Caliber Technologie

Key Responsibilities

• Develop and enhance embedded Linux systems on PurpleOS / OpenWRT platforms.
• Work on bootloader (U-Boot), kernel bring-up, and device driver development.
• Customize and optimize Linux-based OS for networking devices.
• Troubleshoot, debug, and resolve system-level issues.
• Collaborate with hardware, networking, and QA teams to ensure robust product delivery.
• Contribute to performance tuning, scalability, and system security improvements.
• Provide mentorship and technical guidance to junior engineers (for senior levels).

Required Skills

• Strong hands-on experience with Embedded Linux, OpenWRT / PurpleOS (PrplOS).
• Expertise in C / C++ programming.
• Experience with Linux kernel internals, U-Boot, and device drivers.
• Knowledge of networking protocols (TCP/IP, DHCP, DNS, IPv4/IPv6, Ethernet, Wi-Fi, etc.
• Debugging experience using tools like GDB, JTAG, Wireshark.
• Strong problem-solving and analytical skills.

Good To Have

• Experience with Buildroot / Yocto build systems.
• Exposure to Virtualization / Containers (LXC, Docker) on embedded systems.
• Familiarity with security features in Linux networking platforms.
• Experience in telecom/networking domain products

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