Reposted by Stephan JanssenDevoxx Belgium @devoxx.com · 11hThe #Devoxx Belgium setup is done ✅ Pre-registration is now in full swing! 🚀🎟️ Tomorrow, we officially kick off Devoxx Belgium 2026. 🔥🇧🇪 0132
Stephan Janssen @stephanjanssen.be · 03/10/2026We just passed 100K downloads of @devoxxgenie.bsky.social 🔥🤩 061
Reposted by Stephan JanssenDevoxx Belgium @devoxx.com · 01/10/2026The games are in. It’s your turn to play! 🎮 🕹️ The #Devoxx Robot Games community has been busy building. Now we need your reviews and ratings: try the games, pick your favourites and give them 1–3 stars. Play & Rate: game.devoxx.be/vote.html 011
Stephan Janssen @stephanjanssen.be · 30/09/2026Wow... some amazing #Devoxx Games have arrived ❤️🤩 Deadline is tonight... game.devoxx.begame.devoxx.beBig personality. Little robot.Meet Voxxy in 3D, then build a playable game with Voxxy, Droid and Biggy inside the Kinepolis Antwerp. Three winners take Devoxx Belgium tickets. 040
Reposted by Stephan JanssenDevoxx Belgium @devoxx.com · 30/09/2026❤️🎙️ Devoxx Belgium Speakers on Bsky 👀 02312
Stephan Janssen @stephanjanssen.be · 30/09/2026What do you have exactly in mind when you say "starter pack" ? On the feed suggestion we received many cats and dogs as a result of that 🫣 100
Reposted by Stephan JanssenDevoxx Belgium @devoxx.com · 30/09/2026Speaking at Devoxx Belgium next week? 🎤 Claim your speaker profile in the Devoxx Companion app: see your ratings & feedback, upload slides, pick your photos and reply to comments. Pro tip: put your talk's QR code on your last slide ⭐ 👉 m.devoxx.com/events/dvbe26 142
Stephan Janssen @stephanjanssen.be · 29/09/2026Looks like #OpenAi is starting to connect the dots 🫣🔵🟢 010
Stephan Janssen @stephanjanssen.be · 29/09/2026Let's go!! #Devoxx redirect.devoxx.be/nl3/63Kt_x-K... 095
Stephan Janssen @stephanjanssen.be · 25/09/2026Last weekend to work on your #Devoxx Robots game! Still polishing levels, squashing bugs, or adding that one last crazy feature? Now’s the time 😅 👉 game.devoxx.be I’ll also share a short demo of my own game, just as a bit of inspiration/reference 🎮👀 030
Stephan Janssen @stephanjanssen.be · 22/09/2026#Anthropic releases Opus 5.5 👀 "30% faster than Fable but 40% cheaper than Opus 5 per task" 012
Stephan Janssen @stephanjanssen.be · 20/09/2026Parallel Constrained Decoders (PCD) as a possible solution for Agents Mis-alignment?! Love to hear your thoughts on this... www.linkedin.com/pulse/observ... 012
Stephan Janssen @stephanjanssen.be · 18/09/2026I built a native PCD (Parallel Constrained Decoder) server that embeds llama.cpp and guarantees bounded JSON. Every field gets exactly one allowed value & the probability behind it 🔥 MIT, local GGUF, macOS binary, Linux compliant 👇 github.com/stephanj/pcd...github.comGitHub - stephanj/pcdServer: Native Parallel Constrained Decoder Server for Apple and LinuxNative Parallel Constrained Decoder Server for Apple and Linux - stephanj/pcdServer 020
Reposted by Stephan JanssenRock the JVM @rockthejvm.com · 17/09/2026New podcast episode! Stephan Janssen (@stephanjanssen.be), creator of @devoxx.com - agentic engineering, staying ahead of the curve, and memorable conferences links below 121
Stephan Janssen @stephanjanssen.be · 17/09/2026Just released a Parallel Constrained Decoding service using java, llama.cpp with local models 🤩🔥🚀 github.com/stephanj/par... #Enjoy #Jev #LookAlikegithub.comGitHub - stephanj/parallelConstraintDecoding: Parallel Constraint Decoding using both Java and PythonParallel Constraint Decoding using both Java and Python - stephanj/parallelConstraintDecoding 000
