Remote: Yes

Willing to relocate: Maybe

Freelance / Contract / B2B: Yes

Rate: $25/hour (negotiable)

Technologies: C, C++, STM32, ESP32, nRF52, FreeRTOS, Zephyr RTOS, BLE, USB (TinyUSB, HID), SPI, I2C, UART, CAN, Git, GitHub Actions CI/CD, KiCad, Qt

Résumé/CV: https://www.linkedin.com/in/dmitrii-levchenko/

Email: hold3rr@gmail.com

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.

Remote: Yes

Willing to relocate: Maybe

Technologies: C, C++, STM32, ESP32, nRF52, FreeRTOS, Zephyr RTOS, BLE, USB (TinyUSB, HID), SPI, I2C, UART, CAN, Git, GitHub Actions CI/CD, KiCad, Qt

Résumé/CV: https://www.linkedin.com/in/dmitrii-levchenko/

Email: hold3rr@gmail.com

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.