Tootfinder

Apache Flink is uniquely positioned to serve as the backbone for AI agents, equipping them with the powerful new tool of stream processing. At Berlin Buzzword 2025, Steffen Hoellinger discussed how Flink jobs can be transformed into “Agents”—autonomous, goal-driven entities that dynamically interact with data streams, trigger actions, and adapt their behaviour based on real-time insights.
Watch the full session: #bbuzz returns on 7-9 June 2026: https://tickets.plainschwarz.com/bbuzz26/c/8Hvk0ZvJA/

RAG has revolutionised AI by merging search and generation. Agentic behaviour takes this search to the next level by enabling LLMs to make decisions and call tools. At Berlin Buzzwords 2025, Bilge Yücel discussed how agentic behaviour enhances pipelines, what it means for a system to act as an 'agent', and core concepts such as routing, tool calling and reasoning, along with a live demo.
Watch the full session: #bbuzz returns on 7-9 June 2026: https://tickets.plainschwarz.com/bbuzz26/c/uIWaci8Cm/

Observability is the ability to measure a system's overall state. OpenTelemetry is useful for instrumenting applications and diagnosing issues, but front-end instrumentation is often overlooked. At #bbuzz, @… explained how OpenTelemetry, Real User Monitori…

- SAVE THE DATE -
Join us next year from June 07-09 at Kulturbrauerei for the 17th edition of #bbuzz!
Our Call for Papers will open this autumn, and tickets will be available very soon, so keep an eye out for updates on our social media channels.
In the meantime, make sure to check out the first recordings from this year's

@… opened #bbuzz 2025 with her keynote "Unpacking Digital Sovereignty: How to Avoid Fueling the Nationalist Rise." She highlighted how digital sovereignty can open the door to a nationalist agenda that favours the concentration of power, which led …

Great news! All recordings from #bbuzz 2025 are now available online.
Catch up on all the talks and sessions here: https://youtube.com/playlist?list=PLq-o…

At #bbuzz 2025, Andrew Musselman and Trevor Grant presented the latest developments in Mahout's new quantum compute layer, Qumat. They provided an overview of the project, explained why Qumat was developed, and demonstrated its current capabilities. They also presented a demo of Qumat in action.
Watch the full session: https://youtu.be/aupfN2Jn5Fw?si=pmhzRPqD7gS7_Byx
Berlin Buzzwords returns on 7-9 June 2026! Get 36% off with our Trust Us Ticket: https://tickets.plainschwarz.com/bbuzz26/c/8Hvk0ZvJA/

There's only one week left until Berlin Buzzwords! We are looking forward to welcoming you to the 16th edition of #bbuzz at Kulturbrauerei from 15 to 17 June.
Read our blog post to find out everything you need to know about your Berlin Buzzwords experience, both onsite and online:

Get ready for bbuzz 2025
Learn everything you need to know for your Berlin Buzzwords experience, whether you're attending in person or online!   When & Where We look forward to welcoming you to our Barcamp on Sunday 15 June, from 2:30 pm CEST at Palais at Kulturbrauerei (Schönhauser Allee 36, 10435 Berlin – Prenzlauer Berg). On Monday, 16 June, [...]

Don't forget to drop by our sticker exchange! 
#bbuzz

That's a wrap: Berlin Buzzwords 2025!
What an incredible three days it's been! A huge thank you to everyone who joined us for the 16th edition of #bbuzz.
For a summary of the conference, dive into our recap blog post:

Grab some tasty breakfast snacks in the partner area!
#bbuzz

Berlin Buzzwords Day 2 - Let's go!
Check out today's schedule: #bbuzz

Share your impressions of Berlin Buzzwords with the community! Remember to use the hashtag #bbuzz when posting, so that we can share your posts on our FediWall.

At #bbuzz 2025, Dennis Berger, Marco Petris, and Volker Carlguth discussed 'Intent-Based Clustering' to address limitations in hybrid search systems. They highlighted how LLM-supported query understanding enhances retrieval, clustering, validation, and presentation. Discover the journey from prototype to large-scale e-commerce search.
Watch the full session:

Today is the last chance to get one of our Berlin Buzzwords T-Shirts. Head over to the registration desk to buy yours!
#bbuzz

Don't miss the chance to connect with the team from our Platinum Partner, Vespa.ai, at their booth! Stop by and learn more.
#bbuzz

Beat the heat and treat yourself! Enjoy delicious ice cream, generously sponsored by Voyager Search. Available at the partner area.
#bbuzz

Coffee break time! Fuel up with delicious chocolate cake, cherry crumble, and fresh fruits in the partner area, generously sponsored by Qdrant. #bbuzz

#bbuzz Barcamp 2025: What a start! A huge thank you to everyone who joined. Here are some first impressions of this amazing afternoon.
A huge thank you to Nick Burch for his fantastic job hosting the Barcamp.

