devops engineer in Atlassian migration

The role supports the transition from a legacy Linux-hosted Atlassian suite, including Jira, Jira Service Management, and Confluence, to a containerised open-source ecosystem of Zammad, OpenProject, and XWiki deployed on Red Hat OpenShift.

• Deploy scalable, resilient Zammad, OpenProject, and XWiki instances across OpenShift clusters
• Develop custom frontend integration forms and automate backend data mappings using n8n workflows and API endpoints to replace legacy JSM intake
• Build and manage secure GitLab CI/CD pipelines for application updates, security patches, database migrations, and multi-environment promotions
• Configure Dynatrace OneAgent, monitor system health, analyze logs, and tune systems
• Participate in shift coverage and mandatory on-call rotation to ensure production reliability
• Troubleshoot Ruby on Rails workers, Java/Tomcat engines, Redis queues, and Elasticsearch/Solr re-indexing
• Collaborate across cross-functional developer squads
• Handle end-user application support, API form integrations, and microservices management in OpenShift

• Bachelor's or Master's degree in Computer Science, IT, or a related field
• Minimum 5 years as a Cloud/DevOps Engineer across the full DevOps lifecycle
• Experience with Groovy scripting (ScriptRunner), Java development (Atlassian SDK, Hooks, OSGi bundles), and the Atlassian suite
• Experience with Zammad forms development and Ruby/API customization, OpenProject, and XWiki
• Experience deploying, tuning, and maintaining Zammad, OpenProject, and XWiki; building custom Zammad forms using HTML, JavaScript, and REST APIs
• Linux administration (RedHat/Debian), OpenShift/Kubernetes, and Helm charts
• PostgreSQL/MySQL and ETL scripting with Python, Bash, or Go
• Experience with OpenShift administration, including Pods, deployment configs, routes, network policies, and PVCs
• Experience with enterprise API Gateways (Kong/Gravitee/Tyk), n8n workflows, routes, webhooks, rate limiting, and JWT/OAuth2 token validation
• Experience with Terraform, Ansible, GitLab CI, and ArgoCD
• Experience with Dynatrace APM, custom metrics, log analysis, and bottleneck diagnosis
• Strong troubleshooting under pressure and root-cause analysis (RCA)
• EU citizenship is mandatory
• Fluent English
• Будет плюсом: Red Hat OpenShift or cloud-native certifications, an additional European language

• Contract B2B
• Contract rate: Euro's 540 per day
• Mandatory shifts between 07:00 and 20:00 CET: early 07:00–16:00 or late 11:00–20:00
• Mandatory 7-day on-call rotation, including weekends
• On-call special rate of 150–200% depending on the day
• 290 Euro per day bonus for the week on call
• Remote work, up to 6 years