Rich Internet Applications
Meetup with other local people who are interested in Rich Internet Applications (RIA). Gather and discuss the designing and coding of web-based applications using next generation tools such as Lazslo, Flex, and MXML.
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Rich Internet Applications Events Today
Join in-person Rich Internet Applications events happening right now
đ Learn Public Speaking â Every Wednesday - The Center, Potsdamer Platz
**Join us for our Table Topics & Evaluations Speech Contest:** Where speakers think on their feet, evaluators sharpen their feedback skills, and our Chief Judge, Bobby Singh, keeps the competition running smoothly.
**Thatâs what this Speech Contest is about.**
* **Youâll see brave speakers handle unexpected questions without notes.**
* **Youâll hear evaluators give feedback thatâs clear, honest, and powerful.**
Whether itâs your first time or youâre a regular guest, youâre in for an evening featuring our best inspiring impromptu speeches and sharp evaluations, all in a warm and supportive atmosphere.
*Leave with practical tools, fresh ideas, and renewed inspiration.*
*Whether you want to speak up at work, boost your presence, or just meet inspiring people, youâll feel at home at Mercury Toastmasters Berlin.*
***
**[Hear it from our members:](https://maps.app.goo.gl/eRtvR9DRNqU9WZQn7)**
*âYou can sharpen your public speaking skills and gain tons of confidence, while having fun and making new friends. Mercury is well-structured, fun, and affordable.â*
â *Therese Pitt*
*âMercury gave me a safe place to speak, create, and grow. I love the multicultural vibe and supportive community. Itâs the best place to learn and have fun.â*
â *Krisztina Linka*
***
**[Did You Know?](https://mercurytoastmasters.de/about-mercury-toastmasters-berlin/)**
Toastmasters is where people go to get better at speakingâand grow into confident communicators and leaders.
Today [Toastmasters ](https://mercurytoastmasters.de/about-mercury-toastmasters-berlin/)has 350,000+ members across 16,000 clubs in 143 countries. And [Mercury](https://mercurytoastmasters.de/find-toastmasters-meetings-in-berlin/) is one of the best places to experience it.
So bring your curiosity, your energyâand just be yourself.
Whether youâre just starting or ready to level up, thereâs a place for you here.
***
**[Wondering what you get as a member?](https://mercurytoastmasters.de/membership-mercury-toastmasters-berlin/)**
Think expert feedback, real-world speaking practice, and a supportive crew thatâs got your back.
[See you Wednesday night! ](https://mercurytoastmasters.de/find-toastmasters-meetings-in-berlin/)
Hands-on with Agent Development Kit (ADK) @ Google Office
Get hands-on with Google Agent Development Kit (ADK), Googleâs framework for building, evaluating, and deploying AI agents. You'll progressively learn to design advanced agents and train them to play the text-based adventure game âThe Garden of the Forgotten Promptâ. Get ready to explore a mysterious world, solve puzzles, and uncover secrets!
đ Agenda:
âśď¸ 6:00 pm: Doors open with networking and snacks
âśď¸ 7:00 pm: Opening Keynote
âśď¸ 7:15 pm: Workshop (đLaptops are required. Please charge them in advance!)
Abdelfettah Sghiouar (Abdel) - Cloud Developer Advocate @ Google Cloud
Daniela Petruzalek - Senior Developer Relations Engineer @ Google Cloud
âśď¸ 9:00 pm: Network & Drinks đđťâ
âśď¸ 9:30pm: Doors close
Google Cloud Credits
Weâre planning to offer Google Cloud credits to attendees so you can explore and experiment on GCP during the event. Activation details and instructions will be shared on-site.
Agenda
---
Speakers
Daniela Petruzalek - Google (Senior Developer Relations Engineer @ Google Cloud)
Abdel Sghiouar
Hosted By
Yevgen Batovskyi, Organizer
Esra Kadah, Organizer
Senior App Developer | Author of "Flutter Design Patterns & Best Practices" | Co-Organizer of Flutteristas, Flutter Berlin, GDG Cloud Berlin, Flutter Community AI Circle | đŠđźâđť Antigua Mobile
Hany Elfouly, Co-founder & CEO
Mohamed Islem Ayari, Organizer
---
Partner
Google (https://blog.google/intl/de-de)
---
Complete your event RSVP here: https://gdg.community.dev/events/details/google-gdg-cloud-berlin-presents-hands-on-with-agent-development-kit-adk-google-office/.
