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. To join our VHI Storage team, we are looking for Developers to:
Role & Responsibilities
- Design, develop, and maintain system-level software components primarily in C.
- Work in a Linux-based environment, including debugging, performance tuning, and automation.
- Collaborate with cross-functional teams to design scalable and reliable systems.
- Analyze and improve network-related functionality and performance.
- Participate in code reviews, architecture discussions, and technical planning.
Requirements
- Strong hands-on experience with Linux development and internals.
- Proficiency in C, with the ability to write clean, efficient, and maintainable code.
- Solid understanding of system-level programming, including memory management, concurrency, and IPC.
- Good knowledge of computer networks, including TCP/IP stack and socket programming.
- Excellent fluency in English
Nice to have
- Experience with Golang and/or Python.
- Familiarity with designing and implementing distributed systems.
- Knowledge of performance profiling and debugging tools.
- Experience with Linux AIO, io-uring, RDMA stack in Linux.
- Understanding at least one of S3/NFS/Samba/iSCSI/NVMeOF protocols, Linux VFS internals, file systems architecture, Linux block I/O subsystem
What We Offer
- Remote and flexible working hours anywhere in EMEA
- 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 Serbia or Bulgaria or for B2B contracting elsewhere in Europe.
Process stages:
- HR intro call (30min)
- Team meeting (1h)
- Technical interview (code or take-home task)
- Hiring manager interview (30min)
- CTO meet&greet
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.
