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IONOS Group

Golang Software Developer (f/m/d) Virtual Private Server

IONOS Group
Germany · Full-time · Not Applicable
We are seeking an experienced Golang Software Developer to join our VPS (Virtual Private Server) development team. You'll play a crucial role in developing and maintaining our VPS Product that serves over two hundred thousands of international customers across all brands of the IONOS group. This position requires significant experience in Golang and a strong focus on Kubernetes architecture principles.

Tasks

  • Design, develop, and maintain cloud-native applications in Golang (Kubernetes Operators, REST APIs, libraries).
  • Architect and implement new features to enhance our VPS offering.
  • Improve and maintain already existing architecture and infrastructure of microservices.
  • Develop and maintain the complete DevOps workflow using such tools as Helm Charts, GitHub Actions, GitOps workflows and other.
  • Grow in an AI first environment where utilizing new AI based tools is not just optional but crucial .
  • Implement monitoring, alerting, and observability solutions for VPS workloads using well known solutions like Prometheus, Victoria Metrics and Loki as well as custom solutions.
  • Collaborate with cross-functional teams to improve platform reliability and performance.

Qualifications

  • 5+ years of hands-on experience working with Kubernetes in production environments.
  • Strong proficiency in Golang development with a track record of delivering production-grade code.
  • Experience working with AI development tools.
  • Deep understanding of Kubernetes architecture, API resources, and extension patterns.
  • Expertise in container orchestration, networking, and security principles.
  • Strong knowledge of CI/CD pipelines and GitOps workflows.
  • Proficiency with Helm and other Kubernetes package management tools.
  • Experience with observability stacks (Prometheus, Grafana, Loki, etc.) for monitoring and troubleshooting.

Nice-to-have Qualifications

  • Certified Kubernetes Application Developer (or similar).
  • Experience with infrastructure automation tools (Terraform, Crossplane).
  • Experience with multi-cluster and multi-tenant Kubernetes architectures.
  • Contributions to open-source Kubernetes ecosystem projects.
  • Experience with kubernetes based systems that use replicated and/or distributed persistent storages.

Personal Attributes

  • Self-motivated with a proactive approach to problem-solving.
  • Strong troubleshooting and analytical skills.
  • Excellent communication abilities in English (written and verbal).
  • Collaborative team player with the ability to work in cross-functional environments.
  • Adaptable and solution-oriented mindset.

Benefits

  • Hybrid working model.
  • Flexible working hours through trust-based working hours.
  • At some locations a subsidized canteen and various free drinks.
  • Modern office space with very good transport connections.
  • Various employee discounts for activities and products.
  • Employee events such as summer and winter parties, as well as workshops.
  • Numerous training and development opportunities.
  • Various health offers, such as sports and health courses.

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Key Skills

Ranked by relevance

kubernetes golang ai prometheus loki terraform grafana devops server cloud cicd
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Country Guide

Germany

Strong tech sector & EU Blue Card visa

Posted
Feb 27, 2026
Type
Full-time
Level
Not Applicable
Location
Berlin
Company
IONOS Group

Industries

IT Services IT Consulting

Categories

Engineering Information Technology

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