Berlindroid Monthly February Meetup
Let's talk Android!
This month, we are at SumUp and are welcoming these amazing opportunities:
**Android AI Workflows** - *Frank Tamre*
I will share a practical, what i sue set of AI workflows I use in Android projects to ship faster without sacrificing code quality. This isnât a âprompt engineeringâ talk; Itâs a set of repeatable patterns that can integrate into Android engineering.
**Crafting Idiomatic APIs with Kotlin and Compose** - *Ash Davies*
In this talk, weâll dive into the principles of idiomatic Kotlin and explore how they apply to designing Compose APIs. Youâll learn how to leverage Kotlinâs language features, from DSLs and inline functions to advanced type safety and composable conventions, to craft APIs that are a joy to use. By mastering these techniques, you can deliver APIs that not only âworkâ but truly feel like Kotlin.
**Your Talk here** - *You*
*{Insert your talk topic here}*
Afterwards, we welcome you to stay and socialize (or sit in the corner listening) with or against our community.
Happy Coding / Prompting / Designing / Leading / Working.
Lenten Devotional Vespers
**Lenten Evening Vespers â Holden Evening Prayer (Marty Haugen)**
Join us for a quiet, candlelit service of Lenten Evening Vespers using *Holden Evening Prayer* by Marty Haugen â one of the most beloved and meditative settings of the Christian evening office.
As the sun sets and the day slows, we gather for prayer, scripture, silence, and song. This simple, beautiful liturgy creates space to breathe, reflect, and listen for Godâs voice in the midst of a busy world.
### Why Lent?
Lent is the 40-day season of preparation leading to Easter. It is a time of honesty and renewal â a season for turning our hearts back toward God, remembering our need for grace, and walking again the road that leads to the cross and ultimately to resurrection. Traditionally, Lent is marked by prayer, reflection, repentance, and hope.
### Why Vespers?
Vespers is the ancient evening prayer of the church. For centuries, Christians have gathered at dusk to mark the close of day with psalms, scripture, and song. In Lent, evening prayer becomes a particularly powerful practice â slowing us down, quieting our hearts, and inviting us into the deep mystery of Christâs journey toward the cross.
### About Holden Evening Prayer
Written by Marty Haugen at Holden Village, this setting of Evening Prayer is known for its hauntingly beautiful melodies and its gentle, contemplative spirit. The music is simple, repetitive, and easy to sing â drawing everyone into prayer, whether you are new to church or have prayed these words for a lifetime.
***
Come as you are.
All are welcome.
No church background required.
Step out of the noise of the world and into the stillness of the evening.
Walk the Lenten road together â one prayer at a time.
Agentic coding with OpenCode & Composer Deep Dive
Hello fellow Symfonians,
we are thrilled to announce the first user group meeting of the year, featuring two insightful talks that you **won't want to miss**!
This time we are hosted by c-base (Rungestrasse 20
10179 Berlin).
Come by and enjoy an evening of learning, networking, and socializing with fellow Symfony and PHP developers.
**Agenda:**
18:30: Doors open
19:00: Welcome and Introduction
19:20: **Talk 1: "Agentic coding with OpenCode" by Damijan Cavar**
19:50: Break & Snack
20:00: **Talk 2: "Composer Deep Dive" by Nils Adermann**
20:40: Socializing
**Talk Details:**
**Talk 1: "Agentic coding with Opencode" by Damijan Cavar**
Summary (ChatGPT generated):
AI coding assistants are evolving beyond âvibe codingâ toward **agentic, spec-driven development**. This talk explores why prompt-based workflows break down at scale and how structured specifications create a reliable foundation for autonomous coding agents.
