About

SanjayKumar JeyaKumar is an experienced Linux professional with over 17 years of design and development experience in Linux internals, kernel, networking, and security domains. He has a strong technical leadership background and has worked on multi-platform, multi-architecture security components. SanjayKumar has expertise in high-performance cloud clients, virtualization, imaging, high availability, provisioning, acceleration, and microservices. SanjayKumar has hands-on experience in Linux internals, kernel programming, eBPF, XDP, Netfilter, Netlink Sockets, Linux system and network programming, cross-platform, multi-threaded application development, imaging, provisioning, high availability, peer-assisted delivery, application sandboxing, Secomp, OS virtualization containers, Cgroups, network virtualization using Linux network namespaces, microservices, and network security using IDS by hooking the Linux kernel module for maximum throughput. SanjayKumar has a strong skillset in programming using GNU C, Gtk+, Bash, operating systems such as GNU Linux (Suse, Redhat, Ubuntu), ThinOS, ThinLinux, Linux internals such as Linux namespaces, eBPF, Systemd, SysV Init, initramfs, build and SCM tools such as GCC, GNU Make, Git, Subversion, debugging and utility tools such as GDB, Binutils, Wireshark, iproute2, bpftool, bpftrace, networking protocols such as XDP-eBPF, Netfilter, Netlink Sockets, packet handlers, TUN/TAP, veth, provisioning such as imaging, PXE, device management, configuration management, package deployment, and cloud technologies such as Openstack-Nova, [SDN] Openstack-Neutron, K8s, AWS, and GoogleCloud Exposure. SanjayKumar has expertise in planning, architecting, and implementing cutting-edge solutions to address business opportunities, system-oriented design solutions, and high-performance software on Linux. He has led virtualization, networking, security, and cloud computing components and has developed solutions in Linux kernel, userspace, networking, security, and GUI. Currently working as a Staff Engineer at Zscaler, SanjayKumar has designed, developed and integrated filtering/ratelimit of Decoy Traffic Using XDP-eBPF and observing/monitoring of container file modifications using eBPF/LSM. In the past, he has worked as a Software Engineer IV and Senior Software Engineer at