Software Ingenieur - Kubernetes / Golang / DevOps (m/w/d)

About the Company

We are Europe's leading platform for cloud services and hosting services. We successfully support our customers in their business development. Over 4000 employees in several countries worldwide work for our corporate success to meet the demands and wishes of our 8.5 million customers.

We are a brand of United Internet AG, a publicly traded company with around 10,200 employees.

We promote the development of our employees and their diverse talents, interests, and languages.

What We Offer You?

• Hybrid work model with home office option
• Flexible working hours through trust-based working hours
• A subsidized canteen and various free drinks at some locations
• Modern office spaces with very good transport links
• Various employee discounts for activities and products
• Employee events such as summer and winter parties, as well as workshops
• Numerous further training and development opportunities
• Various health offers, such as sports and health courses

What Awaits You?

• You will design, develop, and maintain cloud-native applications in Golang, including Kubernetes Operators, REST APIs, and libraries
• You will design and implement new features to improve our managed Kubernetes offering
• You will participate in the further development of our service architecture and infrastructure-as-code procedures
• You will develop and maintain the complete DevOps toolchain, including Helm Charts, GitHub Actions, and GitOps workflows
• You will create and maintain Kubernetes Operators, Controllers, and Custom Resource Definitions (CRDs)
• You will implement monitoring, alerting, and observability solutions for Kubernetes workloads and collaborate with cross-functional teams to improve the platform's reliability and performance

What You Should Bring?

• You have at least 5 years of practical experience working with Kubernetes in production environments
• You have extensive knowledge in Golang development and a proven track record of delivering production-ready code; you have experience with public cloud providers (AWS, GCP, Azure) or private cloud infrastructures
• You have a deep understanding of Kubernetes architecture, API resources, and extension patterns, and are familiar with Helm and other Kubernetes package management tools
• You have experience in designing and implementing Kubernetes Operators and Controllers, as well as expertise in container orchestration, networking, and security principles
• You have experience with observability stacks (Prometheus, Grafana, Loki, etc.) for monitoring and troubleshooting
• You possess advanced knowledge of Linux system administration and good knowledge of CI/CD pipelines and GitOps workflows