• Over 9 years of experience in firmware development for embedded devices with limited resources, small-footprint and low-power SoCs.• Participate in full cycles of a product development cycle from early R&D phase to the final mass production phase• Work closely with multiple teams with different technical stacks, from backend to fronend, from electronic hardware design, vendors to software / mobile app.• Silicons: STMicroelectronics (STM8s, STM32F2, STM32F7), Espressif (ESP8266, ESP32, ESP32S3. . . ), Nordic (nRF52840), NXP (QN9090, S32K148, i.MX6, i.MX8), Raspberry Pi. . . .• Programming languages: Embedded C, Assembly, Python, Bash Script, Lauterbach Script, Makefile, Linker file. . .• Driver/Protocol/Components: OTA, DFU, Mender, Secure Bootloader, Ultra-Wide Band (UWB), BLE, Beacon, Wifi, SPI, QSPI, I2C, UART, ADC, USB, DMA, PWM. . .• Operating System: Bare-metal, FreeRTOS, Linux• Framework/IDE/Compilers: SEGGER Embedded Studio, MCUXpresso, STM32CUBE, S32Design Studio, CMSIS, ESP-IDF, KeilC, IAR, Mender, Buildroot, Yocto, GCC• Modules/sensors: Ultra-WideBand (NXP UWB SR150, SR040, Qorvo DWM3001), BLE (ESP32, QN9090, nRF52x), Beacon , MQTT, Mender, OTA, DFU, Secure Bootloader, Flash (NAND/NOR/SDcard), File system (littleFS), Analog Front End (ADS1299), camera(ov7725, ov2640), OLED screen(ssd1320-160x160x4 bits), IMU (lsm6ds3), RTC, LED(tlc5940, pca9570, ws2812), LCD, module SIM800L. . .• Debugger: Lauterbach, Jlink, ST-link, Oscilloscope, Logic analyser. . .• Toos: Github, Bitbucket, Jira, Confluence