Recommended expert

Henning Schwister

Infrastructure & Deployment Optimization in E-Commerce

Henning Schwister
Moisburg, Germany

Experience

Dec 2023 - Mar 2025
1 year 4 months

Infrastructure & Deployment Optimization in E-Commerce

WTFitworks

  • Assessment and analysis of existing CI/CD pipelines and IT infrastructure
  • Developing optimization proposals to improve continuous delivery, automated tests, and deployments
  • Enhancing provisioning of server, logging, monitoring, and database infrastructures
  • Advising on the introduction and implementation of Kubernetes and Docker technologies
Jan 2022 - Present
4 years 2 months

Founder / Cloud Engineer / Consultant

WTFitworks

Jan 2022 - Nov 2025
3 years 11 months

CI/CD Optimization in Publishing

WTFitworks

  • Consolidation and standardization of the CI/CD infrastructure (Jenkins, Bitbucket, GitLab, Nexus)
  • Introducing a centralized CI/CD stack (GitLab & Nexus) with a container-based setup
  • Setting up a test environment for safe system updates
  • Automated updates for Helm-based applications (e.g., Kafka, Postgres)
  • CI/CD pipeline for Kubernetes cluster provisioning with automated tests
  • Helm chart releases with automated deployment in test environments
  • Infrastructure as Code (Terraform, GitOps)
  • Technical training for DevOps teams on automation and deployment
Jan 2022 - Sep 2025
3 years 9 months

Cloud Infrastructure & System Design

WTFitworks

  • Commissioning and deployment support for internal and external developments in an open-source environment
  • Linux system administration and cloud administration
  • Automation with GitHub Actions, Terraform, and monitoring of operational processes
  • Monitoring and optimizing hybrid cloud and on-premises systems
  • Designing system architectures in Java, Linux, and cloud environments (AWS, Kubernetes, Docker)
  • Providing technical support to development teams for deployment, operations, and system issues
Oct 2020 - Dec 2021
1 year 3 months
Germany

DevOps Engineer

Euroleasing GmbH

  • Planning, provisioning, and deploying modern infrastructures and services into production with the team (AWS, Kubernetes, Docker)
  • CI/CD with GitLab and Concourse CI
  • Monitoring with CloudWatch, Prometheus, and Grafana
  • Automating 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

  • Maintenance of Linux systems (mainly Debian)
  • IaC with Ansible
  • Installation and operation of Kubernetes clusters based on Rancher
  • Monitoring / logging of the systems (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

  • Provisioning of development systems and tools and supporting developers in using them
  • Early detection and elimination of bottlenecks and outages before they become a problem (site reliability)
  • Administration and optimization of the infrastructure
  • Development of Saltstack code for managing the technology
  • Consultant role in various projects within the company
Feb 2017 - Jan 2018
1 year
Hamburg, Germany

IT Specialist

mgm Technology Partners GmbH

  • Expert knowledge in technical project infrastructure as well as build and deployment topics
  • Provision of central infrastructure components and project-specific build and test systems
  • Supporting projects with know-how and R&D activities on new technologies
  • DevOps engineer within the project team
  • Consultant role for various projects
  • Creation of build pipelines (Jenkins)
  • Improvement and extension of the cluster (monitoring, logging)
Apr 2013 - Jan 2017
3 years 10 months
Hamburg, Germany

QA Manager

NEXMO Solutions GmbH & Co. KG

  • QA of all developed software components and products
  • Setup, maintenance, and ongoing improvement of cross-platform IT infrastructure (Linux and Windows)
  • Server virtualization, monitoring of complex server services (e.g. Icinga2)
  • Continuous development and optimization of all tools
  • Applying operational feedback to improve processes and procedures
  • DevOps interface between software development and IT operations
  • Integration of 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
  • Administration of client/server systems
  • Analysis, planning, and support of IT solutions
  • Process and procedure improvement based on operational experience
  • Integration of new hardware and software solutions
  • Problem solving
  • 1st level support
  • Quality assurance

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Information Technology (14.5 years), Media and Entertainment (4 years), Retail (1.5 years), and Banking and Finance (1 year).

Information Technology
Media and Entertainment
Retail
Banking and Finance

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Information Technology (16 years), Operations (11.5 years), Quality Assurance (5 years), Customer Service (3.5 years), Project Management (3.5 years), and Research and Development (1 year).

Information Technology
Operations
Quality Assurance
Customer Service
Project Management
Research and Development

Languages

German
Native

Profile

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Henning based?

Henning is based in Moisburg, Germany.

What languages does Henning speak?

Henning speaks the following languages: German (Native).

How many years of experience does Henning have?

Henning has at least 16 years of experience. During this time, Henning has worked in at least 8 different roles and for 6 different companies. The average length of individual experience is 2 years and 7 months. Note that Henning may not have shared all experience and actually has more experience.

What roles would Henning be best suited for?

Based on recent experience, Henning would be well-suited for roles such as: Infrastructure & Deployment Optimization in E-Commerce, Founder / Cloud Engineer / Consultant, CI/CD Optimization in Publishing.

What is Henning's latest experience?

Henning's most recent position is Infrastructure & Deployment Optimization in E-Commerce at WTFitworks.

What companies has Henning worked for in recent years?

In recent years, Henning has worked for WTFitworks and Euroleasing GmbH.

Which industries is Henning most experienced in?

Henning is most experienced in industries like Information Technology (IT), Media, Entertainment and Publishing, and Retail. Henning also has some experience in Banking and Finance.

Which business areas is Henning most experienced in?

Henning is most experienced in business areas like Information Technology (IT), Operations, and Quality Assurance (QA). Henning also has some experience in Customer Service, Project Management, and Research and Development (R&D).

Which industries has Henning worked in recently?

Henning has recently worked in industries like Information Technology (IT), Media, Entertainment and Publishing, and Retail.

Which business areas has Henning worked in recently?

Henning has recently worked in business areas like Information Technology (IT), Operations, and Quality Assurance (QA).

What is the availability of Henning?

Henning is immediately available for suitable projects.

What is the rate of Henning?

Henning's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.

How to hire Henning?

To hire Henning, click the Meet button on the profile to request a meeting and discuss your project needs.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

1000
750
500
250
Market avg: 800-960 €
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.