Kubernetes Operator Development Training

This training course takes an in-depth look at Kubernetes operator development. It focuses on adding your own APIs to a Kubernetes cluster (via CRDs) and best practices such as unit testing, versioning, and debugging, which we at inovex have learned over the past few years while developing operators for many customer projects.

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Kubernetes Operator Developer

At a glance

General information

  • 3 days
  • on site (Karlsruhe) or remote
  • German / English (all materials are in English)

 

Target group

Developers with basic Golang and Kubernetes knowledge

Application examples

  • Offering services (like databases, IO, etc.) to applications running on Kubernetes clusters
  • Designing large distributed applications for Kubernetes clusters
  • Virtual machine hosters offering additional features for their customers
  • Offering Kubernetes-based internal developer platforms

Description

This training takes an in-depth look at Kubernetes operator development. It covers how to add your own APIs to a Kubernetes cluster (via CRDs) and also best practices like unit testing, versioning, or debugging, which we learned at inovex while developing operators in multiple customer projects in the last couple of years.

After becoming familiar with Kubernetes fundamentals, many developers want to offer services like databases or key/value stores inside a Kubernetes cluster so that they can be configured by other developers using Kubernetes-native configuration mechanisms. The solution Kubernetes offers for this is to write and publish an operator for the service in question.

The training offers a very hands-on approach to this topic: throughout the course, participants develop their own operators (including an operator for MinIO, which offers access to S3-compatible storage)  and get to apply all concepts and best practices in real life.

Agenda

  • Introduction to Operators and Controllers
  • Operator Basics
  • Managing Dependent Objects
  • Versioning CRDs
  • Testing Operators
  • Defaulting & Validation
  • Observability & Debugging
  • Controlling external APIs
  • API Design & Architecture

Typical questions we answer:

  • How do I design a custom Kubernetes operator?
  • How can I develop a custom Kubernetes operator?
  • What are best practices for developing Kubernetes operators?
  • What are best practices for administering Kubernetes operators?
Kubernetes Operator Development Training
  • signed certificate of participation
  • experienced trainers
  • small training groups
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Upcoming trainings

24.02.2026 - 26.02.2026 German remote Slots available Book now
09.06.2026 - 12.06.2026 English remote Slots available Book now
29.09.2026 - 01.10.2026 German Karlsruhe Slots available Book now
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Why inovex Academy?

Our offer

The inovex Academy has set itself the task of passing on knowledge about methods and technologies that we already use successfully in our projects.

Exchange experiences

In our open training courses, we attach great importance to the exchange of experience among like-minded people. Learn from and with other experts.

Curated content

All training content is carefully selected to achieve the best possible learning effect and to convey as much content as possible.

Individual Assistance

Our trainers come from a practical background and have already tested and successfully applied many of the contents taught in their daily work.

Trainers

Our trainers are field-tested experts in their areas of expertise. Through their work in projects, they expand their knowledge day by day and pass on this know-how in their trainings - application-oriented and practice-oriented.

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Maximilian Bischoff

Certified Kubernetes Administrator Badge
Certified Kubernetes Application Developer Badge
Linux Certified SysAdmin Badge
As a cloud platform engineer Maximilian Bischoff builds infrastructures for distributed applications, automates their deployment and operations. He is a Certified Kubernetes Administrator and Certified Kubernetes Application Developer.
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Marcel Boehm

Marcel Boehm has been working as a cloud platform engineer in the Kubernetes environment since 2019. He focuses particularly on GitOps and the development of operators, especially in the context of the open source project Gardener. His focus is on making work for developers in the cloud environment more efficient and intuitive through process automation.
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Collin Rogowski
Head of inovex Academy
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Collin Rogowski

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Collin Rogowski
Head of inovex Academy
  • Individual training offer for your company
  • Over 25 years of experience as inovex Academy

Kubernetes Operator Development Training

Expand your skills and develop your expertise! Our experienced trainers will help you achieve your goals. Sign up and take your know-how to a new level! Book now