Data

Berlin Buzzwords 2026

This edition has ended

Berlin Buzzwords 2026 ran Jun 7–9, 2026 at Kulturbrauerei in Berlin, Germany. It is a Data conference. ConferenceGrid lists 93 speakers, 12 sponsors and 10 sessions. Dates for the next edition are not announced yet.

Lineup updated Jun 4, 2026 · dates verified May 4, 2026

Berlin Buzzwords is Europe’s leading conference for modern data infrastructure, search and machine learning and is focused on open source software projects. The event attracts data engineers, architects, devops experts, and open source enthusiasts for three days of talks and networking.

Visit the official site
93Speakers
12Sponsors
10Sessions
64Companies · in total

Speakers

Programmed at Berlin, in alphabetical order.

Alessandro Benedetti
Sease
Alessio Vertemati
Álvaro Rodríguez
StreamNative
Amine GANI
Adelean
André Charton
Kleinanzeigen.de GmbH
Andrey Abramov
SereneDB
Ankit Jain
Amazon
Anna Ruggero
Sease Ltd
Apurva Misra
Sentick
Atita Arora
Bartosz Mikulski
Busayo Ojo
Carles Onielfa
Progress Software
Carlos Rolo
Netapp Instaclustr
Carmen Iniesta
Progress Software
Celeste Horgan
Snowflake
Charlie Hull
The Search Juggler
Danica Fine
Snowflake
Daniel Seybold
benchANT
David Kjerrumgaard
StreamNative
David Louis Hollembaek
Veeva Systems
Diana Todea
VictoriaMetrics

Sponsors

The companies behind the program. Tiers as disclosed.

OpenSearchGold
QdrantGold
VespaGold
Vespa AIGold
HornetSilver
InstaclustrSilver
LinkUpSilver
Search GuardSilver
Thomson ReutersSilver
OpenSource ConnectionsBronze
AI Powered SearchContributor
BloombergRecording Partner

Agenda

Selected from 10 sessions.

  • Monday 09:30 - 09:35 (5m)

    Opening Session

    Join us as we kick off Berlin Buzzwords 2026!

    #BBuzz
  • Monday 09:35 - 10:20 (45m)

    Building Resilience: The Next Decade of Open Source

    Over 25 years, open source has become vital digital infrastructure. However, its future relies on human resilience, not just code. To combat burnout, funding gaps, and new regulati…

    Operations / People & Community / Society, Ethics & Sustainabilty
  • Monday 10:40 - 11:00 (20m)

    Low-Resource Languages as Stress Tests for NLP Data

    Low-resource languages expose weaknesses in NLP systems that are often hidden by benchmark data. Drawing on experience annotating fieldwork data, this talk shows how ambiguity and …

    Data Science / Society, Ethics & Sustainabilty / Stories
  • Monday 10:40 - 11:00 (20m)

    OpenSearch Software Foundation: 1 Year of Open Governance

    In this presentation, we will talk through moving a major open source project into a foundation and the benefits of open governance, and a vendor-neutral home has proven through a …

    People & Community / Society, Ethics & Sustainabilty
  • Monday 10:40 - 11:00 (20m)

    Towards Chunk-less RAG

    Retrieval-Augmented Generation (RAG) systems rely on pre-chunked documents, tying retrieval to arbitrary boundaries. This talk explores an experimental approach that surfaces seman…

    Search / Stories
  • Monday 11:10 - 11:50 (40m)

    Apache Solr 10: What's Coming up for Vector Search

    With Apache Solr 10 out, there are plenty of goodies coming up for vector-search aficionados. From scalar and binary quantization to speed up your search and reduce the memory foot…

    Search
  • Monday 11:10 - 11:50 (40m)

    Dynamic Broker-Side Filtering for Kafka

    KAFKA-6020 has been open for 7 years. This talk demos broker-side filtering for Kafka with sub-millisecond latency (p99 < 25ms). Live demo with working code shows how it reduces ne…

    Stream
  • Monday 11:10 - 11:50 (40m)

    Mentoring In Open Source in the Age of AI

    Open source mentorship changed overnight with AI tools. Contributors submitted polished code they couldn’t explain, making learning harder to assess. This talk shares what we learn…

    People & Community / Society, Ethics & Sustainabilty
  • Monday 11:10 - 11:50 (40m)

    No 0-day required, just target the AI coding assistant!

    Discover how attackers can manipulate AI coding assistants through hidden text, typosquatting and code errors. Learn to detect concealed instructions and set up trusted dependencie…

    Data Science / Society, Ethics & Sustainabilty / Stories

Quick answers

When is Berlin Buzzwords 2026?
Berlin Buzzwords 2026 ran Jun 7–9, 2026 at Kulturbrauerei in Berlin, Germany.
Where is Berlin Buzzwords 2026 held?
Berlin Buzzwords 2026 was held at Kulturbrauerei in Berlin, Germany.
Who is speaking at Berlin Buzzwords 2026?
ConferenceGrid lists 93 speakers, including Alessandro Benedetti (Sease), Alessio Vertemati and Álvaro Rodríguez (StreamNative).
Who sponsors Berlin Buzzwords 2026?
ConferenceGrid lists 12 sponsors, including OpenSearch, Qdrant, Vespa, Vespa AI and Hornet.
Company intelligence

What does it mean when 64 companies show up, and 3 bet on three roles at once?

64 companies. three are betting more than once.

The numbers below are derived from the speakers, sponsors, and exhibitors on this page, cross-referenced into one ledger. They are the only thing here that 10times.com cannot tell you.

Who's in the room
3All threespeak · spons · exh
9Sponsoringsponsor only
52Speakingspeaker only

In all three roles

Vespa.ai·OpenSearch·Qdrant

Speakers by seniority
  • Other roles93100%

Of 93 speakers · classified by free-text title

Most-represented companies
#CompanyRolesSpeakers
1Vespa.aiSponsor · Gold2
2Amazon4
3OpenSearchSponsor · Gold1
4QdrantSponsor · Gold1
5Adelean3
6AI Powered SearchSponsor · Contributor-
7BloombergSponsor · Recording Partner-
8HornetSponsor · Silver-
9InstaclustrSponsor · Silver-
10LinkupSponsor · Silver-
11OpenSource ConnectionsSponsor · Bronze-
12Search GuardSponsor · Silver-
13Sease Ltd3
14Snowflake3
Sponsors by tier
gold4
33% of 12
silver5
42% of 12
bronze1
8% of 12
contributor1
8% of 12
recording partner1
8% of 12
At peer events but not here

These companies sponsored two or more peer events recently, but aren't on this program. For an organizer, that's a list of warm prospects.

Related events · by shared sponsors
ConferenceDateCityShared sponsors
WeAreDevelopers Conference India 2026November 25, 2026Bengaluru2