Senior DevOps Engineer Repository Migration (Freelance, Remote)

We are looking for an experienced DevOps Engineer / Artifact Repository Migration Consultant to support an international enterprise in migrating its existing software artifact repository to a modern managed solution.

The consultant will take ownership of the technical implementation from requirements analysis and solution evaluation through migration CI/CD integration and decommissioning of the existing infrastructure.

Project Details

• Start: November 1 2026 (planned)
• Duration: January 31 2027
• Workload: Full-time
• Location: 100% Remote - Europe-based candidates only
• Contract: Freelance
• Language: English
• Working Hours: Central European business hours

• Analyze the existing Sonatype Nexus repository environment including repositories artifact formats dependencies and usage patterns.
• Assess migration requirements and identify artifacts to be migrated regenerated or retired.
• Define technical and security requirements for the future artifact repository solution.
• Evaluate managed/SaaS repository solutions conduct proof-of-concept assessments and recommend a suitable target architecture.
• Configure and implement the selected solution including authentication permissions retention policies and proxy/mirror functionality.
• Execute artifact migration and validate data integrity checksums and artifact accessibility.
• Reconfigure CI/CD pipelines and developer tooling prepare technical documentation and support the transition.
• Decommission the legacy repository environment and related cloud infrastructure.

• Proven hands-on experience with artifact repository migrations particularly Sonatype Nexus as the source system.
• Strong experience with managed/SaaS artifact repository solutions such as JFrog Artifactory Azure Artifacts GitHub Packages or AWS CodeArtifact.
• Solid DevOps expertise and practical experience with CI/CD pipelines particularly Jenkins and GitHub Actions.
• Hands-on experience configuring Maven npm and related package management tools.
• Strong AWS knowledge including experience decommissioning AWS-hosted infrastructure.
• Experience evaluating technical solutions conducting PoCs and providing vendor-neutral architecture recommendations.
• Familiarity with enterprise authentication (Microsoft Entra ID / SSO) role-based access control and artifact security/compliance controls is an advantage.
• Fluent English communication skills and availability during Central European business hours; German is a plus.