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About the role
Key Responsibilities Lead the design, development, and customization of OpenWrt-based firmware for operator-specific deployments. Architect and implement high-performance networking stacks for carrier-grade devices. Develop scalable and modular embedded Linux systems for complex CPE environments. Implement and manage TR-181 / TR-098 data models and USP (TR-369) protocols. Optimize L2/L3 forwarding performance using hardware offloading and VLAN configurations . Design and implement Multi-WAN, failover strategies, and policy-based routing (PBR) . Enhance multicast performance using IGMP/MLD snooping and proxy mechanisms . Perform deep debugging of system-level issues such as kernel panics, memory leaks, and race conditions . Analyze and troubleshoot network issues using tools like tcpdump and Wireshark . Collaborate with cross-functional teams to define system architecture and integration strategies. Mentor and guide engineering teams on best practices and technical decision-making. Required Skills & Experience 2 to 8 Years OpenWrt & Embedded Systems Strong expertise in OpenWrt build system customization and package management. Hands-on experience in building operator-grade firmware distributions. Programming Advanced proficiency in C/C++ with focus on performance and resource optimization. Networking & Protocols Strong experience in IPv4/IPv6 dual-stack environments Knowledge of: DHCPv4 / DHCPv6 SLAAC & Prefix Delegation (PD) IPv6 transition technologies (MAP-T, MAP-E, DS-Lite) Networking Concepts Deep understanding of: Linux Bridge VLAN (802.1Q / QinQ) Routing and forwarding architectures Traffic & Routing Experience with: Multi-WAN configurations Failover mechanisms Policy-Based Routing (PBR)
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