9:30 AM

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Main Stage

Keynote - Effective Control: Going Beyond Digital Sovereignty

Thierry Carrez, General Manager at OpenInfra Foundation • 30 min

Cloud Infrastructure & Sovereignty Open Source & Community

10:00 AM

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Main Stage

Predicting GitOps at 15,000+ Clusters: What Large-Scale Testing Taught Us

Artem Lajko, Head of Platform Engineering at iits-consulting GmbH • 30 min

Cloud Operations Kubernetes & Cloud Native

10:00 AM

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Workshop Stage

How to Build a Central Storage Platform for Research and Administration Today?

Andreas Niederländer, Geschäftsführer at IKU GmbH & Co. KG • 1 hr

Cloud Infrastructure & Sovereignty Storage, Backup & Recovery

10:45 AM

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Main Stage

Building a Scalable Alternative to Hyperscale Clouds

Christoph Streit, CEO at ScaleUp Technologies GmbH & Co. KG • 45 min

Cloud Infrastructure & Sovereignty Cloud Operations

11:00 AM

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Workshop Stage

Benchmark vs Test – OpenStack Rally in Practice

Michel Raabe, Cloud Solution Architect at B1 Systems GmbH • 30 min

Cloud Operations OpenStack

11:30 AM

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Workshop Stage

OpenStack backup aligned: multitenancy, data and metadata

Artur Wojcik, Lead Architect and Engineering team Manager at STORWARE SP Z O O • 1 hr

OpenStack Storage, Backup & Recovery

11:30 AM

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Main Stage

Automatic Eviction and Migration of VMs in OpenStack Clusters Running on k8s

Stefan Hoffmann, Yaook Maintainer & DevOps Engineer at Cloud&Heat Technologies GmbH • 45 min

Kubernetes & Cloud Native OpenStack

12:15 PM

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Main Stage

You Found a Bug. Now What?

Jan Larwig, Senior Software Engineer at Schwarz Digits Cloud GmbH & Co. KG • 45 min

Open Source & Community

12:30 PM

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Workshop Stage

Why Sovereign Infrastructure is Important for Research

Robert Holling, Research Associate at Hochschule Osnabrück • 45 min

Cloud Infrastructure & Sovereignty Sovereign Cloud Stack

1:45 PM

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Main Stage

Operators All the Way Down: Sovereign Ceph on Bare Metal with IronCore

Andreas Fritzler & Daniel Gonzalez Nothnagel, Principal Software Architect & Development Expert at SAP SE • 45 min

Kubernetes & Cloud Native Storage, Backup & Recovery

1:45 PM

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Workshop Stage

From Model to Sovereign Endpoint: A Modelplane Walkthrough

Yury Tsarev & Christopher Haar, Principal Solutions Architect at Upbound, Inc. • 1 hr

AI Infrastructure Kubernetes & Cloud Native

2:30 PM

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Main Stage

Dynamic GPU Provisioning and Uncertainty-Aware LLM Inference Scheduling with OpenStack Cyborg

Satej Kumar Sahu, Solution Architect at Zalando SE • 45 min

AI Infrastructure OpenStack

3:15 PM

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Workshop Stage

Sovereign AI Ops: Making Your Operations Easier and More Secure

Martin Pilka, Sovereign AI Cloud Architect, CEO at dNation • 1 hr

AI Infrastructure Cloud Operations

3:15 PM

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Main Stage

Who Controls the Failover? Sovereign Global Traffic Management with Kubernetes

Yury Tsarev, Co-founder and CTO at 0ttl.ai • 45 min

Cloud Operations Kubernetes & Cloud Native

4:30 PM

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Workshop Stage

Out of the Hyperscaler: Open IaaS APIs as an Exit

Fabian Peter, CEO at Ayedo Cloud Solutions GmbH • 45 min

OpenStack Sovereign Cloud Stack

4:30 PM

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Main Stage

From VMware to OpenStack – Building an Open Source Alternative

Michel Raabe, Cloud Solution Architect at B1 Systems GmbH • 45 min

Cloud Infrastructure & Sovereignty OpenStack

5:15 PM

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Main Stage

VMware Exit at a Medium-Sized Company - A Migration as It Really Happened

Philipp Tennigkeit & Sven Thewes, Senior System Engineer & Head of DevOps Engineering at SQUILD GmbH • 45 min

