OpenWrt Software Engineer

Team Geek Solutions; Bengaluru; On-site; INR 1,200,000 - 2,500,000; Full time

Job summary

Team Geek Solutions in Bengaluru, India, is seeking an embedded Linux engineer to develop and customize OpenWrt build systems for operator-specific router distributions. You will build high-performance network stacks for Wi-Fi 6/7 and 5G-FWA routers and implement global device management standards.

Responsibilities include designing scalable embedded Linux systems, debugging kernel panics and memory leaks, and collaborating with hardware and product teams to deliver carrier-grade solutions.

Qualifications

• Proficient in customizing OpenWrt build systems and package configurations.
• Strong C/C++ for high-performance networking in embedded environments.
• Experience with TR-181/TR-098/TR-369 device management models.

Responsibilities

• Develop and customize OpenWrt build systems for operator-specific router distributions.
• Build high-performance network stacks and middleware for Wi-Fi 6/7 and 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 kernel panics, memory leaks, and race conditions.
• Collaborate with hardware and product teams to deliver carrier-grade solutions.

Skills

OpenWrt proficiency

Advanced C/C++

Network stack development

Device management standards

Debugging & troubleshooting

System design

Tools

GDB

Valgrind

JTAG

Wireshark

Tcpdump

Job description

• 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

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-efficient, 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: failover,ipv4/ipv6,jtag,wan,c++,l2/l3,gdb,c,linux,openwrt