DevOps Engineer (f/m/d) Customer Care AI Platform Team (hybrid)

Tasks

Our mission is to build a modern ecosystem for all IONOS customer support needs, supporting 8 million contracts across 10 markets. We are building a next-generation AI platform designed to redefine customer interaction through high-performance, multimodal AI powered by state-of-the-art Speech-to-Speech (S2S) models and advanced LLMs. As a DevOps Engineer, you will build the foundation of this platform, designing distributed systems that power real-time pipelines and ensuring our AI scales seamlessly.

• Design, build, and maintain CI/CD pipelines and container orchestration workflows in collaboration with development teams.
• Maintain and optimize Debian-based Linux systems to ensure high availability and monitoring across multiple data centers.
• Automate infrastructure provisioning and maintain ISO security standards, including vulnerability management and dependency tracking.
• Architect and optimize low-latency streaming infrastructure for Speech-to-Speech (S2S) to ensure natural voice interactions.
• Host and monitor specialized AI tooling, including MCP servers, Vector databases, and caching applications.

Qualifications

• Strong Linux administration experience (preferably Debian) and hands‑on experience with Kubernetes in production.
• Proven track record with cloud-native architectures and infrastructure-as-code tools like Terraform, Ansible, and ArgoCD.
• Solid understanding of networking fundamentals, including subnetting, routing, and BGP concepts.
• Proficiency in scripting languages such as Python or Bash for troubleshooting distributed systems.
• Experience with monitoring and observability stacks, specifically Prometheus, Grafana, and ELK.

Nice to have: Experience with telephony gateways (SIP/RTP), migrating VM-based infrastructure to containers, or exposure to AI-driven development workflows.

Location: Berlin or Karlsruhe

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.
• 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.