Youâll see how **OpenCode**, an open-source, model-agnostic coding agent, uses planners, implementers, and reviewers to turn specs into verifiable code while keeping context small and repeatable. The session also covers practical security considerations, sandboxing strategies, and real-world lessons from using agents on non-trivial projects.
**Talk 2: "Composer Deep Dive" by Nils Adermann**
This talk will take the audience on a deep dive into Composer. We'll start on the surface with the big picture of Composer (how exactly do require/update/install relate to json/lock/vendor), followed by commands and arguments not widely known and used (e.g. bump, why/why-not, update options like --with-all-dependencies, --minimal-changes, and --ignore-platform-req=php+ and what exactly the plus means). We'll then advance to the underlying concepts like the platform repository, security concepts around Composer plugins and answer questions like "Why is there a hash in the lock file and how to resolve conflicts?", or "Why do repositories need to be defined on the root composer.â json?" and finally reach into dependency resolution with a quick explainer on how Composer uses a SAT solver and boolean algebra to decide which packages to install. Back above water, the talk will end with an outlook on changes we're planning for Composer and [packagist.org](http://packagist.org) in the future.
Don't miss these insightful talks, engaging discussions, and networking opportunities. We can't wait to see you at the **February Symfony User Group**!"
If you have any questions or accessibility requirements, please reach out to us. Also, if your company wants to be the next host for the User Group, just let us know!
Painting Workshop - Oil Colors, Acrylics [Elegant Approach]
A 2.5 hours oil color - acrylics painting lesson.
**About this course**
This is a painting workshop with the goal of teaching people how to create paintings using either oil colors or acrylics. The total subject lessons consists of around **27 lessons** that last 2.5 hours each. You can join at any time during the course.
On each lesson the first part will be about theory and exercise and the second one about canvas time. Each participant will have the chance to work on canvas and start making paintings as artworks. All materials are provided by us.
Each lesson has a subject. We do not follow a particular order, and every lesson is actually unique and many times personalized. This means that every time the attendess will have to do something new and different.
You do not have to paint on canvas and with the mentioned art materias, you can also choose to use any of your wish. Most of the observations and exercises work well with all art materials.
It is suitable for beginners and or even professionals who want to rationalize the canvas painting process. It is being hosted by the visual artist [Miltos Despoudis](https://miltosdespoudis.gr/).
**How much does it cost?**
Check below:
* 5 x Lessons Packet (2.5 hours each) cost **120âŹ.**
* First lesson try-out costs **17âŹ**. You can do that only once.
* 1 x Lesson (2.5 hours) costs **30âŹ.**
You can pay either by cash or card at the event.
Aďťżll of the materials are included within the ticket reservation **except the canvases.** You can paint anything on a canvas we will provide you free but if you want to keep the canvas you will have to purchase it at the same cost we bought it. Canvases range from 3 to 9 Euros.
**How do I subscribe?**
You need to reserve a spot here and come at the event. You can pay at the event.
Please verify that you are attending so that we know and prepare accordingly with the art supplies.
**What do I need?**
Watercolors materials will be provided at the venue. You can also bring your own art supplies, it might be helpful to learn working with what you have. Keep in mind that working with colors might make your clothes dirty, but in general we try to be clean.
**More Info**
Tďťżhe workshop happens almost every Wednesday.
Learn more about the watercolor lesson plan here:
[https://creativesessions.art/workshops/painting-workshop/](https://creativesessions.art/workshops/painting-workshop/)
**Refund Policy**
Oďťżn case by case scenario. If you paid for the tryout session we can refund up to one day before the event starts. If you paid for the lesson packet and used one of the tickets no refunds are possible.
Real-time flight data streaming, anomalies, predictions, and visualizations
Join us for a hands-on workshop by Olena Kutsenko on Wednesday, February 25th from 5:30pm hosted by SPACE SHACK Coworking!
