Building a Kubernetes Operator from Scratch with operator-sdk

📰 Dev.to · Sandesh Ojha

Learn to build a Kubernetes Operator from scratch using operator-sdk and apply it to manage custom resources

intermediate Published 8 Jun 2026
Action Steps
  1. Clone the example repository using git clone https://github.com/SandeshOjha06/k8-operator.git to follow along with the code
  2. Install operator-sdk using the command brew install operator-sdk on macOS or the equivalent command for your operating system
  3. Create a new operator project using the command operator-sdk new my-operator --repo github.com/example/my-operator
  4. Build and push the operator image using the command operator-sdk build my-operator && docker push my-operator:latest
  5. Deploy the operator to a Kubernetes cluster using the command kubectl apply -f deploy/operator.yaml
Who Needs to Know This

DevOps engineers and Kubernetes developers can benefit from this tutorial to automate application management and improve cluster efficiency

Key Insight

💡 operator-sdk simplifies the process of building Kubernetes Operators, allowing developers to focus on automating custom resource management

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🚀 Build a Kubernetes Operator from scratch with operator-sdk and automate your cluster management!

Key Takeaways

Learn to build a Kubernetes Operator from scratch using operator-sdk and apply it to manage custom resources

Full Article

GitHub Repo: SandeshOjha06/k8-operator — Clone this to follow along with the code. The...
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