Key Responsibilities

Develop and customize OpenWrt build systems for operator-specific router distributions
Build high-performance network stacks and middleware for Wi-Fi 6/7 & 5G-FWA routers
Implement TR-181/USP/TR-369 device management standards for global operators
Design scalable, modular embedded Linux systems for complex CPE environments
Debug and resolve critical issues: kernel panics, memory leaks, race conditions
Collaborate with hardware and product teams to deliver carrier-grade solutions

Must-Have Skills

OpenWrt Proficiency: Customizing build systems, package configurations, feeds
Programming: Advanced C/C++ for resource-productive, high-performance networking
Network Stack & Protocols:
IPv4/IPv6: Dual-stack, DHCPv4/v6, SLAAC, Prefix Delegation, MAP-T/E, DS-Lite
L2/L3: Linux Bridge, VLAN 802.1Q/QinQ, SoC hardware offloading
Routing: Multi-WAN, Failover,



Policy-Based Routing, IGMP/MLD Snooping/Proxy
Device Management: TR-181/TR-098 data models, USP/TR-369 experience
Debugging: GDB, Valgrind, JTAG, Wireshark, Tcpdump
System Design: Defining software interfaces & integrating cross-platform middleware

Preferred Qualifications

Hands-on with Airoha SDKs & MediaTek WiFi drivers
Familiarity with RDK-B, prplOS, prplLCM
QoS/QoE: Traffic Shaping - tc, HTB, FQ_CoDEL, DPI, traffic classification for Gaming/VoIP
Security: Firewall4/Nftables, Iptables, VPN - WireGuard, IPsec, hardware crypto-acceleration

Skills:- OpenWRT, C, C++, IPv4, IPv6, L2/L3, VLAN 802, Routing and TR-181/TR-098 data models

📌 OpenWrt Software (Bengaluru)
🏢 Team Geek Solutions
📍 Bengaluru