đ**Venue:**
**SPACE SHACK Coworking**
AkazienstraĂe 3A, 10823 Berlin, Germany
đ **Agenda:**
* 5:30pm â 6:00pm: Welcome, Food/Drinks & Networking
* 6:00pm - 8:30 pm: Workshop by Olena
**đ So that Olena has an idea of audience priorities, please fill in the [pre-workshop form](https://docs.google.com/forms/d/e/1FAIpQLSeJsBjgkL2EXvPtBScXtI5yAv6N9gFg64QmMajMUiMmaPllxQ/viewform?usp=sharing&ouid=117948459316244235775) when you can (no personal info is collected)**
**đĄ Speaker & Workshop Details:**
Olena Kutsenko, Staff Developer Advocate, Confluent
**Hands-on workshop: real-time flight data streaming, anomalies, predictions, and visualizations**
**Workshop Overview**
In this hands-on session, we'll build a real-time analytics pipeline using flight data and modern streaming tools â step by step, and without hand-waving.
We'll start by streaming data into Apache Kafka using Confluent Cloud, process it with Apache Flink, and land it in Apache Iceberg using Tableflow. From there, we'll query the data with Trino and turn it into dashboards using Superset. Everything runs in a practical setup you can reproduce later, including Docker and cloud-managed services.
Along the way, we'll also look at anomaly detection and simple predictions using built-in functions, so you can see how real-time insights can be added without building custom ML pipelines or complex models.
This session is all about doing, not slides. You'll see how the pieces actually fit together, what decisions matter in practice (regions, credentials, formats), and how to go from streaming data to analytics in a way that scales.
If you're curious about real-time analytics, Kafka + Flink in the cloud, or how streaming, analytics, and lightweight predictive use cases come together in the same pipeline, this workshop will give you a clear, working mental model â and code you can take home.
No prior experience with Kafka, Flink, or Iceberg required! Just bring your curiosity and a laptop!
**Technical Prerequisites:**
To make sure you can get hands on during this workshop, please make sure the following are installed on your system (**Make sure your bring your laptops!)**
**1\. GitHub Account**
* **Zero Install (Recommended)**: Use GitHub Codespaces or open in Dev Container - everything pre-installed!
**2\. Local Setup: Install the tools below on your machine \(takes \~10 minutes\)**
* [VSCode with Confluent Extension:](http://%5Bhttps//%5Bdocs.confluent.io/cloud/current/client-apps/vs-code-extension.html%5D%5D(docs.confluent.io/cloud/current/client-apps/vs-code-extension.html%5D)(%5Bhttps://docs.confluent.io/cloud/current/client-apps/vs-code-extension.html%5D(https://docs.confluent.io/cloud/current/client-apps/vs-code-extension.html))) For accessing Confluent Cloud resources.
* [Confluent CLI:](http://%5Bhttps//%5Bdocs.confluent.io/confluent-cli/current/install.html%5D%5D(docs.confluent.io/confluent-cli/current/install.html%5D)(%5Bhttps://docs.confluent.io/confluent-cli/current/install.html%5D(https://docs.confluent.io/confluent-cli/current/install.html))) To interact with Kafka clusters and topics.
* [Install DuckDB:](https://duckdb.org/docs/installation/) For querying Tableflow Iceberg tables.
**3\. Correctly setting up your Confluent Cloud account**
#####
**This step is optional, as we will go through how to set up Confluent Cloud during the event. However, if you want to get ahead, make sure you sign up, as so, to make sure you don't have to input your Credit Card:**
Use the code '**CONFLUENTDEV1**' when you reach the payment methods window [after signing up for Confluent Cloud via this link.](https://www.confluent.io/confluent-cloud/tryfree/?utm_source=meetup&utm_medium=eventpage&utm_campaign=tm.devx_ch.cryptoworkshop)
[\[More info about the workshop can be found here\](More detail about the workshop, including detailed agenda)](http://%5Bmore%20info%20about%20the%20workshop%20can%20be%20found%20here%5D(more%20detail%20about%20the%20workshop,%20including%20detailed%20agenda)/)
\*\*\*
DISCLAIMER
We don't cater to attendees under the age of 18.
