geecon
@geecon.bsky.social
Java and JVM based technologies, dynamic languages, enterprise architectures, patterns, distributed computing, AI and more
https://geecon.org/ Kraków, 14-15 May 2026
https://geecon.org/ Kraków, 14-15 May 2026
GeeCON is all about inspiring each other.
Share your knowledge as a speaker or join us to learn from the best at GeeCON 2026 in Kraków.
👉 2026.geecon.org
#GeeCON #Java #JVM #Community
Share your knowledge as a speaker or join us to learn from the best at GeeCON 2026 in Kraków.
👉 2026.geecon.org
#GeeCON #Java #JVM #Community
January 22, 2026 at 8:13 AM
GeeCON is all about inspiring each other.
Share your knowledge as a speaker or join us to learn from the best at GeeCON 2026 in Kraków.
👉 2026.geecon.org
#GeeCON #Java #JVM #Community
Share your knowledge as a speaker or join us to learn from the best at GeeCON 2026 in Kraków.
👉 2026.geecon.org
#GeeCON #Java #JVM #Community
Welcome back Steve Poole! 👋
In “The Enemy Within: How AI is Weaponizing Your Code”, Steve exposes the dark side of AI-generated code - from poisoned models to supply-chain attacks - and shows how to defend your software before it’s too late. #geecon #AI
2026.geecon.org/speakers/inf...
In “The Enemy Within: How AI is Weaponizing Your Code”, Steve exposes the dark side of AI-generated code - from poisoned models to supply-chain attacks - and shows how to defend your software before it’s too late. #geecon #AI
2026.geecon.org/speakers/inf...
January 20, 2026 at 11:46 AM
Welcome back Steve Poole! 👋
In “The Enemy Within: How AI is Weaponizing Your Code”, Steve exposes the dark side of AI-generated code - from poisoned models to supply-chain attacks - and shows how to defend your software before it’s too late. #geecon #AI
2026.geecon.org/speakers/inf...
In “The Enemy Within: How AI is Weaponizing Your Code”, Steve exposes the dark side of AI-generated code - from poisoned models to supply-chain attacks - and shows how to defend your software before it’s too late. #geecon #AI
2026.geecon.org/speakers/inf...
Join #geecon and meet Lucía Conde Moreno - Consultant Software Engineer at Info Support and AI Engineer at Aigency, a true Jack Of All Trades.
2026.geecon.org/speakers/inf...
2026.geecon.org/speakers/inf...
January 20, 2026 at 10:37 AM
Join #geecon and meet Lucía Conde Moreno - Consultant Software Engineer at Info Support and AI Engineer at Aigency, a true Jack Of All Trades.
2026.geecon.org/speakers/inf...
2026.geecon.org/speakers/inf...
Please welcome Jonathan Vila López - Developer Advocate, Community Leader, Java Champion, and international speaker.
Jonathan will present “Agents With Seatbelts: Practical Ways to Keep AI Code Generation Under Control”
2026.geecon.org/speakers/inf...
Jonathan will present “Agents With Seatbelts: Practical Ways to Keep AI Code Generation Under Control”
2026.geecon.org/speakers/inf...
January 16, 2026 at 11:45 AM
Please welcome Jonathan Vila López - Developer Advocate, Community Leader, Java Champion, and international speaker.
Jonathan will present “Agents With Seatbelts: Practical Ways to Keep AI Code Generation Under Control”
2026.geecon.org/speakers/inf...
Jonathan will present “Agents With Seatbelts: Practical Ways to Keep AI Code Generation Under Control”
2026.geecon.org/speakers/inf...
#GeeCON is now open for CFP submissions for the 2026 edition, happening on May 14–15! Step in, share your story, and inspire the community — submit your talk proposal on #Java, #AI, #SoftwareEngineering, #Microservices, #Cloud, #SoftwareCraftsmanship, or #Agile. 2026.geecon.org/cfp/
November 18, 2025 at 10:29 AM
#GeeCON is now open for CFP submissions for the 2026 edition, happening on May 14–15! Step in, share your story, and inspire the community — submit your talk proposal on #Java, #AI, #SoftwareEngineering, #Microservices, #Cloud, #SoftwareCraftsmanship, or #Agile. 2026.geecon.org/cfp/
Save the dates – 14–15 May 2026. GeeCON is coming better than ever!
2026.geecon.org
2026.geecon.org
November 14, 2025 at 12:02 PM
Save the dates – 14–15 May 2026. GeeCON is coming better than ever!
2026.geecon.org
2026.geecon.org
🎥 Access GeeCON 2025 recordings & help our little friend Kuba!
If you couldn’t attend GeeCON, you can still donate ~35 EUR at 2025.geecon.org/recordings/ to get full access to the videos.
Let’s show the strength of the Java community once again! 💪
#fundraiser #charity #geecon
If you couldn’t attend GeeCON, you can still donate ~35 EUR at 2025.geecon.org/recordings/ to get full access to the videos.
Let’s show the strength of the Java community once again! 💪
#fundraiser #charity #geecon
June 26, 2025 at 11:05 AM
🎥 Access GeeCON 2025 recordings & help our little friend Kuba!