Stephan Janssen @stephanjanssen.be · 17/09/2026We are in the "Agentic Misbehavior" phase 🫣 #MisAlignment openai.com/index/model-... 020
Stephan Janssen @stephanjanssen.be · 14/09/2026Must see presentation on the OpenAI's Agentic attack on HuggingFace from OpenAI's engineers... 🫣 youtu.be/87DyyMV0kCYyoutu.beBlack Hat USA 2026 | The 'Breaking' News: The OpenAI–Hugging Face IncidentYouTube video by Black Hat 041
Stephan Janssen @stephanjanssen.be · 08/09/2026BTW The 3D animation of the robots took GPT 6 about 30 minutes of "work" for each robot using threejs. #CrazyTimes 000
Stephan Janssen @stephanjanssen.be · 08/09/2026🤖 The #Devoxx Robot Games are ON. More info at game.devoxx.be 121
Reposted by Stephan JanssenDevoxx Belgium @devoxx.com · 03/09/2026The Devoxx Belgium 2026 schedule is LIVE! 🚀 And we’re not quite done yet, expect another 10 talks to be added very soon! 🔥 Once again, the scheduling magic was powered by Timefold ❤️ m.devoxx.com/events/dvbe2... 084
Reposted by Stephan JanssenDevoxx Belgium @devoxx.com · 01/09/202634 days to Devoxx Belgium. 184 talks, 187 speakers and counting, the schedule app already open for favouriting, and two movie nights in the Kinepolis screens, including a premiere the night before it hits theatres 🍿 It's all in this week's newsletter 👇 redirect.devoxx.be/nl3/yrFcvRn8... 072
Stephan Janssen @stephanjanssen.be · 28/08/2026#Amazon SES gives me that at a fraction of the mailjet cost! 010
Stephan Janssen @stephanjanssen.be · 28/08/2026Normally I use backlog.md but for this project I used the SuperPowers skill with both GPT Sol and Fable reviewing the specs and planning 🔥 #TeamWork 110
Stephan Janssen @stephanjanssen.be · 27/08/2026Replaced #Mailjet with my own self-hosted, DMARC, SPF and DKIM-compliant SMTP server. Built in just two days using spec-driven development 🔥 Another selfware project is already using it 🤩 #HavingFun 261
Stephan Janssen @stephanjanssen.be · 25/08/2026‼️Devoxx Belgium 2026 Tickets ‼️ 2nd Batch Drops August 31 at 14h00 CEST 🔥🚀 This batch will include the last available Conference-only tickets, along with a limited number of Combi and Deep Dive tickets! 👉🏽 reg.devoxx.be 011
Stephan Janssen @stephanjanssen.be · 19/08/2026Already 2100+ Devoxxians set to attend #Devoxx Belgium this year... Second registration batch opens on August 31st with a limited batch of conference-only tickets 🔥👀🧠 👉 reg.devoxx.bereg.devoxx.be 051
Reposted by Stephan JanssenDevoxx Belgium @devoxx.com · 14/08/2026You can already get a glimpse of what’s coming at Devoxx Belgium 2026! m.devoxx.com/events/dvbe26 🔥🚀 Updates every hour... 👀 072
Stephan Janssen @stephanjanssen.be · 13/08/2026I was sure it already existed but prefered my own selfware #JITSoftware But thanks for sharing! 100
Stephan Janssen @stephanjanssen.be · 13/08/2026Mailtrap wasn't working for me anymore so I asked Claude to create a local SMTP app so I can test the new #Devoxx CFP bulk email feature... #SelfWare Feel free to use it github.com/stephanj/mai...github.comGitHub - stephanj/mailtraxxContribute to stephanj/mailtraxx development by creating an account on GitHub. 100
Stephan Janssen @stephanjanssen.be · 13/08/2026Yesterday evening, during the eclipse, we held our final CFP selection meeting for #Devoxx Belgium, with both local & remote participations. A huge THANK YOU to everyone involved in reviewing and rating the talks! Expect related emails over the next two days… 🚀 2123
