Negotiable
Undetermined
Hybrid
Bulgaria, Eastern Europe
Summary: RED Global is seeking a freelance CEPH Developer for a project based in Sofia, offering a hybrid or remote working arrangement. The role involves designing and implementing features in Ceph, optimizing storage systems, and participating in community discussions. Candidates should have strong programming skills and experience with Ceph and Kubernetes. The position is for a duration of 12 months or more, with an immediate start date.
Key Responsibilities:
- Design and implement new features in Ceph (RGW, RADOS, RBD, CephFS)
- Optimize storage system performance, scalability, and reliability
- Troubleshoot distributed storage issues and debug low-level system behavior
- Participate in upstream Ceph development and community discussions
- Integrate Ceph with Kubernetes via Rook and CSI drivers
- Monitor and improve system observability using telemetry and metrics
- Plan and execute development tasks using Agile methodologies
- Contribute to technical documentation, design reviews, and internal knowledge sharing
Key Skills:
- Strong proficiency in C++ and Python (5+ years)
- Hands-on experience with Ceph (any of RGW, RADOS, RBD, CephFS)
- Solid understanding of Linux internals (I/O, memory management, threading)
- Familiarity with Kubernetes, Rook, and Ceph CSI drivers
- Experience with Git, GitHub, and CI/CD pipelines
- Exposure to large-scale infrastructure or cloud-native environments
- Proficiency with observability tools (Prometheus, Grafana, etc.)
Salary (Rate): undetermined
City: Sofia
Country: Bulgaria
Working Arrangements: hybrid
IR35 Status: undetermined
Seniority Level: undetermined
Industry: IT
Kajenthi@RED Global - Look for a CEPH developer - Sofia - Full Remote/ Hybrid - Freelance - 12 months +
RED is actively looking for a new CEPH Developer in FREELANCE to join a project in Sofia.
Here are some quick Key Points:
Team Activities
- Design and implement new features in Ceph (RGW, RADOS, RBD, CephFS)
- Optimize storage system performance, scalability, and reliability
- Troubleshoot distributed storage issues and debug low-level system behavior
- Participate in upstream Ceph development and community discussions
- Integrate Ceph with Kubernetes via Rook and CSI drivers
- Monitor and improve system observability using telemetry and metrics
- Plan and execute development tasks using Agile methodologies
- Contribute to technical documentation, design reviews, and internal knowledge sharing
Required Skills
- Strong proficiency in C++ and Python (5+ years)
- Hands-on experience with Ceph (any of RGW, RADOS, RBD, CephFS)
- Solid understanding of Linux internals (I/O, memory management, threading)
- Familiarity with Kubernetes, Rook, and Ceph CSI drivers
- Experience with Git, GitHub, and CI/CD pipelines
- Exposure to large-scale infrastructure or cloud-native environments
- Proficiency with observability tools (Prometheus, Grafana, etc.)
Details:
Start date: ASAP
Duration: 12 months +
Working hours: Full-time
Location: Sofia - Hybrid/Remote
If you are interested in this role, please send me your updated CV in English at kchelliah@redglobal.com and the best time for me to call you so we can discuss this role in more detail.
If not… Could you please recommend a friend?

Reference
CR/129724_1759840417
Date
7 Oct 2025