Software Engineer (C++), GreenNode

OfficialTechSoftware26-SOC-4149

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Job description

RESPONSIBILITIES

Develop, maintain, and optimize the performance of SDN (Software-Defined Networking) components: vRouter and controller
Analyze and resolve SDN incidents in production: read logs and core dumps, reproduce issues, and deliver fixes
Study and document existing control plane components
Research and evaluate high-performance networking solutions for public cloud (DPDK, DPU/SmartNIC)

Requirement

REQUIREMENTS
Must have:

At least 2 years of experience programming in C/C++ on Linux
Solid understanding of memory management and multithreading
Proficient in debugging with GDB and analyzing core dumps
Experience with network programming on Linux (sockets, epoll) or packet processing
Solid understanding of the TCP/IP model, routing, and switching

Nice to have:

Knowledge of KVM virtualization and OpenStack
Knowledge of BGP, MPLS VPN, and overlay protocols: VXLAN, MPLSoUDP, MPLSoGRE
Experience with DPDK or other packet processing frameworks
Experience in performance profiling and optimization (perf, flame graphs, cache, NUMA)
Experience writing Linux kernel modules and debugging kernel crashes
- Contributions to open-source projects

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