Senior Embedded C/C++ Firmware Engineer

Embedded Software Engineer with 10+ years of experience in designing firmware and hardware systems. Proficient in C/C++ across STM32, ESP32, and nRF52 platforms, with a focus on USB, Bluetooth LE, and low-power optimization. Skilled in full-cycle product engineering - from hardware bring-up and prototyping to debugging, testing, and mass production support. Experienced in modernizing legacy codebases, long-term maintenance, and code reviews. Rate: $25/hour (negotiable).