Jonathan Krauß-Test Automation Engineer (Freelancer)
Check rate
Experience
Test Automation Engineer (Freelancer)
Bank Verlag GmbH
- Refactoring test automation (Java/Kotlin)
- Implementing integration tests (Cucumber, Gherkin)
- Bug fixing and implementing new features in pair programming
- Implementing test processes in CI/CD architecture (GitLab)
- Planning and creating a test strategy
- Analyzing business processes to assess test coverage
- Bug tracking and verification (Kubernetes/k8s, Kibana)
- Extending the deployment pipelines in GitLab CI
- Evaluating logs and metrics
- Implementing tests to verify security requirements (PCI DSS/ISO 27001)
Cloud Engineer (Freelancer)
VTG Rail Europe GmbH
- Establishing a company-wide k8s monitoring framework (AWS/Datadog) with Terraform
- Implementing new features (Kotlin/Java)
- Automated deployments with Helm
- Implementing technical and functional metrics
- Setting up new data streams in AWS (SNS, SQS)
- Extending and maintaining the AWS infrastructure with Terraform
- Maintaining the Kubernetes (k8s) clusters
- Configuring and integrating automated dependency updates with Renovate
- Extending the GitLab CI/CD pipelines
- Automating processes using a workflow tool (Argo Workflow)
- Supporting the development team
- Analyzing operational issues and implementing (bug) fixes
- Developing test strategies and best practices
- Support in implementing unit and integration tests
Test Automation Engineer (Freelancer)
VTG Rail Europe GmbH
- Advising, designing, and customizing test frameworks (Cypress, TestCafe)
- Conducting manual tests
- Advising front-end and back-end development on quality assurance issues
- Increasing test coverage
- Implementing integration tests
- Expanding and refining quality objectives according to ISO 25010
Software Tester / Test Automation Engineer (Freelancer)
mecom Medien-Communikations-Gesellschaft mbH
- Planning and creating test scenarios
- Preparing test data and executing tests
- Test automation in a container environment (Java, Cucumber)
- Ensuring test coverage
- Enhancing the test framework
- Administering the test environment (Linux)
Software Quality Assurance Manager (Freelancer)
ProSiebenSat.1 Media SE
- Adapting and implementing a test strategy
- Planning and creating test scenarios
- Preparing test data and executing tests
- Assessing current quality risks
- Advising on software system acceptance decisions
- Automated software tests (Java, Cucumber)
- Enhancing the in-house test framework
- Developing tools to support testing
- Managing and executing release rollouts
- Moderating UAT workshops with key users
- Serving as the point of contact for quality topics in partner projects
Software Developer
Hermes Germany GmbH
- Development and integration of event-driven data pipelines/systems in a cloud environment (AWS, GCP)
- Creation of fully automated CI/CD deployment pipelines (GitLab CI, Bitbucket Cloud)
- Deployment automation via IaC (CloudFormation, Terraform)
- Administration and operation of AWS and Google Cloud
- Customer segment analysis and prototyping
- Monitoring, logging, and data analysis
Quality Assurance Engineer
Hermes Germany GmbH
- Development of test strategies
- Front-end testing with TestCafe
- Test automation within distributed systems
- End-to-end tests in a container environment
- Development of methods for test data provisioning
- Deployment automation with GitLab CI
- Test management
- Exploratory testing
- Security testing
Quality Assurance Expert
CTS Eventim Solutions GmbH
- Software development using Scrum (AngularJS)
- UI testing (AngularJS/Protractor)
- Creation of CI/CD pipelines (Jenkins, GitLab)
- Maintenance of technical backlogs
- Building and migrating test automation (Selenium)
- Quality management
Working Student
CTS Eventim Solutions GmbH
- Quality assurance
- Test automation of web applications
- Release planning
- Deployment approval
- Regression and integration testing
- 3rd-level support
Student assistant
Hochschule Bremerhaven
- Conducting tutorials
- IT system maintenance
- Preparing workshops (quality management) and creating a concept for a test automation pipeline with Jenkins CI
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Transportation, Information Technology, Media and Entertainment, Banking and Finance, and Education.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Quality Assurance, Business Intelligence, Operations, and Project Management.
Skills
- Cloud Engineering
- Datadog
- Kubernetes
- Kotlin
- Renovate
- Test Frameworks: Testcafe, Cypress, Selenium, Cucumber
- Test Management
- Amazon Web Services
- Google Cloud
- Gitops
- Spring Boot
- Javascript / Typescript
- Terraform
- Grafana
- Prometheus
- Bitbucket Cloud
- Gitlab Ci
- Maven
- Helm
Languages
Education
Hochschule Bremerhaven
University degree · Business Information Systems · Bremerhaven, Germany
Statistics
Experience
Global experience
Expertise
Profile
Frequently asked questions
Have questions? Find more information here.
Jonathan is based in Kirchlinteln, Germany and can operate in on-site, hybrid, and remote work models.
Jonathan speaks the following languages: German (Native), English (Advanced).
Jonathan has at least 9 years of experience. During this time, Jonathan has worked in at least 9 different roles and for 7 different companies. The average length of individual experience is 1 year and 11 months. Note that Jonathan may not have shared all experience and actually has more experience.
Based on recent experience, Jonathan would be well-suited for roles such as: Test Automation Engineer (Freelancer), Cloud Engineer (Freelancer), Software Tester / Test Automation Engineer (Freelancer).
Jonathan's most recent position is Test Automation Engineer (Freelancer) at Bank Verlag GmbH.
In recent years, Jonathan has worked for Bank Verlag GmbH, VTG Rail Europe GmbH, mecom Medien-Communikations-Gesellschaft mbH, ProSiebenSat.1 Media SE, and Hermes Germany GmbH.
Jonathan is most experienced in industries like Transportation, Information Technology, and Media and Entertainment. Jonathan also has some experience in Banking and Finance and Education.
Jonathan is most experienced in business areas like Information Technology, Quality Assurance, and Business Intelligence. Jonathan also has some experience in Operations and Project Management.
Jonathan has recently worked in industries like Transportation, Media and Entertainment, and Banking and Finance.
Jonathan has recently worked in business areas like Information Technology, Business Intelligence, and Operations.
Jonathan attended Hochschule Bremerhaven for Business Information Systems.
The availability of Jonathan needs to be confirmed.
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Average rates for similar positions
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The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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