Senior Full - Stack Engineer enhancing AI infrastructure at Encord. Building tools for Physical AI data stack with a focus on performance and reliability.
About the role
- Drivers & Virtualization Engineer developing high-performance Linux kernel drivers for Arago’s proprietary accelerator. Ensuring security, performance, and accessibility across diverse environments with kernel-level interfaces.
Responsibilities
- Develop and maintain high-performance Linux kernel drivers for Arago’s proprietary accelerator.
- Implement communication protocols and virtual device interfaces to bridge hardware and software.
- Manage low-level hardware interactions including PCIe, DMA, MMIO, and interrupt handling.
- Enable seamless virtualized access to accelerators using QEMU and KVM.
- Design and implement robust device sharing, passthrough, and isolation mechanisms.
- Ensure the security of accelerator operations through strict memory protection and resource isolation.
- Debug complex failures that span the entire stack: from hardware and kernel to hypervisor and guest OS.
- Support the scaling of our architecture from single-device setups to large-scale multi-device deployments.
Requirements
- Master’s or PhD degree in Computer Science, Computer Engineering, or a related field.
- Deep knowledge of OS internals, particularly kernel memory management and I/O paths.
- Strong understanding of memory safety requirements in kernel space.
- Proven hands-on experience in Linux kernel driver development and kernel modules.
- Solid understanding of virtualization fundamentals (KVM, hypervisors).
- Practical experience with emulation frameworks, specifically QEMU internals or custom device models.
- Familiarity with hardware-level protocols: PCIe, DMA, MMIO, and IOMMU.
- Language: English at a proficient level. French is a plus.
Benefits
- Competitive cash compensation, with final package based on location, experience, and the pay of team members in similar positions.
- Meaningful stock option plan offered at the earliest stage of the company (included in the majority of full time offers).
- Relocation bonus and coverage of moving expenses for relocation within 20 minutes of the company’s location.
- Healthcare coverage (including family-friendly options), pension contributions, professional development support, and 25 days of PTO, in addition to public holidays.
- Ownership of a key technical domain, with significant vertical and/or horizontal growth opportunities, based on performance and individual drive.
- Reimbursement of 50% of the public transport subscription fee.
- A high-paced, multicultural (with 10 nationalities), and engineering-led environment.
Job title
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