Our merch shop has officially opened at the registration desk! Come and get your #bbuzz T-shirt!

Need a coffee break? Head to the partner area and grab a coffee, kindly sponsored by Restate!
#bbuzz

Don't miss the chance to meet the Elastic team at their booth! Stop by for a great conversation and learn more.
#bbuzz

Don't miss your final chance to meet the Kleinanzeigen team at their booth today! Stop by for a chat and learn more.
#bbuzz

Swing by and connect with the fantastic team from our partner, Search Guard, who are generously sponsoring our Get-Together this evening.
#bbuzz

Berlin Buzzwords is made possible by the incredible support of our partners!
A big thank you to OpenSearch Project and Vespa.ai, Kleinanzeigen and Superlinked, Bloomberg Engineering, Elastic, Search Guard, Restate, Apple, OpenSource Connections, Qdrant, and Voyager.
Their support brings Berlin Buzzwords to life each year!
#bbuzz

It's lunchtime! Today's menu:
Starter
Greek bread salad with Kalamata olives, tomatoes, sourdough bread and Cretan olive oil *vegan
Main Courses
Cauliflower curry with coconut milk, carrots, mangetout, spring onions and wild rice *vegan *gluten free
Vegan goulash
with regional vegetables and spaetzle
Dessert
Crema Catalana with cinnamon and lemon *vegan *gluten free

It's coffee break time! Head to the partner area for some delicious treats, kindly sponsored by Qdrant. Enjoy cream cheese lemon cake, apple pie, or a selection of fresh fruit. Plus, grab a special treat to celebrate our 15th birthday!
#bbuzz

All recordings from the first day of the conference are now available exclusively for ticket holders.
Please navigate to "recordings" in the sidebar on our online platform to access them.
We will continue to upload more recordings as soon as they have been edited.
#bbuzz

Save the Date! Berlin Buzzwords returns from 7-9 June 2026.
Our Trust Us Ticket Sale is now open! Secure your tickets today for the best deal: #bbuzz

Join us for our Get-Together right after today's last session at 18:00 CEST!
Head over to the partner area, where you can unwind with tasty snacks and refreshing drinks while enjoying great live music, all sponsored by Search Guard. What better way to end the first day of the conference than by catching up with old friends and making new connections?
#bbuzz

Work in progress
It's almost time! We can't wait to welcome you to Berlin Buzzwords tomorrow for our 16th edition!
Grab your Last Minute Tickets now: https://tickets.plainschwarz.com/bbuzz25/c/7bjWaoGyO/

Tickets
Join us for two days of exciting talks, workshops and discussions, and of course our barcamp on Sunday! Berlin Buzzwords will take place as a hybrid conference online and in our venue Kulturbrauerei in Berlin.

How can you determine if your RAG system is functioning properly? At #bbuzz 2025, Roman Grebennikov presented a real-world case study on assessing the effectiveness of RAG in production. He discussed challenges such as messy data, chunking errors, and unexpected chatbot behaviour, while also sharing tools to confidently measure quality.
Watch the full session:

Reproducibility in embedding benchmarks is challenging, especially with embedding models that are instructional and increasingly large. At #bbuzz, Isaac Chung explained how MTEB addresses prompt variability, scaling issues and large datasets to ensure fair and consistent scores, setting a standard for benchmarking embeddings.
Watch the full session:

Want to make the most of your time around Berlin Buzzwords?
Check out our Satellite Events page to find out about other interesting meet-ups and conferences happening around #bbuzz: https://2025.berlinbuzzwords.de/sate…

Satellite Events
Satellite Events Find out what other open source events and meet-ups are taking place around Berlin Buzzwords.You are hosting a meetup, get-together, workshop or other kind of event at the same time? Get in touch, and we’ll happily add your event to our list! MICES EU 2025 Our partner conference, MICES - Mix-Camp E-Commerce Search, takes [...]