- Employment
- Full-time
About the role
Responsibilities
Develop and maintain Linux PCIe device drivers and kernel modules
Optimize PCIe subsystem behavior including DMA, IOMMU, interrupts, and BAR mapping
Build user-space libraries and APIs enabling high-performance data paths
Work closely with hardware/firmware teams to build end-to-end PCIe I/O pipelines
Design efficient memory management and zero-copy data transfer paths
Requirements
Strong understanding of Linux Kernel internals and memory management (DMA/IOMMU)
Experience developing kernel modules in C
Knowledge of PCIe protocol and PCIe subsystem architecture
Experience with kernel debugging tools (gdb, ftrace, perf, etc.)
Preferred Qualifications
Experience with device drivers for HPC, AI accelerators, or high-speed networking
Background in RDMA/DPDK/SPDK or other high-performance I/O frameworks
Familiarity with NUMA, huge pages, and pinned memory
Upstream contributions or open-source maintainer experience
Contact
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