Cloud Operations OpenStack

5:15 PM

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Workshop Stage

Metering and Billing IaaS Resources

Freerk-Ole Zakfeld, Head of Cloud Operations at ScaleUp Technologies GmbH & Co. KG • 30 min

Cloud Operations OpenStack

7:00 PM

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Halle4 Coworking-Space

The Sound of Privacy - What Your Spotify Data Reveals About You

Dennis Schulz & Thomas Hugle, Senior Consultant & Senior Consultant at TNG Technology Consulting GmbH • 30 min

Security & Compliance

7:30 PM

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Halle4 Coworking-Space

Party

• 3 hr 30 min

9:45 AM

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Main Stage

Sovereign, Resilient & Trusted AI: Any Model, Any Cloud, On Your Terms

Gerd Pruessmann, VP Cloud Solutions at Cloudflight GmbH • 45 min

AI Infrastructure Cloud Infrastructure & Sovereignty

9:45 AM

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Workshop Stage

Does my sovereign cloud meet the SCS standards? Let’s do a reality check! IaaS, KaaS, and a look under the hood of the ScaleUp Open Cloud.

Marvin Frommhold & Freerk-Ole Zakfeld, Standardization & Certification Engineer & Head of Cloud Operations at Forum SCS-Standards & ScaleUp Technologies GmbH & Co. KG • 1 hr 30 min

Cloud Infrastructure & Sovereignty Sovereign Cloud Stack

10:30 AM

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Main Stage

The Road to Zero-Trust: Rethinking Identity for a Sovereign OpenStack

Artem Goncharov, System Architect at SysEleven GmbH • 45 min

OpenStack Security & Compliance

11:15 AM

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Main Stage

No Sensitive Token Leaves the Building — A Sovereign, Model-Agnostic LLM Platform on Open Infrastructure

Alexander Preis, Cloud Architect at infologistix GmbH • 30 min

AI Infrastructure Kubernetes & Cloud Native

11:15 AM

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Workshop Stage

Agentic AI meets Sovereign Cloud: openDesk Edu on Legacy Huawei Hardware with OpenStack SCS

Tobias Weiß, Dev Ops Engineer / Lead Digital Sovereignty at Uni Marburg • 1 hr

AI Infrastructure OpenStack

12:15 PM

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Workshop Stage

Not All Managed Kubernetes Are Created Equal: A Deep Dive into Control Plane Architectures

Nick Berthold & Artem Lajko, Platform Engineer & Head of Platform Engineering at iits-consulting GmbH • 45 min

Cloud Operations Kubernetes & Cloud Native

12:15 PM

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Main Stage

Kube3 - Federated KaaS Systems at Universities for Universities

Lena Becker, Projektleitung Kube3 in NRW, Öffentlichkeitsarbeit Kube3 at RWTH Aachen • 45 min

Kubernetes & Cloud Native Sovereign Cloud Stack

1:45 PM

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Main Stage

Sovereign Cloud and Air-Gapped Delivery with Open Component Model

Jakob Möller, Engineering Manager at SAP Deutschland SE & Co. KG • 45 min

Cloud Infrastructure & Sovereignty Open Source & Community

2:30 PM

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Workshop Stage

Empowering Resource-Limited Clinics with Sovereign Local AI

Dr. med. Lars Riedemann, Specialist in Neurology at Universitätsklinik Heidelberg • 45 min

AI Infrastructure Security & Compliance

2:30 PM

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Main Stage

What makes a cloud compliant? or: if you think you're compliant, you haven't looked hard enough

Dr. Matthias Büchse, Projektmanager at ALASCA e.V. • 30 min

Security & Compliance Sovereign Cloud Stack

3:15 PM

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Main Stage

Wrap-up & Outlook

Matthias Tinnemeier, CEO at SQUILD GmbH • 30 min