Job Title: Firmware Developer

Employment Type: Full time | On site

Education: B.E. / B. Tech.

Experience: 2+ Years

About Smart Node

Smart Node is one of India’s leading brands in wireless home automation, transforming homes, offices, and hotels into smart spaces. With over 8 years of innovation, we are on a mission to simplify lives through cutting-edge automation technology made in India.

Join our passionate and fast-growing team to be part of the next big revolution in smart living.

About the Role

We're looking for a Firmware Engineer with strong embedded development experience to build production firmware for IoT and smart automation products, primarily on Espressif ESP32 using ESP-IDF and FreeRTOS. The role involves working closely with hardware, developing under an RTOS,



and handling the complete firmware lifecycle — from boot-up to secure OTA updates.

Key Responsibilities

Develop, debug, and maintain embedded firmware across the full product lifecycle

Work with wireless technologies: Wi-Fi, Bluetooth/BLE, Thread

Implement RTOS-based firmware (tasks, queues, semaphores, mutexes, timers, inter-task communication)

Interface with hardware peripherals: SPI, I²C, UART, GPIO, PWM, ADC

Develop and debug network communication using TCP/IP, UDP, MQTT, DNS; use tools like Wireshark for troubleshooting

Collaborate with hardware engineers on PCB bring-up, board validation, and product testing

Write clean, modular, well-documented Embedded C/C++ code

📌 Firmware Developer (On - Site) - Vadodara, Gujarat
🏢 Smart Node
📍 Vadodara