If you want to host or speak at a meetup, please email [community@confluent.io](http://community@confluent.io/)
Rich Internet Applications Events This Week
Discover what is happening in the next few days
Risk. Security. Quality. Tackling Challenges in Supply Chains
Die zunehmende Vernetzung globaler Lieferketten bringt enorme Chancen, aber auch wachsende Risiken mit sich.
Beim Event "Risk. Security. Quality. Tackling Challenges in Supply Chains" beleuchten wir aktuelle Herausforderungen, Best Practices und Strategien, um Lieferketten sicherer und resilienter zu machen.
Freuen Sie sich auf einen entspannten Abend mit Expert:innen und ausreichend Gelegenheit, Ihr eigenes Netzwerk zu erweitern.
â° Wann?
26\. Februar 2026
đ Wo?
adesso, PrinzenstraĂe 34, 10969 Berlin
đ
Agenda
17:00 Uhr â Einlass
17:30 Uhr â GruĂwort von Gregor BĂśhme, Digitalexperte, adesso
17:40 Uhr â Fireside Chat mit Raoul Mancke, Nachhaltigkeitsexperte, Kiwa
18:00 Uhr â Fireside Chat mit Joachim Mohs, Cybersecurity-Experte, PwC Deutschland
18:20 Uhr â Keynote âEcosystem of Trust: Neue Ansätze fĂźr mehr Sicherheit in Lieferkettenâ, Sebastian Britz, CEO Kevla
18:45 Uhr â Networking, Food & Drinks
Bitte nutzen Sie die Anmeldung auf unserer Website unter:
đ https://eu1.hubs.ly/H0qHZ9J0
Agentic Deployment & Flinkâs Data Platform Ecosystem | Data Engineering Meetup
Letâs kick things off for another Meetup, this time focusing on Agentic Deployment and Flinkâs Data Platform Ecosystem.
Join us on February 26th in Berlin and bring all your questions! : )
**Pawel Wiszniewski: *"From Ingestion to Insight: Flinkâs Data Platform Ecosystem"***
[Pawel Wiszniewski](https://www.linkedin.com/in/pawel-wiszniewski/) is a Senior Data Engineer at[ Flink](https://www.goflink.com/shop/de-DE/deals/?campaignid=23008119587&adgroupid=190905032608&creative=676430819949&utm_source=google&utm_medium=search&gad_source=1&gad_campaignid=23008119587&gbraid=0AAAAABiSYNQr0V_xYSzvjjStCH6G-hLqP&gclid=CjwKCAiAkbbMBhB2EiwANbxtbQ-a9DxijUVV0nw5nXTXr037lYGiy6MIv5YbFjeo1qsZJStEPdBNxxoCPFQQAvD_BwE) and a well-known face at our Data Engineering Meetups. We're super excited to see our guest now stepping into the presenter's role.
About his keynote: "You have data, analysts, and business use cases. But you can't simply stitch them together with spreadsheets, SQL queries, and Python scripts and still expect business users to trust the dashboards. To ensure data quality, reliability, security and freshness, you need a well organised set of tools and processes: a Data Platform. In this presentation, I will explain how the Data Platform at Flink was built, outline its high-level architecture, and describe the key products, tools, and processes that enable us to operate over a thousand data models and maintain full visibility into the current state of the business."
**Sneha Nafade: *"AI Agents & Agentic Deployment"***
[Sneha Nafade](https://www.linkedin.com/in/sneha-nafade/) is a Cloud Architect at [Diconium](https://diconium.com/en/?utm_term=&utm_campaign=2025+%7C+Remarketing+%7C+DE/EN+%7C+All+Visitors&utm_source=adwords&utm_medium=ppc&hsa_acc=9083156072&hsa_cam=23281606208&hsa_grp=&hsa_ad=&hsa_src=x&hsa_tgt=&hsa_kw=&hsa_mt=&hsa_net=adwords&hsa_ver=3&gad_source=1&gad_campaignid=23483494785&gbraid=0AAAAADQqBJ6jY8TgZt7Ocjy37F5Gup62I&gclid=CjwKCAiAkbbMBhB2EiwANbxtbfuZyXSVyFENwFuHv9tAcygFWNM24hiXlk3rvKVpwBFfM__jFEBHBRoCMpsQAvD_BwE) with a rich experience in Cloud & Cybersecurity Architecture & Engineering.
