03.08.2026 aktualisiert
Premiumkunde
100 % verfügbarDevOps / Platform Engineer
Köln, Deutschland
Weltweit
B.Sc. Applied Computer ScienceÜber mich
Platform Engineer (Freelance) · Infrastructure as Code: Terraform, Puppet, Ansible · Hybrid Cloud Windows/Linux, Azure, AWS · Platform Security & Compliance: Hardening (BSI), NIS2/DORA-Umsetzung · CEH v13 · Köln / Remote
Skills
APIsCloud-EngineeringLinuxDevOpsHyper-VNetwork SecurityWindows-ServerPublic CloudAnsibleSQLVirtualizationVmware VsphereInfrastructure as Code (IaC)BackendGit
My background combines deep system administration expertise with DevOps, automation, and cloud engineering. I have worked in large-scale international environments operating thousands of virtual servers, supporting mission-critical platforms, and leading infrastructure transformation projects.
What I can help companies withInfrastructure & Cloud Engineering
Design and operation of Windows and Linux infrastructures
Private and public cloud architectures (Azure, AWS)
Virtualization platforms (VMware vSphere, Hyper-V)
Hybrid infrastructure and legacy modernization
DevOps & Automation
Infrastructure as Code with Terraform, Ansible, and Puppet
Automated server provisioning and deployment pipelines
CI/CD environments and DevOps process implementation
Infrastructure standardization and operational efficiency
Cloud Migration & Transformation
Migration of legacy environments to modern cloud platforms
Architecture planning for scalable and highly available systems
Automation of deployment, operations, and lifecycle management
Operations, Reliability & Security
3rd and 4th level infrastructure support
Incident management and operational stabilization
Patch management, hardening, and security best practices
Network security and monitoring (packet analysis, IDS/IPS, WAF)
Software & Platform Development
Development of backend systems, REST APIs, and web platforms
Integration of infrastructure automation with application delivery
Database design with SQL and NoSQL systems
TechnologiesAzure, AWS • VMware vSphere • Hyper-V • Docker • Kubernetes • Terraform • Ansible • Puppet • Jenkins • Git • Windows Server • Linux (Ubuntu, Debian, RHEL, SUSE)
Additional experience includes network security, database architecture, DevOps workflows, and automation with modern development tooling.
EngagementAvailable for freelance projects involving:
Infrastructure architecture and consulting
Cloud migrations and platform modernization
DevOps transformation and automation
Infrastructure troubleshooting and stabilization
System architecture for new platforms and applications
I work with organizations that need scalable, automated, and secure infrastructure solutions, from initial architecture design to operational implementation.
Erfahrung
Berufserfahrung5 - 10 Jahre
Freelancer seit2020
Sprachen
DeutschMutterspracheEnglischverhandlungssicher
Projekthistorie
- System administration and development of the IT Infrastructure
- Design and Implementation of Web Applications (Webshops & Rest APIs & Kubernetes)
- legacy & cloud environment (global with focus on region Asia Pacific ~ 1500 Server virtual)
- processmanagment, alignement & implementation, patching & security
- knowledge transfer in Terraform and Puppet
- DevOps (communication of requirements & creation of concepts with the build team)
- legacy & cloud environment (global with focus on region North Europe ~ 3500 Server virtual)
- 3rd Lvl Support & Incident Management
- deployment of new VMs with Terraform and Puppet
Zertifikate
Certified Ethical Hacker v13
EC-Council2026
Windows Server 2022 and Azure Hybrid Features
Microsoft2024