About Virtuozzo
Virtuozzo is a leading innovator in virtualization and cloud infrastructure solutions, empowering service providers worldwide to build and manage any cloud—private, public, or hybrid—efficiently and cost-effectively. We pioneered container-based virtualization technologies and actively contribute to foundational OSS projects such as OpenVZ, Linux kernel, Kubernetes, CRIU, KVM, OpenStack, and more
At Virtuozzo, you’ll be joining a globally distributed engineering team, solving infrastructure-grade challenges and powering the next wave of cloud platforms.
The Role
Our team builds the Virtuozzo Hybrid Infrastructure (VHI)—a resilient software suite that enables service providers to manage distributed storage and virtualization layers at scale. As a Software Engineer, you'll add new features, optimize performance, ensure reliability in production, and work across the full stack—from UI and REST APIs to cluster lifecycle, virtualization, monitoring, and seamless product updates.
Key Responsibilities
- Design and develop new features for Virtuozzo Hybrid Infrastructure.
- Develop and maintain automated tests to ensure high code quality.
- Improve and optimize existing functionality for performance and scalability.
- Provide support and maintenance for real customer environments.
Skills & Abilities
- Strong proficiency in at least one programming language: Python, Golang, C/C++, or Rust.
- Deep understanding of Linux operating system architecture.
- Solid knowledge of networking concepts.
Preferred Knowledge - is a plus to have
- Experience with hypervisors and container technologies.
- Familiarity with distributed systems design and implementation.
- Background in system programming.
- Understanding of Windows, Linux, or FreeBSD kernel internals.
- Proficiency with automation and infrastructure tools such as Ansible, Bash scripting, and Terraform.
- Knowledge of Kubernetes orchestration.
- Experience with cloud platforms such as AWS, Azure, or Google Cloud.
- Web development skills (JavaScript, HTML).
What We Offer
- Remote and flexible working hours anywhere in EMEA
- Group private medical insurance
- Professional growth: training budget, certification support, mentorship, and career progression pathways
- Inclusive, multicultural team: work alongside talented engineers from across the globe on infrastructure-grade cloud products
- Employee perks: recognition programs, referral bonuses, and learning initiatives such as book clubs or tech talks
- Share Options – shares in our success with share options
- Open for employment in our entity in Belgrade, Serbia or, for B2B contracting elsewhere in Europe.
Top Skills
What We Do
Virtuozzo provides hyperconverged cloud software and services for CSPs, MSPs, ISVs and enterprises.
From Infrastructure-as-a-Service and Platform-as-a-Service to Anything-as-a-Service, our mission is to make cloud easy, accessible and affordable for all. Using our production-ready OpenStack cloud platform reduces cost and improves margins for cloud service providers, and reduces cost and complexity for their customers too.
Virtuozzo developed the first commercially available container virtualization technology and is an active contributor to many influential open source projects and foundations, including Linux kernel, OpenVZ, Docker, Kubernetes, CRIU™, KVM, libvirt, QEMU, OpenStack, CNCF and OCI.
