Independent Contractor
CurrentExpert consulting services in wide variety of technical fields.* An expert in wide variety of Operating Systems implementations and porting.* Architected and implemented multiple kernel based projects - bringup, drivers, tools, etc.* Multiple projects with Linux in the embedded controller space - FPGA/ASIC, BSP, DPDK, etc.* Intimate understanding of any hardware technology down to transistor level.Extensive expertise in High Tech.• All flavors of UNIX - LINUX, SOLARIS, IRIX, HPUX, AIX, SVR4, BSD, MACH.• Kernel porting - startup, VM, scheduling, performance, networking, etc.• IOT, Embedded, bare-metal, RTOS, microkernel, threads.• Linux mobile/embedded platforms – consumer, industrial (various architectures).• Xilinx/Cadence FPGA/ASIC IP interfacing/control.• Networking – TCP/IP, DPDK, mTCP, VFIO, SR-IOV, WiFi, BLE, NFC, etc.• Filesystems – clustering, SNFS, CXFS, XFS, VXFS, NFS, SAMBA, etc.• Storage – DeDUP, RAID, striping, mirroring, LVM, SAN, NAS, SSD/Flash, etc.• Drivers - SCSI, iSCSI, FCoe, PCIe, NVMe, USB, network, streams, async, etc.• Symmetric Multi-Processing (SMP) performance optimizations and tuning.• HPC, Virtualization, Fault Tolerance, HA and Failover design and implementation.• Embedded and remote kernel/user debuggers, simulators.• Hardware debug tools – JTAG/SWI, logic analyzers, ICEs, scopes, meters, etc.• In-depth understanding of computer hardware and digital electronics.• Complete product cycle - planning, architecting, implementing, shipping, etc.• Project technical leadership and coordination.Specialties:SW: Linux, HP-UX, Solaris, AIX, IRIX, BREW, Embedded, etc.HW: INTEL x86, RISC-V, ARM, PPC, PA-RISC, SPARC, MIPS, Xilinx, etc.