Reposted by Stephan JanssenDevoxx Genie @devoxxgenie.bsky.social · 12/08/2026See What the Agent Changed: Diffs Are Back 🔥 v1.13.0 genie.devoxx.com/blog/agent-c... 011
Stephan Janssen @stephanjanssen.be · 11/08/2026We introduced a Devoxx Belgium registration waiting room, will be interesting to see it in action next week! 040
Reposted by Stephan JanssenDevoxx Genie @devoxxgenie.bsky.social · 10/08/2026V1.12.0 now supports Personas, available on the jetbrains plugin marketplace 👀 genie.devoxx.com/blog/personasgenie.devoxx.comPersonas: Switch the System Prompt Without Rewriting It | DevoxxGeniePersonas are named system prompts you pick from a dropdown in the DevoxxGenie tool window — Developer, Reviewer, Architect, Test Engineer out of the box, plus your own. Available from DevoxxGenie 1.12... 011
Stephan Janssen @stephanjanssen.be · 30/07/2026Now available on the JetBrains plugin marketplace as v1.11.0 000
Reposted by Stephan JanssenDevoxx Belgium @devoxx.com · 30/07/2026A new Devoxx Belgium record! 🔥🚀 We’ve never had this many Platinum Sponsors before. A huge Thank You for your trust and support. See you at Devoxx Belgium 2026! 061
Stephan Janssen @stephanjanssen.be · 29/07/2026Anybody wants to test the new Queue / Steer user prompts for DevoxxGenie? See github.com/devoxx/Devox... 👀🔥 #PreRelease 112
Reposted by Stephan JanssenDevoxx Belgium @devoxx.com · 23/07/2026Full analysis of the 770+ received proposals for Devoxx Belgium 2026 📊👀 The program committee is now reviewing them. Meanwhile, we analysed the submission data: tracks, formats, countries, companies, and the topics speakers are bringing to the stage. blog.devoxx.be/2026/07/23/d... 033
Stephan Janssen @stephanjanssen.be · 20/07/2026And Google might be doing something similar 👀👇 thenextweb.com/news/google-...thenextweb.comGoogle Frozen chip: Gemini baked into the siliconA report says the Google Frozen chip would hardwire Gemini into silicon for up to 10x efficiency by 2028. What it means for AI. 000
Stephan Janssen @stephanjanssen.be · 20/07/2026This is the way: The model is The computer! taalas.comtaalas.comTaalas | The model is The ComputerWe are creating a platform that makes it easy to turn any deep learning model into custom silicon quickly. 121
Reposted by Stephan JanssenDevoxx Genie @devoxxgenie.bsky.social · 20/07/2026v1.10.0 is now available on the @JetBrains Marketplace! 🚀 This release introduces preview support for Cloudflare AI Gateway models and tool blacklists, giving you more control over your AI workflows! 1) genie.devoxx.com/blog/cloudfl... 2) genie.devoxx.com/blog/run-com...genie.devoxx.comA Seatbelt for run_command: The Command Blacklist | DevoxxGenieAgent Mode can now be told which shell commands it must never run unsupervised. The new command blacklist matches destructive commands like 'git reset --hard' or 'rm -rf' even when they hide inside co... 011
Stephan Janssen @stephanjanssen.be · 18/07/2026We received 166 #Devoxx Belgium proposals on the final day. Turns out the real developer superpower isn’t AI, it’s committing an abstract at 23:59 😅 1101
Reposted by Stephan JanssenDevoxx Belgium @devoxx.com · 17/07/2026⏰ LAST DAY to submit your talk for Devoxx Belgium 2026! Share what you’ve built, learned, solved or explored with the Devoxx community. CFP closes today at 23:59 CEST 👉 dvbe26.cfp.dev 098
Stephan Janssen @stephanjanssen.be · 16/07/2026A Stream Deck is a cheaper solution, or just use a microphone 🫣🎤 110
Stephan Janssen @stephanjanssen.be · 16/07/2026I joke in my Agentic masterclass that we only need a simplified keyboard with GenAI, yesterday #OpenAI releases Codex mini 😅 242