Lars Führer
Cloud-Native DevOps & Automation Engineer
Experience
Cloud Engineer
Idealo
- Implemented and maintained cloud infrastructure using AWS, MongoDB Atlas and Aiven platforms to optimize performance and scalability.
- Designed and executed automated deployment processes using tools like Github Actions and Terraform.
- Collaborated with cross-functional teams to analyze system requirements and develop solutions for complex cloud-based applications.
- Conducted regular performance monitoring and troubleshooting to identify and resolve issues, ensuring uninterrupted service availability for clients.
Systems Engineer
Idealo
- Oversaw physical Linux servers and virtual machines using Puppet and Ansible.
- Developed Terraform modules for AWS migration.
- Led migration of database monitoring to Prometheus, Alertmanager, and Grafana.
- Maintained on-premise MongoDB, MySQL, and PostgreSQL clusters.
- Participated in 24/7 on-call rotation schedule.
Systems Administrator
Storecast
- Managed configuration of physical servers and VMs with Puppet for both Linux and Windows systems.
- Planned and established a datacenter in Berlin with bare metal servers and network infrastructure.
- Administered hypervisor clusters using OpenNebula.
- Oversaw block storage clusters using Ceph.
- Managed various services utilizing Varnish, HAproxy, and nginx.
- Installed, maintained, and operated services such as Jira, Confluence, Artifactory, Jenkins, Icinga2, ELK, Tomcat, Wildfly, Nodejs, and Java applications.
- Established microservice environments with Kubernetes.
- Participated in 24/7 on-call rotation duties.
Systems Administrator
Erasys
- Managed configuration for client notebooks, primarily Mac OSX using Deploystudio and Ansible.
- Developed and upheld a local development environment utilizing Vagrant, VirtualBox, Docker, and Puppet.
- Oversaw the corporate network infrastructure at the Berlin Office.
- Installed server and network hardware at the datacenter in Amsterdam.
- Administered various services utilizing Varnish, HAproxy, and nginx.
- Maintained and operated monitoring systems including Inhouse Icinga2 and On-premise Icinga.
Systems Administrator
Jesta Digital (now freenet digital)
- Acquired foundational experience in live production environments.
- Oversaw technical support for Linux server infrastructure and platform.
- Implemented and enhanced monitoring systems for various datacenters utilizing Nagios, Cacti (host and service level), Zabbix (application level), and Uptrends (external web monitoring).
- Maintained and expanded SOC intranet presence through Jira and Confluence.
Systems Administrator
Klinikum Südstadt (Hospital)
- Managed in-house installation and operation of servers and network components during apprenticeship.
- Provided support and troubleshooting for network infrastructure utilizing Windows Server, Unix (FreeBSD/OpenBSD/Solaris/Aix).
- Successfully completed security solution for final exam project, implementing in-house IDS/IPS based on Linux & Snort.
- Trained non-technical colleagues in IT procedures and protocols.
Summary
I’m a Cloud-Native DevOps & Automation Engineer with over 10 years of experience helping teams automate infrastructure, streamline deployments, and build scalable, reliable cloud environments.
My work focuses on designing and implementing cloud-native DevOps architectures that are secure, resilient, and fully automated — enabling engineering teams to move faster with confidence.
I support companies ranging from startups to enterprise clients in areas such as: • Infrastructure as Code (IaC) using Terraform or Ansible • Kubernetes orchestration, GitOps workflows (ArgoCD, FluxCD), and Helm • CI/CD pipeline design & automation with GitLab CI, GitHub Actions, Jenkins • Monitoring & observability using Prometheus, Grafana, Loki, and ELK • Cloud infrastructure using AWS with a focus on automation and cost efficiency
Whether it’s greenfield development, infrastructure modernization, or automation at scale — I deliver clean, production-grade solutions backed by robust documentation and a collaborative mindset.
Tech Stack Highlights: Terraform · Kubernetes · Docker · Helm · Github Actions · ArgoCD · AWS · Prometheus · Grafana · Python · Bash · Linux
Based in Rostock, open for remote freelance opportunities across Europe or globally.
Languages
Education
University Of Applied Sciences
college drop out · Electrical Engineering & Computer Science · Wismar, Germany
BS Technik Rostock (Technical College)
Advanced technical college certificate · Electrical Engineering · Rostock, Germany
BS Technik Rostock (Vocational School)
IT specialist for system integration · Computer Science · Rostock, Germany
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