Senior Software Engineer (Storage Virtualization Team)

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Software Engineer (Storage Virtualization Team) based in Switzerland.

Join a high-performance engineering team building distributed storage infrastructure for a next-generation AI cloud <platform.You>’ll design and develop fault-tolerant storage systems capable of delivering extremely low latency and massive throughput at hyperscale.Your work will sit at the intersection of virtualization, operating systems, networking, and distributed <systems.You>’ll tackle challenging engineering problems involving performance-critical I/O paths, replication, consensus, and self-healing infrastructure.The role offers substantial technical ownership and the opportunity to work on systems where reliability and efficiency are <essential.You>’ll collaborate with experienced engineers in an international, fast-moving environment where technical excellence and innovation are highly valued.This is an opportunity to make a direct impact on the infrastructure powering demanding AI and cloud workloads.

Accountabilities

• Design, develop, and maintain distributed, fault-tolerant storage systems for large-scale cloud infrastructure.
• Build and optimize high-performance block and filesystem storage solutions designed for demanding workloads.
• Develop and improve virtualization components involving virtio-blk, virtio-fs, QEMU, vhost-user, and performance-critical I/O paths.
• Work on high-throughput networking between virtual machines and storage systems using TCP and RoCEv2/RDMA.
• Design and implement storage capabilities including replication, consensus, self-healing, and data migration.
• Analyze and optimize system performance to support sub-millisecond latency, millions of IOPS, and extremely high throughput.
• Diagnose and resolve complex issues across software, storage, virtualization, networking, and operating-system layers.
• Write reliable, maintainable, and production-quality code with a strong focus on performance and fault tolerance.
• Contribute to technical design discussions, architecture decisions, code reviews, testing, and continuous improvement.
• Collaborate closely with other engineers and technical teams to deliver robust infrastructure at scale.
• Participate in coding interviews and technical evaluations as part of the hiring process.

Requirements

• 6+ years of professional software engineering experience, ideally working on complex backend, infrastructure, or distributed systems.
• Strong professional proficiency in C++ and experience using it to build reliable, performance-sensitive software.
• Solid understanding of algorithms and data structures.
• Practical knowledge of operating system internals, particularly I/O, memory management, and scheduling.
• Experience debugging complex software and systems issues across multiple technical layers.
• Ability to design and implement reliable, maintainable, production-quality code.
• Strong problem-solving and analytical skills, with an interest in performance optimization and technically challenging infrastructure problems.
• Familiarity with distributed systems, storage, virtualization, networking, or cloud infrastructure is highly valuable.
• Ability to work effectively in a collaborative, international engineering environment.
• Strong written and spoken English communication skills.
• Team-oriented mindset with a willingness to share knowledge, participate in technical discussions, and contribute to shared engineering goals.
• Comfortable taking ownership of complex technical problems and driving them toward practical solutions.

Benefits

• Competitive compensation aligned with the seniority and scope of the role.
• Career growth: Opportunities to deepen your expertise in distributed systems, storage, virtualization, networking, and cloud infrastructure.
• Learning opportunities: Work alongside experienced engineers on technically demanding and large-scale systems.
• Technical ownership: Significant autonomy and responsibility in designing and improving critical infrastructure.
• Flexible work environment: Remote-friendly working arrangements within the applicable location framework.
• International environment: Collaborate with talented engineers and technical teams across multiple countries.
• Innovation-focused culture: Work on challenging infrastructure problems supporting advanced AI and cloud workloads.
• Meaningful impact: Contribute directly to highly scalable systems designed for demanding production environments.
• Collaborative culture: Join a team that values engineering excellence, trust, ownership, and continuous improvement.
• Future-focused technology: Gain hands-on experience with modern virtualization, high-performance networking, distributed storage, and AI infrastructure.