Henning S.

Founder / Cloud Engineer / Consultant

Moisburg, Germany

Experience

Jan 2022 - Present
3 years 11 months
Moisburg, Germany

Founder / Cloud Engineer / Consultant

WTFitworks

  • Project: CI/CD optimization in publishing

  • Consolidation and standardization of the CI/CD infrastructure (Jenkins, Bitbucket, GitLab, Nexus)

  • Implementation of a central CI/CD stack (GitLab & Nexus) with a container-based setup

  • Setup of a testing environment for safe system updates

  • Automated updates for Helm-based applications (e.g., Kafka, Postgres)

  • CI/CD pipeline for Kubernetes cluster deployments with automated tests

  • Helm chart releases with automated deployment to test environments

  • Infrastructure as Code (Terraform, GitOps)

  • Technical training for DevOps teams on automation and deployment

  • Project: Infrastructure & deployment optimization in e-commerce

  • Review and analysis of existing CI/CD pipelines and IT infrastructure

  • Development of optimization proposals to improve continuous delivery, automated testing, and deployments

  • Enhancement of server, logging, monitoring, and database infrastructure deployments

  • Consulting on the introduction and implementation of Kubernetes and Docker technologies

  • Project: Cloud infrastructure & system design

  • Commissioning and deployment support for internal and external projects in an open-source environment

  • Linux system administration and cloud administration

  • Automation with GitHub Actions and Terraform, as well as monitoring operational processes

  • Monitoring and optimization of hybrid cloud and on-premise systems

  • Design of system architectures in Java, Linux, and cloud environments (AWS, Kubernetes, Docker)

  • Technical support for development teams on deployment, operations, and system-related questions

Oct 2020 - Dec 2021
1 year 3 months
Sittensen, Germany

DevOps Engineer

Euroleasing GmbH

  • Plan, provision, and take modern infrastructures and services to production with the team (AWS, Kubernetes, Docker)
  • CI/CD with GitLab and Concourse CI
  • Monitoring with CloudWatch, Prometheus, Grafana
  • Automated setup of Linux servers and clusters (EKS) using Terraform and Ansible
  • Troubleshooting and documentation
  • Close collaboration with the development team
Jul 2018 - Sep 2020
2 years 3 months
Hamburg, Germany

DevOps Engineer

ISA GmbH

  • Administration of Linux systems (mainly Debian)
  • IaC with Ansible
  • Installation and operation of Kubernetes clusters using Rancher
  • System monitoring/logging (PRTG, ELK)
  • Network analysis and process optimization
  • Troubleshooting and documentation
  • Close collaboration with the development team
Feb 2018 - Jun 2018
5 months
Hamburg, Germany

DevOps Engineer

Surf Media GmbH

  • Provision of development systems and tools, and support for developers in using them
  • Early detection and resolution of bottlenecks and failures before they become issues (site reliability)
  • Administration and optimization of infrastructure
  • Development of SaltStack code for infrastructure management
  • Consultancy role in various company projects
Feb 2017 - Jan 2018
1 year
Hamburg, Germany

IT Specialist

mgm Technology Partners GmbH

  • DevOps engineer in the project team
  • Consulting in Hamburg for various company projects
  • Creation of build pipelines (Jenkins)
  • Improvement and expansion of the cluster (monitoring, logging)
  • Participation in R&D activities to introduce new technologies in the infrastructure environment
Apr 2013 - Jan 2017
3 years 10 months
Hamburg, Germany

QA Manager

NEXMO Solutions GmbH & Co. KG

  • QA of all developed software components / software products
  • Setup, support, maintenance, and ongoing improvement of the cross-platform IT infrastructure (Linux and Windows)
  • Server virtualization and monitoring of complex server services (e.g., Icinga2)
  • Continuous development and optimization of all tools
  • Applying past work experience to improve processes and procedures
  • Acting as DevOps link between software development and IT operations
  • Integrating new hardware and software solutions into the existing system
  • 2nd level support (Java/PHP, databases: Postgres / MSSQL / MySQL)
Dec 2009 - Apr 2013
3 years 5 months
Hamburg, Germany

Team Lead for Customer Support

NEXMO Solutions GmbH & Co. KG

  • Leading projects
  • Administering client/server systems
  • Analyzing, planning, and managing IT solutions
  • Applying past work experience to improve processes and procedures
  • Integrating new hardware and software solutions into the existing system
  • Troubleshooting
  • 1st level support
  • Quality assurance
Aug 2009 - Nov 2009
4 months

Career Reorientation

Languages

German
Native
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