Four days full of expertise, exchange, and new perspectives
Since 2011, the DDC has stood for technological diversity, high-quality content, and varied formats—all provided by experienced experts.
The .NET Developer Conference (DDC) is one of the leading conferences for .NET developers, offering a diverse program of sessions and half-day and full-day workshops. Over four intensive days, you will meet around 50 experts and 400 like-minded people and deepen your knowledge of .NET, C#, Blazor, MAUI, cloud, AI, and modern software architecture.
The DDC offers practical content and professional exchange. It is the ideal environment for targeted further training and gaining new inspiration for your projects.

SESSIONS
Tuesday, November 25 & Wednesday, November 26, 2025
Duration: approx. 60 minutes each
With lunch break and coffee breaks
What to expect:
Whether you're looking for an overview or a deep dive, over 60 sessions will provide you with in-depth knowledge, new perspectives, and concrete ideas on topics such as .NET, C#, Blazor, architecture, testing, cloud, AI, and more.
Credits: Ann-Kathrin Humberg, Quality Bytes

WORKSHOPS & DEVSESSIONS
Monday, November 24 (full-day workshops) & Thursday, November 27, 2025 (half-day DevSessions in the morning AND afternoon)
Duration: 8 or 4 hours
With lunch break and coffee breaks
What to expect:
Get to know new technologies in depth – practical, well-founded, and applicable. The workshops and DevSessions offer you space for deep understanding and active experimentation – whether in a compact half-day format or as an intensive full-day course.
Credits: Ann-Kathrin Humberg, Quality Bytes

NETWORKING & COMMUNITY
Formats: Get-together, evening event, meetups, expo exchange, break-time discussions
What to expect:
Engage in conversation with others—personally, openly, and on equal terms. Exchange ideas with speakers, partners, and other participants, and find new ideas, inspiration, and contacts for your projects.
Credits: Ann-Kathrin Humberg, Quality Bytes
Why you should join DDC
"Shape your future as a .NET developer at the .NET Developer Conference in Cologne. Experience four days full of practical knowledge, intensive exchange, and community spirit. The lectures, DevSessions, and Workshops will show you what modern .NET development is all about - from .NET/C# to AI, cloud, web, and data to software architecture and soft skills. I'm glad you're here!"