Job Description - Senior Technical Lead / Architect (IoT, Home Automation)

Position Overview

We are looking for a Senior Embedded Software Developer specializing in IoT applications for Home Automation. The candidate must have strong expertise in FreeRTOS-based firmware development and integration of TI CC3xxx Wi-Fi modules. You will play a key role in designing and implementing embedded firmware for smart home devices, ensuring reliable connectivity, security, and seamless integration with cloud platforms.

Key Responsibilities

- Design and implement embedded firmware for IoT-enabled home automation devices
- Develop software using FreeRTOS for scheduling, peripheral interfacing, and resource management.
- Integrate and optimize TI CC3xxx Wi-Fi modules with microcontrollers for secure wireless connectivity.
- Implement and test IoT communication protocols (MQTT, HTTPS, TCP/IP, CoAP, Modbus/TCP) for cloud/device interactions.
- Work with Wi-Fi SDK, TI drivers, and hardware abstraction layers for module bring-up.
- Develop and validate secure OTA (Over-The-Air) firmware update mechanisms for field devices.
- Collaborate with cross-functional teams (hardware, cloud, mobile app) to ensure seamless end-to-end IoT solution delivery.
- Conduct unit tests, integration tests, and field validation for embedded firmware.




- Ensure cybersecurity compliance (TLS/SSL, WPA3, device authentication) in Wi-Fi communication.
- Optimize low-power modes and memory usage for long-term reliable device operation.

Required Skills & Qualifications

- Bachelor s/Master s degree in Electronics, Computer Science, or related field.
- 6+ years of experience in embedded software development.
- Embedded Linux , GUI experience with Flutter having Networking capability.
- Robust proficiency in C/C++ programming for microcontrollers.
- Hands-on experience with FreeRTOS or similar RTOS.
- Deep knowledge of TI CC3xxx Wi-Fi modules (and SDK.
- Experience in UART/SPI/I2C interfaces for Wi-Fi module communication.
- Proficiency in IoT protocols: MQTT, HTTP/HTTPS, TCP/IP.
- Exposure to OTA update mechanisms and device provisioning workflows.
- Familiarity with low-power design techniques for connected devices.
- Knowledge of IoT security practices (secure boot, TLS, WPA2/WPA3).
- Knowledge of triac and Relay firing in Control board software development.

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Senior Embedded Developer (Mumbai)
🏢 Envision Technology Solutions
📍 Mumbai