Expert IoT Firmware and Embedded Engineer

Embedded Systems & IoT Firmware Engineer Executive Summary: Highly skilled Embedded Systems Engineer with extensive experience in the full product development lifecycle, from PCB design to RTOS-based firmware implementation. Proven track record of developing robust IoT solutions across diverse architectures including ARM Cortex-M, ESP32, and legacy microcontrollers. Technical Core Competencies: * Microcontroller Expertise: Expert-level development on ARM Cortex-M (M0/M4/M7), ESP32 (Xtensa/RISC-V), Nuvoton, PIC, and Atmel (AVR/SAM) platforms. * RTOS & Firmware: Advanced proficiency in FreeRTOS (specifically for ESP32/ESP-IDF), multitasking, and low-latency system architecture. * Development Environments: Power user of industry-standard IDEs including Keil MDK, IAR Embedded Workbench, and VS Code (PlatformIO/ESP-IDF). * IoT & Connectivity: Deep understanding of IoT protocols (MQTT, HTTP, CoAP) and wireless integration (Wi-Fi, Bluetooth/BLE, LoRa). * Hardware & PCB Design: Strong foundation in electronics, including schematic capture, PCB layout, component selection, and hardware-in-the-loop debugging. Professional Philosophy: Bridging the gap between hardware and software by designing efficient, scalable embedded systems that prioritize power management, security, and long-term reliability in the field.