If you couldn’t attend GeeCON, you can still donate ~35 EUR at 2025.geecon.org/recordings/ to get full access to the videos.
Let’s show the strength of the Java community once again! 💪
#fundraiser #charity #geecon
If you couldn’t attend GeeCON, you can still donate ~35 EUR at 2025.geecon.org/recordings/ to get full access to the videos.
Let’s show the strength of the Java community once again! 💪
#fundraiser #charity #geecon
Reposted by geecon
127 snippets selected for @geecon.bsky.social talk "The Best of Java Shorts Show: 100 Snippets in 45 Minutes" See you very soon in Room 1. #java #geecon
May 14, 2025 at 10:13 AM
127 snippets selected for @geecon.bsky.social talk "The Best of Java Shorts Show: 100 Snippets in 45 Minutes" See you very soon in Room 1. #java #geecon
Reposted by geecon
It is real! @adamdudczak.bsky.social @ @geecon.bsky.social !
Today in Cracov! Only in cinema!
Be there!
Today in Cracov! Only in cinema!
Be there!
May 14, 2025 at 5:27 AM
It is real! @adamdudczak.bsky.social @ @geecon.bsky.social !
Today in Cracov! Only in cinema!
Be there!
Today in Cracov! Only in cinema!
Be there!
Reposted by geecon
May 14, 2025 at 8:10 AM
Familiar with Java streams? Time to take the next step! Ron Veen (@ronveen) at #geecon will reveal the secrets of Stream Gatherers and how to create advanced custom operations that transform data processing. Expect hands-on insights! 2025.geecon.org/speakers/inf...
May 13, 2025 at 3:01 PM
Familiar with Java streams? Time to take the next step! Ron Veen (@ronveen) at #geecon will reveal the secrets of Stream Gatherers and how to create advanced custom operations that transform data processing. Expect hands-on insights! 2025.geecon.org/speakers/inf...
Domain-Driven Design sounds great, but are we always building good models? Vadzim Prudnikau at #geecon will show how to avoid traps and mistakes that lead to… useless models. Get ready for some hard truths! 2025.geecon.org/speakers/inf...
May 13, 2025 at 10:30 AM
Domain-Driven Design sounds great, but are we always building good models? Vadzim Prudnikau at #geecon will show how to avoid traps and mistakes that lead to… useless models. Get ready for some hard truths! 2025.geecon.org/speakers/inf...
Let’s welcome Viktor Gamov from Confluent, who will show at #geecon 2025 that stream processing in Java is more than tech – it’s a real adventure. Want to see how the pros do it? Don’t miss it! 2025.geecon.org/speakers/inf...
May 13, 2025 at 6:24 AM
Let’s welcome Viktor Gamov from Confluent, who will show at #geecon 2025 that stream processing in Java is more than tech – it’s a real adventure. Want to see how the pros do it? Don’t miss it! 2025.geecon.org/speakers/inf...
Join #geecon 2025 and meet Otavio Santana – Java master, open source leader, and Duke’s Choice Award winner! Discover how he simplifies database operations for modern architectures and inspires you to reach higher. Learn from a true innowator shaping the future. 2025.geecon.org/speakers/inf...
May 12, 2025 at 12:39 PM
Join #geecon 2025 and meet Otavio Santana – Java master, open source leader, and Duke’s Choice Award winner! Discover how he simplifies database operations for modern architectures and inspires you to reach higher. Learn from a true innowator shaping the future. 2025.geecon.org/speakers/inf...
Thrilled to have Michał Gawarzyński, Engineering Manager @Allegro, join us to share his insights on “The Art of Trade-off”. Learn how Allegro’s marketing automation system processes 25,000+ incoming events...
2025.geecon.org/speakers/inf...
2025.geecon.org/speakers/inf...
May 12, 2025 at 10:07 AM
Thrilled to have Michał Gawarzyński, Engineering Manager @Allegro, join us to share his insights on “The Art of Trade-off”. Learn how Allegro’s marketing automation system processes 25,000+ incoming events...
2025.geecon.org/speakers/inf...
2025.geecon.org/speakers/inf...
Excited to welcome Bazlur Rahman (@bazlur.ca) – Java Champion, author, and speaker – to our stage! Join his session, “Java + LLMs: A Hands-on Guide to Building LLM Apps in Java”, for a deep dive into harnessing the power of Java for large language model applications. 2025.geecon.org/speakers/inf...
May 12, 2025 at 5:59 AM
Excited to welcome Bazlur Rahman (@bazlur.ca) – Java Champion, author, and speaker – to our stage! Join his session, “Java + LLMs: A Hands-on Guide to Building LLM Apps in Java”, for a deep dive into harnessing the power of Java for large language model applications. 2025.geecon.org/speakers/inf...
Meet Piotr Łaskawiec at #geecon 2025! JVM expert and pragmatic problem-solver reveals how GenAI can work smoothly in your app. Join us and experience the future of software! 2025.geecon.org/speakers/inf...
