IoT Engineer - Full Stack Hardware Development Kalkey

3.0 - 7.0 years

2 - 5 Lacs

Kolkata

Hybrid

Are you passionate about building connected devices from the ground up? Kalkey is on a mission to redefine the future of IoT, and we're looking for a dynamic IoT Engineer to help us get there. This is your chance to work on cutting-edge IoT hardwareowning the full development lifecycle from PCB design to cloud integration and scaled manufacturing. What You'll Do Hardware Development & Design Create custom PCB layouts using Altium, KiCad, or Eagle Source optimal sensors, microcontrollers, and components Draft detailed schematics and maintain library databases Optimize designs through Design for Manufacturability (DFM) practices Firmware & Communication Protocols Develop and test embedded firmware in C/C++ Implement MQTT and secure IoT communication stacks Configure WiFi, Bluetooth, LoRaWAN, and cellular connectivity Apply encryption and cybersecurity best practices in firmware Manufacturing & Production Support Liaise with manufacturing partners from prototype to volume production Build testing protocols and assist in debugging production issues Write detailed assembly and manufacturing documentation System Integration & Testing Integrate hardware with cloud platforms (AWS, Azure, etc.) Conduct system-level validation and performance tuning Build automated test frameworks for quality assurance Monitor field performance and continuously optimize devices What Were Looking For Required B.E./B.Tech in Electrical/Electronics or related field 3+ years in IoT hardware development and PCB design Proficiency in Altium, KiCad, or Eagle Embedded C/C++ for microcontrollers (e.g., ESP32, STM32) Experience implementing MQTT and wireless protocols Circuit design skills, analog and digital Experience in sourcing and managing component supply chains Preferred M.E./M.Tech in a relevant discipline Experience with AWS IoT, Google Cloud IoT, or Azure IoT Familiarity with protocols like CoAP, HTTPS, WebSocket Knowledge of compliance processes (FCC, CE, UL) Enclosure and mechanical design experience Power optimization and battery-based systems knowledge Background in device-level cybersecurity What We Offer Competitive salary & performance-based incentives Stock options in a fast-growing tech company Work on groundbreaking IoT innovations Training, mentorship, and skill-building resources Flexible hours and remote work options Inclusive and collaborative team culture

Posted 5 days ago

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