Backend Systems Admin / DevOps Engineer (m/w/d) - Freelance - 114759
Duration: 2 Months
Location: München
Language: English
We are seeking a Backend Systems Administrator / DevOps Engineer with deep expertise in Linux (Ubuntu), PostgreSQL, and AWS to manage, optimize, and scale the Jira on prem and Jira Service Management (JSM) instances. The ideal candidate will ensure high availability, security, and performance while driving automation, integrations, and workflow customizations.
Key Responsibilities:
Infrastructure & Administration
- Deploy, maintain, and optimize Atlassian tools (Jira, Confluence, JSM) on AWS-hosted Ubuntu servers.
- Administer PostgreSQL databases, including performance tuning, backups, and disaster recovery.
- Manage AWS services (EC2, RDS, S3, VPC, IAM) to ensure scalability, security, and cost efficiency.
- Implement networking, security policies, and access controls for compliance and risk mitigation.
System Customization & Automation
- Design and automate workflows, scripts (Bash/Python), and integrations (REST APIs, webhooks).
- Evaluate and implement plugins/extensions to extend functionality.
- Monitor system health, logs, and performance metrics for proactive issue resolution.
Required Skills & Qualifications:
- Proficiency in Linux (Ubuntu): Shell scripting, systemd, package management, troubleshooting.
- PostgreSQL: Database administration, query optimization, replication.
- AWS: Hands-on experience with EC2, RDS, IAM, S3, and networking.
- Atlassian Tools: Admin experience with Jira, JSM (including user/group management, workflows, and add-ons).
- Automation & DevOps: Familiarity with CI/CD, IaC (Terraform/Ansible), and monitoring tools.
