Junior C Embedded Developer / Intern

3mdeb is a company specializing in open-source firmware and embedded systems solutions. They develop Dasharo, an open-source, coreboot-based firmware distribution that replaces proprietary BIOS/UEFI implementations. Their mission is to provide trustworthy, secure, and transparent firmware solutions for diverse hardware platforms, including laptops, desktops, servers, and embedded appliances.

• Solid proficiency in C, including manual memory management and proper variable initialization.
• Ability to navigate large, multi-repository codebases using tools like grep, ctags, cscope.
• Clear understanding of pointers, memory layout (stack vs. heap), and bitwise operations.
• Practical Git experience including committing, branching, creating PRs, and navigating commit history.
• Ability to work across different build systems, particularly Makefiles and Kconfig configuration system.
• Ability to read, understand, and modify build configurations following existing patterns.
• Resourcefulness in pattern recognition in unfamiliar code and applying them to new features.
• Experience with non-interactive debugging using prints, logs, and dump analysis.
• Practical knowledge of diagnosing build and integration issues in unfamiliar code.

Nice to Have:

• Hobbyist experience with bare-metal programming or firmware (e.g., Arduino, STM32, ESP32, coreboot, EDK2).
• Experience with open-source workflows (PRs, mailing lists, code review).
• General awareness of boot process and computer architecture.

• Contribute to the development and maintenance of low-level firmware components written in C.
• Work with open-source codebases.
• Collaborate with experienced engineers to implement and debug features in a Linux-based development environment.