Berlin Buzzwords

@berlinbuzzwords.de

Berlin Buzzwords is Germany's most exciting conference on storing, processing, streaming and searching large amounts of digital data, with a focus on open-source software projects. Next edition: 7-9 June 2026 https://berlinbuzzwords.de/

Filip Makraduli's talk covered why hybrid retrieval requires multiple model types, the adapter architecture that makes multi-model serving possible, and building the pipeline end-to-end, tradeoffs, and lessons. Watch the recap: youtube.com/watch?v=... #bbuzz

Filip Makraduli – One GPU, Four Retrieval Modes: Multi-Model Search Serving #bbuzz

More: https://2026.berlinbuzzwords.de/sessions/One-GPU-Four-Retrieval-Modes-Multi-Model-Search-Serving Speaker: Filip Makraduli Competitive search now needs ...

youtube.com

Radu Gheorghe and Rafał Kuć were at Berlin Buzzwords 2026 to talk about preparations for the golden set and untangling the dependencies with the title "Circular Dependency Fixes when Bootstrapping a Golden Set". Check out the recording: youtube.com/watch?v=... #bbuzz

Radu Gheorghe & Rafał Kuć – Circular Dependency Fixes when Bootstrapping a Golden Set #bbuzz

More: https://2026.berlinbuzzwords.de/sessions/Circular-Dependency-Fixes-when-Bootstrapping-a-Golden-Set Speaker: Radu Gheorghe, Rafał Kuć For a golden set, ...

youtube.com

This talk, "DuckDB beyond the notebook" by Matthias Niehoff at Berlin Buzzwords 2026 shows how DuckDB changes the way we build data-driven applications and also explored scenarios including browser-based analytics powered by WebAssembly. Full recording: youtube.com/watch?v=... #bbuzz

Matthias Niehoff – DuckDB beyond the notebook #bbuzz

More: https://2026.berlinbuzzwords.de/sessions/DuckDB-beyond-the-notebook Speaker: Matthias Niehoff Most people know DuckDB as a fast analytics tool for note...

youtube.com

Is search obsolete in the age of AI? Dmitry Kan sat down with Trey Grainger and Doug Turnbull, co-authors of "AI-Powered Search," talking about how AI is actually changing search, recorded live at #bbuzz 2026. Watch "Role of Search in Modern AI": youtu.be/acOGVynTVpM

Berlin Buzzwords 2026 - Trey Grainger & Doug Turnbull, Role of Search in modern AI and new course

This episode was recorded LIVE at the Berlin Buzzwords 2026The cameraman is pure Zoom's AI ;)The Course: "AI-Powered Search: Modern Retrieval for Humans & Ag...

youtu.be

Hartmut Armbruster during his talk at Berlin Buzzwords 2026 "What If We've Been Scaling Stream Processing Wrong All Along", shared an early-stage exploration of a framework that preserves the Kafka Streams DSL and so much more. Sounds exciting? Full recording: youtube.com/watch?v=... #bbuzz

Hartmut Armbruster – What If We've Been Scaling Stream Processing Wrong All Along #bbuzz

More: https://2026.berlinbuzzwords.de/sessions/What-If-We-ve-Been-Scaling-Stream-Processing-Wrong-All-Along Speaker: Hartmut Armbruster We’ve normalised extr...

youtube.com

Stanislav Don was at Berlin Buzzwords 2026 with "Detecting Hidden Bias in Datasets Before Models Fail" to A show us how to detect data imbalance, leakage, and coverage gaps early before misleading offline metrics turn into costly real-world failures. Watch it here: youtube.com/watch?v=... #bbuzz

Stas Don – Detecting Hidden Bias in Datasets Before Models Fail #bbuzz

More: https://2026.berlinbuzzwords.de/sessions/Detecting-Hidden-Bias-in-Datasets-Before-Models-Fail Speaker: Stas Don Hidden bias in datasets silently breaks...

youtube.com

At Berlin Buzzwords 2026, Gülçin Yıldırım Jelinek joined us with "What you should know about constraints in PostgreSQL 18" and gave a detailed walkthrough of the pg_constraint catalog, what’s new in PostgreSQL 18 and what’s coming in PostgreSQL 19. Full session: youtube.com/watch?v=... #bbuzz

Gülçin Yıldırım Jelinek – What you should know about constraints in PostgreSQL 18 #bbuzz

More: https://2026.berlinbuzzwords.de/sessions/What-you-should-know-about-constraints-in-PostgreSQL-18 Speaker: Gülçin Yıldırım Jelinek This talk explains ho...

youtube.com

Dmitriy Kostunin and Julian von Hoerschelmann-Schliwinski joined us at Berlin Buzzwords 2026 with "AI in the physical world: from observation to discovery" and shared real-world applications of AI across modern physics and more. Catch the live recording here: youtube.com/watch?v=... #bbuzz

AI in the physical world: from observation to discovery #bbuzz

More: https://2026.berlinbuzzwords.de/sessions/AI-in-the-physical-world-from-observation-to-discovery Speaker: Dmitriy Kostunin, Julian von Hoerschelmann-Sch...

youtube.com

At Berlin Buzzwords 2026, Apurva Misra joined us with this session "How to Tell If Your Agent Used the Right Stuff" and explored ways to tell whether your agent truly saw and used the right context. The full recording: youtube.com/watch?v=... #bbuzz

Apurva Misra – How to Tell If Your Agent Used the Right Stuff #bbuzz

More: https://2026.berlinbuzzwords.de/sessions/How-to-Tell-If-Your-Agent-Used-the-Right-Stuff Speaker: Apurva Misra Many so-called “agent failures” are actua...

youtube.com

Berlin Buzzwords 2026 has come to an end, and it wouldn't have been possible without the support of our amazing partners. We're incredibly grateful to each of them for helping make it happen.

Logos of Berlin Buzzwords 2026 partners: OpenSearch Project, Qdrant, Vespa.ai, Bloomberg, Hornet.dev, Linkup, NetApp Instaclustr, Thomson Reuters Lab, Search Guard, OpenSource Connections, Aiven, Xata.io, AI-Powered Search. And a text that reads: Partners

Time for breakfast on day 2 of #bbuzz! Early access to some recordings from the day 1 of the conference is now available to ticket holders first. Please navigate to "recordings" in the sidebar on our online platform to access them. More to be uploaded soon!

breakfast set up at Berlin Buzzwordsbreakfast set up at Berlin Buzzwords with people grabbing breakfast

The first day of #bbuzz is in full swing! Time to take a well-deserved coffee break to recharge your batteries ☕🧁. A huge thank you to our partner Vespa.ai for sponsoring the break! Go grab one and let us know: which cupcake flavor is your favorite? 👇

Bild

Want to scale up with open-source technologies seamlessly? Stop by the NetApp Instaclustr booth! Drop by for a chat, try your luck at the Plinko game, and get a chance to win an awesome NASA Artemis Lego set! 🚀✨ #bbuzz

Bild