About her keynote: "AI agents are becoming autonomous digital operators capable of managing pipelines, calling APIs, and responding to live data signals. This session provides a practical guide to designing, deploying, and governing agentic systems in real-world production environments."
â§ â§ â§
**What to expect:**
* Two expert talks and Q&A
* Networking opportunities in our great Creator Space
* Some snacks & drinks to fuel your thoughts : )
â§ â§ â§
**Timetable:**
* 18:30 - Event admission
* 18:50 - Welcome & Introduction
* 19:00 - Pawel Wiszniewski: *"From Ingestion to Insight: Flinkâs Data Platform Ecosystem"*
* 19:30 - 5 minutes break
* 19:35 - Sneha Nafade: *"AI Agents & Agentic Deployment"*
* 20:05 - Snacks, Drinks & Networking
* 21:30 - End
â§ â§ â§
More on the **-> [applydata data engineering meetup page](https://applydata.io/data-engineering-meetup/)**.
**Our goal is to form a local data-loving community, so join us and let's talk data together!**
â§ â§ â§
*At the event, sound, image and video recordings are created and published for documentation purposes as well as for the presentation of the event in publicly accessible media, on websites and blogs and for presentation on social media. By participating the event, the participant implicitly consents to the aforementioned photo and/or video recordings. Find [more information on data protection here](https://applydata.io/events/information-on-data-protection/).*
AI Memory and Founders Night | Agentic AI, Knowledge Graphs & AI Systems
This edition of **Global AI Berlin** focuses on one of the most important building blocks of modern AI systems: **AI Memory**.
**AI Memory and Founders Night** is an in-person AI meetup in Berlin for **developers, founders, and product leaders** working on **agentic AI systems, AI agents, and production-ready AI architectures**.
The event explores how **AI memory**, **knowledge graphs**, **context management**, and **multi-agent systems** are designed and operated in real-world AI applications. The focus is on **practical, production-grade patterns**, not theory.
With insights inspired by the Berlin AI ecosystem and organizations such as **Neo4j**, **Google**, **Microsoft**, and **Amazon Web Services**, the talks highlight how teams build **scalable, memory-enabled AI systems** in practice.
\*\*\*
\#\#\# đ Registration \(Limited Spots\)
Primary registration via:
[https://globalai.community/chapters/berlin/events/ai-memory-and-founders-night/](https://globalai.community/chapters/berlin/events/ai-memory-and-founders-night/)
\*\*\*
\#\#\# đ¤ Speakers & Topics
**Louis Buys** â CEO, Delta Campus
*Incubating the Next Generation of Developers and Startup Founders*
**Andreas Kollegger** â GenAI Lead, Neo4j
*Context Graphs for Agents â What, How, and Why to Act*
**Vasilije Markovic** â CEO, Cognee
*Building Memory for AI Agents*
**Elizaveta Zinovyeva** â Applied Scientist, AWS
*Analyzing Codebases with Multi-Agent Systems on Amazon Bedrock*
**Christian Kniep** â Agentic Thinker, MemVerge
*MemMachine: Agents That Learn, Memory That Lasts*
**Abdel Sghiouar** â Developer Advocate, Google
*Taming Agentic AI: Running Untrusted Code Safely on Kubernetes*
**Christian Glessner** â Microsoft MVP
*Microsoft Foundry and Foundry IQ*
\*\*\*
\#\#\# đĽ Who Should Attend
* AI developers and software engineers
* Technical founders and startup teams
* Product managers and AI architects
* Anyone building **agentic AI**, **AI agents**, **knowledge graphs**, or **memory-driven AI systems**
Coffee Run Club Lichtenberg
Fuelled by our pre-workout Espresso we go on a scenic run to Treptower Park. Whether you're training for a marathon or just decided to give running a shot: with us, you are welcome. We offer 5k or 10k routes, both with plenty of talk and good vibes all the way.
