Bangalore, Karnataka, India
Information Technology
Full-Time
Wiom
Overview
We are looking for a skilled and motivated Software Engineer with hands-on experience in router firmware development, particularly with OpenWRT or similar Linux-based networking platforms. You will be responsible for designing, developing, and maintaining firmware for embedded networking devices, ensuring performance, security, and reliability.
Responsibilities
Responsibilities
- Design, develop, and maintain custom firmware based on OpenWRT for embedded networking devices (e. g., routers, access points).
- Customize and optimize Linux networking stack, kernel modules, and hardware drivers.
- Integrate third-party services, SDKs, and packages into OpenWRT-based systems.
- Work closely with hardware and QA teams for board bring-up, debugging, and system validation.
- Monitor and improve system performance, memory usage, and boot times.
- Contribute to security hardening of firmware (firewall rules, secure boot, patching, etc. ).
- Develop CI/CD pipelines and automated testing for firmware builds and deployments.
- Write clear documentation for firmware configurations, system architecture, and release notes.
- Strong experience in developing for OpenWRT, LEDE, or custom Linux-based router firmware.
- Proficient in C, Shell scripting, and familiarity with Makefiles and build systems (Buildroot, Yocto, etc. ).
- Experience working with Linux kernel, device trees, and kernel modules.
- Solid understanding of networking protocols (TCP/IP, VLAN, DHCP, DNS, NAT, firewall, etc. ).
- Familiarity with UCI configuration system, LuCI web interface, and system logs.
- Experience in cross-compilation toolchains and hardware debugging (JTAG, serial console, etc. ).
- Knowledge of wireless networking standards (802.11a/b/g/n/ac/ax), WiFi chipsets, and drivers (Atheros, Broadcom, MediaTek, etc. ).
- Problem-solving mindset with a strong attention to detail.
- Ability to work independently and collaboratively in a fast-paced environment.
- Good communication skills and the ability to document technical concepts clearly.
- Experience with security protocols (IPSec, OpenVPN, WireGuard, WPA3).
- Experience with cloud integration (MQTT, TR-069 or IoT platforms).
- Familiarity with hardware design concepts (PCB, SoC integration).
- Contributions to OpenWRT or other open-source networking projects.
- Bachelor's or Master's degree in Computer Science, Electronics, Communications, or related field.
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