Role Senior Embedded Software Developer (IoT, Home Automation) 

Location: Thane, Mumbai, India (Full time)

Experience: 8–10 years 

Job Overview 

We are seeking a Senior Embedded Software Developer with strong expertise in IoT-based home automation systems. The ideal candidate will have hands-on experience in FreeRTOS-based firmware development and deep knowledge of TI CC3xxx Wi-Fi modules. 

You will play a critical role in designing, developing, and optimizing embedded firmware for smart home devices, ensuring secure connectivity, reliable performance, and seamless cloud integration. 

Key Responsibilities 

• Design, develop, and maintain embedded firmware for IoT-enabled home automation devices 

• Develop real-time embedded software using FreeRTOS for task scheduling, peripheral control, and resource management 

• Integrate and optimize TI CC3xxx Wi-Fi modules with microcontrollers for secure wireless communication 

• Implement and validate IoT communication protocols such as MQTT, HTTPS, TCP/IP, CoAP, and Modbus/TCP 

• Work with TI Wi-Fi SDKs, drivers, and hardware abstraction layers (HAL) for module bring-up and integration 

• Design and implement secure OTA (Over-the-Air) firmware update mechanisms for deployed devices 

• Collaborate with hardware, cloud, and mobile application teams to deliver complete end-to-end IoT solutions 

• Perform unit testing, integration testing, and field validation of embedded firmware 

• Ensure compliance with IoT security standards including TLS/SSL, WPA3, and device authentication 

• Optimize power consumption, memory usage, and performance for long-term and reliable device operation 

Qualifications 

• Bachelor’s or Master’s degree in Electronics, Computer Science, or a related discipline 

Mandatory Skills 

• 8+ years of experience in embedded software development 

• Strong proficiency in C / C++ / Python for microcontroller-based systems 

• Hands-on experience with FreeRTOS or similar real-time operating systems 

• Hands-on experience with Linux-based development environments 

• Deep expertise with TI CC3xxx Wi-Fi modules and SDKs 

• Experience working with UART, SPI, and I2C interfaces for Wi-Fi module communication 

• Strong understanding of IoT protocols including MQTT, HTTP/HTTPS, and TCP/IP 

Nice-to-Have Skills 

• Experience with OTA firmware update mechanisms and device provisioning workflows 

• Familiarity with low-power design techniques for connected IoT devices 

• Knowledge of IoT security best practices such as secure boot, TLS, WPA2/WPA3 

Soft Skills / Competencies 

• Strong problem-solving and analytical skills 

• Ability to work effectively in cross-functional teams 

• Good communication skills and a proactive mindset 

• Ownership-driven approach with attention to quality and reliability