Senior Software Engineer (backend Focus)

Senior Software Engineer

Location: suburb of Kuala Lumpur, Malaysia (hybrid model: 3 days in office / 2 days remote)

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 Senior 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.
• Excellent problem-solving skills and ability to tackle complex challenges.

Preferred Knowledge

• 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

• Attractive, market-competitive compensation (Competitive in the KL market)
• Hybrid working model: 3 days/week in our office, 2 days remote—balancing collaboration with flexibility
• Comprehensive private medical insurance
• Professional growth: training budget, certification support, mentorship, and career progression pathways
• Inclusive, multicultural culture: 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
• Regional impact: contribute to innovations used by CSPs and MSPs across Asia and beyond

Why Kuala Lumpur?

KL's thriving tech ecosystem and vibrant multicultural community make it an ideal base for ambitious engineers. At Virtuozzo's regional hub:

• You'll be central to Southeast Asia's cloud infrastructure growth.
• Collaborate across time zones with teams spanning Europe, the Americas, and Asia—bringing global impact and diverse perspectives.
• Enjoy a healthy work-life rhythm with hybrid flexibility, professional support, and local social connections.

Ready to build infrastructure-grade frontend experiences that power global cloud services? Send your resume. Feel free to share with your network too!