May 8, 2025 at 6:37 PM
Meet Piotr Łaskawiec at #geecon 2025! JVM expert and pragmatic problem-solver reveals how GenAI can work smoothly in your app. Join us and experience the future of software! 2025.geecon.org/speakers/inf...
Mads Opheim (@madsopheim.com) is about to take the #geecon stage! With political insight and a passion for modern practices, he’ll show how diverse experiences turn a developer into a leader who inspires others. 2025.geecon.org/speakers/inf...
May 8, 2025 at 8:50 AM
Mads Opheim (@madsopheim.com) is about to take the #geecon stage! With political insight and a passion for modern practices, he’ll show how diverse experiences turn a developer into a leader who inspires others. 2025.geecon.org/speakers/inf...
Dylan Beattie (@dylanbeatt.ie) is about to take the keynote stage at #geecon! 🤟 With his unique blend of tech expertise and rockstar flair, he'll show you how to become a coding legend. Get ready for a session that combines code, comedy, and rock 'n' roll!
2025.geecon.org/speakers/inf...
2025.geecon.org/speakers/inf...
May 7, 2025 at 7:25 AM
Dylan Beattie (@dylanbeatt.ie) is about to take the keynote stage at #geecon! 🤟 With his unique blend of tech expertise and rockstar flair, he'll show you how to become a coding legend. Get ready for a session that combines code, comedy, and rock 'n' roll!
2025.geecon.org/speakers/inf...
2025.geecon.org/speakers/inf...
Meet Andrus Adamchik at #geecon 2025. He will show you how to wield Java data like a Swiss Army knife — versatile, powerful, and indispensable. Get ready for insights that will sharpen your code and your thinking! 2025.geecon.org/speakers/inf...
May 6, 2025 at 3:09 PM
Meet Andrus Adamchik at #geecon 2025. He will show you how to wield Java data like a Swiss Army knife — versatile, powerful, and indispensable. Get ready for insights that will sharpen your code and your thinking! 2025.geecon.org/speakers/inf...
A big thank you to Allegro (allegro.tech) for joining #geecon as a Gold level sponsor once again!
2025.geecon.org/partners/all...
2025.geecon.org/partners/all...
May 6, 2025 at 7:21 AM
A big thank you to Allegro (allegro.tech) for joining #geecon as a Gold level sponsor once again!
2025.geecon.org/partners/all...
2025.geecon.org/partners/all...
How do you handle 500TB of audit logs without breaking the bank? In his #geecon talk, Jacek Marmuszewski will show how cloud-native architecture and smart DevOps practices make it possible — fast, scalable, and cost-effective. 2025.geecon.org/speakers/inf...
May 6, 2025 at 6:37 AM
How do you handle 500TB of audit logs without breaking the bank? In his #geecon talk, Jacek Marmuszewski will show how cloud-native architecture and smart DevOps practices make it possible — fast, scalable, and cost-effective. 2025.geecon.org/speakers/inf...
Reposted by geecon
Wanna learn something new about #Scala and #Kotlin? 💻
Then don't miss the chance to meet our experts in May!
🔹 @geecon.bsky.social: @warski.org & Rafał Maciak
🔹 Scala meetup in Amsterdam: @warski.org
#conference #scalameetup #java #softwaredevelopment
Then don't miss the chance to meet our experts in May!
🔹 @geecon.bsky.social: @warski.org & Rafał Maciak
🔹 Scala meetup in Amsterdam: @warski.org
#conference #scalameetup #java #softwaredevelopment
May 5, 2025 at 10:38 AM
Wanna learn something new about #Scala and #Kotlin? 💻
Then don't miss the chance to meet our experts in May!
🔹 @geecon.bsky.social: @warski.org & Rafał Maciak
🔹 Scala meetup in Amsterdam: @warski.org
#conference #scalameetup #java #softwaredevelopment
Then don't miss the chance to meet our experts in May!
🔹 @geecon.bsky.social: @warski.org & Rafał Maciak
🔹 Scala meetup in Amsterdam: @warski.org
#conference #scalameetup #java #softwaredevelopment
Are Java streams always the answer? Maurice Naftalin (@mauricenaftalin.bsky.social), author and Java expert, will share his insights at #geecon. Discover the strengths and limitations of streams in real-world scenarios. 2025.geecon.org/speakers/inf...
May 5, 2025 at 9:44 AM
Are Java streams always the answer? Maurice Naftalin (@mauricenaftalin.bsky.social), author and Java expert, will share his insights at #geecon. Discover the strengths and limitations of streams in real-world scenarios. 2025.geecon.org/speakers/inf...
Szymon Sadowski is about to turn your CI pipelines into a well-oiled machine! Expect practical hacks that make automation not just efficient, but downright enjoyable. Ready to develop smarter, not harder? 2025.geecon.org/speakers/inf...
May 2, 2025 at 10:46 AM
Szymon Sadowski is about to turn your CI pipelines into a well-oiled machine! Expect practical hacks that make automation not just efficient, but downright enjoyable. Ready to develop smarter, not harder? 2025.geecon.org/speakers/inf...