> Meet us @ 9:20 AM @ Green Wall Coffee Lichtenberg
> Get your pre-workout Espresso for only âŹ1
AI Memory and Founders Night
Register: [https://globalai.community/chapters/berlin/events/ai-memory-and-founders-night/](https://globalai.community/chapters/berlin/events/ai-memory-and-founders-night/)
This edition of the **Global AI Berlin** meetup focuses on one of the most critical topics for modern AI systems: **AI Memory** and its role in shaping the next generation of intelligent applications.
The event brings together founders, product leaders, and engineers to explore how memory is designed, structured, and operationalized in real-world AI systems. With contributions from teams at **Neo4j, Cognee, MemVerge, Riverty and more**, and the broader Berlin AI community, the discussions will cover practical approaches to building memory-enabled applications at production scale.
OWASP Berlin Spring 2026 Meetup
We're excited to announce our first event for 2026!
Join us for an evening of knowledge sharing, networking, and discussions on all things IT Security. Whether youâre a seasoned security professional or just starting out in the field, this is a great opportunity to connect with the community and learn from experts.
**The Talks**
* **[Virtual Keynote]** *Cybersecurity Changes I Expect in 2026* \- Daniel Miessler\, Founder of [Unsupervised Learning](https://newsletter.danielmiessler.com/)
* *Atlas and the "Wimmelbild" - why resilience needs static AND dynamic frameworks* \- Xaver Schulze\, Cyber Security Officer \(ret\) at Bosch Connected Industry
* *Stop Chasing CVEs* \- Nemo
Berlin Ethereum Meetup
Berlin is one of the most vibrant hubs for Ethereum builders, researchers, and advocates of privacy, decentralization, and open-source technology.
We're excited to welcome you to the Berlin Ethereum Meetups in 2026!
Join us as we explore new ideas, collaborate on projects, and grow our community! Our next meetup is open to all - from those new to Ethereum to long-standing community members and developers.
đď¸ **Agenda**
đ 6:30 - 6:40 pm - Arrivals
đĄ 6:40 - 6:45 pm - Community Updates & Ecosystem News by Eniko (Ethereum Foundation)
đĄ 6:45 - 6:55 pm - Funding the Ethereum kernel by Martin Hansen (Ethereum Foundation)
đĄ 6:55 - 7:10 pm - Updates on the Ethereum state from the Ethereum Foundation R&D team - Speaker TBC
7:10 - 7:30 pm - Bridging Decentralized Web & Web3 with DWeb Camp and Internet Archive - Speaker TBC
đ 7:30 pm - 9:00 pm - Open discussions and community networking
Whether youâre here to learn, contribute, or simply connect, join us as we continue building the next chapter of Ethereum in Berlin.
The talks will be recorded and uploaded to our [Youtube channel](https://www.youtube.com/@ethereumberlin). Subscribe to stay up to date!
Apply to speak at our future meetups: [Speaker Application](https://forms.gle/5y9Y5ywZC7pSEqpV9)!
The event is sponsored by [Gnosis](https://www.gnosis.io/).
To learn more about Ethereum, go to [ethereum.org](http://ethereum.org/) (content available in many different languages).
Rich Internet Applications Events Near You
Connect with your local Rich Internet Applications community
International Relations / Foreign Policy Group â Columbus Inaugural Meetup
**Welcome to the inaugural meeting of the International Relations / Foreign Policy Group Columbus!**
This group brings together students, professionals, academics, and anyone interested in global affairs, diplomacy, and geopolitics.
Our first meetup will be an informal discussion focused on current international developments and global trends. This is a great opportunity to:
⢠Meet others interested in international relations and foreign policy
⢠Discuss current global events and geopolitical developments
⢠Exchange perspectives and ideas in a respectful environment
⢠Build a network of globally minded individuals in Central Ohio (Columbus and periphery)
**Discussion topics may include:**
* Strategic planning for the group and the way forward
* US foreign policy priorities in 2026
* Major geopolitical developments (Europe, Asia, Middle East)
* Global security and strategic competition
* International economic and diplomatic trends
No prior expertise is requiredâeveryone is welcome, whether you're a student, professional, or simply interested in world affairs.
