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Sidekick Network GmbH & Co. KG

Senior Go / Kubernetes Developer - Cloud & Edge Infrastructure (Freelance, Remote)

Sidekick Network GmbH & Co. KG Germany

IT Services and IT Consulting · 11-50 employees

4 h ago
Remote kubernetes Senior (5-10 yrs) Contractor Germany
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About the role

You will design and develop Kubernetes Operators, controllers, and cloud-native backend services using Go. Additionally, you will automate the lifecycle management of cloud, edge, and bare-metal infrastructure while maintaining high engineering standards.

What they look for

Go Kubernetes Cloud Infrastructure Edge Infrastructure Kubernetes Operators Controllers Custom Resource Definitions API Development Infrastructure Automation Containerization Distributed Systems Controller-runtime Client-go Kubebuilder Operator SDK Backend Development

Requirements

The role requires several years of professional software development experience with strong expertise in Go and Kubernetes development. Candidates must have practical knowledge of Kubernetes APIs, CRDs, and common development frameworks like Kubebuilder or Operator SDK.

Full description

For a long-term cloud infrastructure project, we are looking for an experienced Senior Go / Kubernetes Developer to support the further development of a distributed multi-provider cloud and edge platform. You will work in an international engineering environment and contribute primarily to the development of Kubernetes-native infrastructure automation using Go.

Start: asap

Duration: 12+ months

Capacity: 100%

Location: Remote

Preferred setup: Nearshore / Europe-compatible

Language: English; German beneficial

Contract: Freelance

Tasks

  • Design and develop Kubernetes Operators and Controllers in Go
  • Develop cloud-native backend services and Kubernetes-native APIs
  • Design and implement Custom Resource Definitions (CRDs) and reconciliation logic
  • Automate provisioning and lifecycle management of cloud, edge and bare-metal infrastructure
  • Integrate infrastructure, networking and platform components via Kubernetes APIs
  • Develop and maintain automated unit and integration tests
  • Analyze, troubleshoot and improve Go applications and Kubernetes controllers
  • Contribute to technical architecture, code reviews and engineering standards
  • Collaborate with infrastructure, networking, security and AI/ML specialists

Requirements

  • Several years of professional software development experience with strong hands-on Go / Golang expertise
  • Proven experience developing Kubernetes Operators and/or Custom Controllers in Go
  • Strong practical knowledge of the Kubernetes API, CRDs and reconciliation patterns
  • Experience with common Kubernetes development frameworks such as controller-runtime, client-go, Kubebuilder or Operator SDK
  • Good understanding of Go concurrency, APIs, testing and backend/service development
  • Experience developing and operating containerized applications
  • Good understanding of cloud-native and distributed infrastructure
  • Familiarity with infrastructure topics such as compute, networking, storage and automated provisioning

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