AOE is a rapidly growing agile IT company, with currently 300+ employees worldwide. We are looking for a qualified Infrastructure Specialist / DevOps Engineer (m/f/d) for permanent employment. Become part of our company and strengthen our team in Krefeld.

Do you have a passion for the latest innovative technologies? You can’t decide whether you view yourself as a developer or an admin? You don’t have to! As an Infrastructure Specialist / DevOps Engineer you can realize your visions with the help of state-of-the-art technologies as an interface between software developers and system administrators in an inspiring and agile team of like-minded professionals. Together with your team, you will develop a reusable and scalable infrastructure for AOE’s own as well as external customer projects.

Your Tasks

  • Your tasks include performance analysis, troubleshooting and debugging
  • We work according to the principle “Infrastructure as Code” and with Continuous Integration Patterns
  • You are responsible for the development and implementation of concepts for the automation and orchestration of complex systems
  • You ensure the operation of IT applications and the cloud infrastructure through deployment, logging, monitoring, alerting and security

Technologies used

Currently, we work with the following technologies:

  • AWS
  • terraform
  • Kubernetes (k8s)
  • Prometheus
  • Kibana
  • Grafana
  • Jenkins
  • Gitlab-CI
  • Jaeger
  • OpenCensus
  • Helm
  • Docker
  • Istio

Your Qualifications

We are looking for a new team member who has a basic understanding of and experience with software design patterns. The specific tools and frameworks you have worked with so far are less important to us – you can learn that. It is helpful if you have prior knowledge of some of the tools and frameworks that are listed below:

  • Very good knowledge of Linux administration
  • Very good knowledge of versioning tools (e.g. git, mercurial)
  • Secure handling of scripting for server administration (e.g. Bash, Python, Ruby, Perl)
  • Secure handling of provisioning tools (e.g. Ansible, Chef, Puppet, Salt, terraform)
  • Safe handling of CI/CD pipelines (e.g. Jenkins, Gitlab-CI, Github pipelines, GoCD)
  • Safe handling of machine virtualization (e.g. kvm, vmware)
  • Basic knowledge of monitoring (e.g. Prometheus, Icinga, Zabbix)
  • Basic knowledge of networking / load balancing
  • High flexibility with regard to and interest in new and unknown technologies
  • Ability to implement previously unknown technologies quickly and successfully
  • Ability to work in a team, passion and initiative
  • Very good knowledge of written and spoken English

Desirable knowledge

  • Good knowledge of German (from B2 level)
  • Completed training as IT specialist or technical studies
  • First experience with orchestration tools (e.g. Kubernetes, Mesos, Docker Swarm, OpenShift)
  • First experience with application virtualization (Docker)
  • First experience with cloud providers (e.g. AWS, Google, Azure)
  • First experience with apm tools (OpenCensus, NewRelic, Datadog)

About AOE

AOE is a leading global technology and consulting company that supports large companies in strategic digitalization efforts. The focus is on the development of innovative E-Commerce and portal solutions based on Open Source technology. With our 300+ employees at 8 global locations, we handle hundreds of implementations for well-known global companies such as Deutsche Telekom, congstar, Commerzbank, Frankfurt Airport, Heathrow Airport, Singapore Airlines, Angry Birds, Sony and Panasonic. Based on our top employee ratings on Kununu, we have consistently ranked among the top 5 companies in Germany in the categories of best employer and work-life balance in recent years.

Working environment at AOE

  • Fair salary, attractive additional benefits, state-of-the-art kitchen
  • Self-organized work in an agile corporate culture without hierarchical levels
  • Relaxed, individually designed working environment with state-of-the-art hardware and software
  • 2,000 € personal continuing education budget, Communities of Interest and AOE Conference
  • Team events, ski trips, summer party, relaxation area, in-house gym, sports activities
  • Further Benefits and Team Events

Our Krefeld Office

A brief insight into our office in Krefeld. We value an excellent working environment, freely designable workspace and a pleasant atmosphere. Having fun at work and the freedom for short time-outs are also important to us.

We look forward to meeting you!

We will be happy to receive your application and answer any questions you may have at any time. You can reach us by phone at +49 6122 70707-0 or by email at

Jana, Astrid and Melissa
AOE Recruiting Team

Apply now!
Become part of our agile team!

If you are interested in a position at AOE, then apply today. We are very curious to hear your story. Our application process is quite informal, so you don't need to fear unpleasant questions, assessment centers or the like.

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