Firmware Engineer for build and integration

Unimatch Lab is an AI-agent-run venture builder from San Francisco with seven products across Future of Work, Longevity, Kids Universe, and Education. Neybo is an AI companion device for kids.

• Build and maintain embedded Linux firmware for an ARM-based consumer device, including the custom kernel, device tree, bootloader, root filesystem, and Linux distribution
• Integrate software from hardware component vendors into a coherent, testable firmware build
• Own the build system and CI, including stable builds, versioning, artifact management, and the update path after launch
• Set up and maintain cross-compilation toolchains and BSP integration for the target ARM SoC
• Support hardware validation, production image flashing, factory test hooks, debugging tools, and issue triage with the hardware team
• Optimize overall system performance, including CPU and DRAM clocks, throttling, and scheduling
• Coordinate with driver and application engineers to align subsystem interfaces and maintain image stability

• 7+ Years in embedded Linux or firmware engineering, including at least one or two consumer or IoT products shipped with end-to-end ownership of build and integration
• Hands-on experience with embedded Linux on ARM, including kernel configuration, device tree, bootloader, and root filesystem builds
• Experience with Yocto or Buildroot and vendor BSPs/SDKs for ARM SoCs
• Strong C/C++ and shell/Python scripting skills for build tooling, integration testing, and automation
• Experience integrating software from multiple hardware modules into a stable image
• Experience building and supporting images for factory flashing, production test procedures, and field debugging on real hardware
• Experience with firmware builds and CI, reproducible builds, artifact versioning, and post-launch OTA or manual updates
• Knowledge of secure firmware development, security hardening, and CVE testing procedures
• Ability to read schematics and datasheets and work directly with hardware engineers
• Portfolio of repositories, binaries, or case studies showing firmware builds owned, including the target platform, build system, and shipped product
• English B2+
• Будет плюсом: smart devices, wearables, or consumer IoT hardware; Wi-Fi/BLE bring-up, pairing, and reconnect behavior on constrained hardware; OTA updates with rollback and A/B or safe-fail behavior; secure boot, image signing, or manufacturing provisioning flows; startup, venture studio, or 0-to-1 hardware product experience

• Paid in USDT
• B2B contract; sync windows by agreement (CET and other zones as needed)
• Europe preferred (not a strict requirement)
• Work with top venture funds from Silicon Valley and a strong professional team
• Portfolio of AI products in production; regular exposure to leading AI solutions