓️ Apr 3rd, 2025
🔗 amsterdam.voxxeddays.com/speaker/?id=...
Reposted by Ko Turk
We are thrilled to have Cristian Schuszter (@cschuszter.bsky.social) from CERN (@cern.bsky.social) talking about advanced Spring Security at Voxxed Days Amsterdam.
📅 Apr 3 | 📍 Pathé Amsterdam Noord
🎟️ Few tickets left: amsterdam.voxxeddays.com
#Java #vdams25
📅 Apr 3 | 📍 Pathé Amsterdam Noord
🎟️ Few tickets left: amsterdam.voxxeddays.com
#Java #vdams25
March 27, 2025 at 8:04 PM
We are thrilled to have Cristian Schuszter (@cschuszter.bsky.social) from CERN (@cern.bsky.social) talking about advanced Spring Security at Voxxed Days Amsterdam.
📅 Apr 3 | 📍 Pathé Amsterdam Noord
🎟️ Few tickets left: amsterdam.voxxeddays.com
#Java #vdams25
📅 Apr 3 | 📍 Pathé Amsterdam Noord
🎟️ Few tickets left: amsterdam.voxxeddays.com
#Java #vdams25