**This will be a casual, friendly, and intellectually engaging conversation.**
I look forward to meeting everyone and building a strong international relations / foreign policy community in Central Ohio.
Spec-Driven Development with GitHub Spec-Kit - Barret Blake
**Important time note:** Please plan on arriving between 5:30 and 6:00 as the elevators lock after 6 and you'll need to message us and we'll need to come get you.
The building address is 4450 Bridge Park
The entrance is 6620 Mooney St, Suite 400
You will need to scan your ID at the door to get a visitor badge.
**Abstract**
*Spec-Driven Development with GitHub Spec-Kit: From Intent to Implementation*
Spec-driven development flips the traditional workflow on its head: instead of code being the source of truth, the specification becomes the backbone of design, collaboration, and delivery. In this session, weâll explore how GitHub Spec-Kit enables teams to treat specifications as first-class artifactsâliving documents that drive architecture, implementation, and verification.
Youâll learn how Spec-Kit helps teams clearly express intent using structured, version-controlled specs that live alongside code. Weâll walk through a practical workflow that starts with defining system behavior and constraints, then progressively refines those specs into testable, automatable outcomes. Along the way, weâll show how specs can reduce ambiguity, improve cross-functional collaboration, and make design decisions explicit before a single line of production code is written.
This talk will cover:
--What spec-driven development is (and what it isnât)
--How GitHub Spec-Kit fits into modern developer workflows
--Using specs to align product, engineering, and AI-assisted development
--Real-world examples of turning specs into implementations with confidence
Whether youâre building greenfield systems, integrating AI into your stack, or trying to reduce costly rework, spec-driven development offers a scalable way to move faster without sacrificing clarity. Attendees will leave with concrete patterns and a clear mental model for adopting GitHub Spec-Kit in their own projects.
**YouTube Link**
TBA
Building Agents with Microsoft Foundry
We will show a variety of methods for building agents that run in Microsoft Foundry. This covers the different types of agents: Prompt, Multi, and Hosted, as well as the development lifecycle using evals and traces.
Columbus Educational Leaders Networking Event
## Overview
Networking event for aspiring school leaders interested in building their own high-quality K-12 public school in their community.
**About the Event:**
Aspiring school founders in the Columbus, OH, area are invited to join us for this special in-person networking event where you will be able to ask questions, learn more about the BES Fellowship and make sure you are prepared for the application process and beyond.
In addition to meeting like-minded leaders who are also committed to transforming education and bringing a high-quality K-12 option to their community, youâll have the opportunity to meet our team and gain special insights from Dr. Chaundria Smith, BES Senior Director of Fellowship Coaching, who works closely to support BES Fellows.
During this event, you can also learn more about the various regions across Ohio we are prioritizing for the BES Fellowship to ensure that new schools will respond to the needs of their community.
**About the BES Fellowship:**
Leaders in the BES Fellowship embark on a multi-year process to design, found, and lead an excellent K-12 public school that reflects and responds to community needs.
We are currently accepting applications to the 2026 BES Fellowship. The extended deadline is March 30, and the 2026 Cohort will begin August 2026. Applications will be reviewed on a rolling basis until all spots are filled. Learn more at [bes.org/fellowship](http://bes.org/fellowship "http://bes.org/fellowship").
Coworking w/ IxDA at Junto
Join us and work remotely together with like-minded UX folks. This is a last minute opportunity to get out at one of our favorites, [Junto](https://thejuntohotel.com/)! Plenty of seating is available in addition to a connected coffee shop and restaurant.
I will be there 10-12 for sure, maybe longer. Feel free to come and go anytime during the day, and don't forget your charger and headphones!
Columbus PHP: Monthly Meetup
Our monthly PHP meetup.
A virtual shindig courtesy of Zoom. Check back here for the details around 6:15 pm















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