Internet of Things Engineer

KalKey; Madhyamgram; On-site; INR 450,000 - 700,000; Full time

Job summary

KalKey is seeking a hands-on IoT Engineer to join our technology team and develop connected-device solutions in India. You will design, implement, test, and deploy IoT-based systems with sensors, microcontrollers, and cloud integration.

Responsibilities include hardware-software integration, prototyping, debugging, and collaborating with software, hardware, and product teams to deliver reliable IoT platforms. Fresh graduates with strong project work are welcome.

Qualifications

• B.Tech/B.E./M.Tech/Diploma in Electronics, Electrical, CS, IoT, Robotics or related field.
• Freshers with strong practical project experience may apply.
• Experience in IoT, embedded systems, robotics or automation is advantageous.

Responsibilities

• Design, develop, test, and deploy IoT-based systems and connected devices.
• Work with sensors, actuators, microcontrollers, communication modules, and embedded hardware.
• Integrate IoT devices with cloud platforms, APIs, dashboards, and databases.
• Handle hardware-software integration, prototyping, testing, debugging, and troubleshooting.
• Develop automation solutions involving sensors, motors, controllers and real-time data.
• Collaborate with software, hardware, product, and engineering teams throughout the lifecycle.

Skills

IoT architecture

Embedded systems

C/C++

Python

Hardware integration

Education

B.Tech/B.E. in Electronics/Electrical Engineering/CS/IoT/Mechatronics

Tools

Arduino

ESP32

Raspberry Pi

STM32

Job description

We are looking for a skilled and hands-on IoT Engineer to join our technology team and work on innovative connected-device solutions.

Candidates with practical knowledge or experience in Robotics, Embedded Systems, Automation, and Hardware Integration will be preferred.

Key Responsibilities

Design, develop, test, and deploy IoT-based systems and connected devices.

Work with sensors, actuators, microcontrollers, communication modules, and embedded hardware.

Develop and integrate solutions using platforms such as Arduino, ESP32, Raspberry Pi, STM32, or similar technologies.

Work with IoT communication protocols such as MQTT, HTTP/HTTPS, Wi-Fi, Bluetooth/BLE, Zigbee, LoRa/LoRaWAN, and related technologies.

Develop firmware and software required for device communication and control.

Integrate IoT devices with cloud platforms, APIs, dashboards, and databases.

Handle hardware-software integration, prototyping, testing, debugging, and troubleshooting.

Develop automation solutions involving sensors, motors, controllers, and real-time data.

Participate in the design and development of robotics and automation projects.

Maintain technical documentation, circuit diagrams, device configurations, and project records.

Collaborate with software, hardware, product, and engineering teams throughout the development lifecycle.

Candidates with experience or knowledge in the following areas will receive additional preference:

• Robotics development and prototyping
• Motor control and motor drivers
• Servo and stepper motors
• Robotic arms or mobile robots
• Autonomous systems
• Sensor fusion
• PID and control systems
• Navigation and obstacle detection
• Mechatronics

Technical Skills

Strong understanding of IoT architecture and embedded systems

Programming knowledge in C/C++, Python, or related languages

Experience working with microcontrollers and development boards

Understanding of electronic circuits, sensors, actuators, and communication modules

Knowledge of APIs, databases, and cloud-based IoT platforms

Ability to troubleshoot both hardware and software issues

Familiarity with PCB design, electronics prototyping, or circuit simulation will be an advantage

Knowledge of Linux and Git will be beneficial

Qualifications

B.Tech / B.E. / M.Tech / Diploma in Electronics, Electrical Engineering, Computer Science, IoT, Robotics, Mechatronics, or a related field

Freshers with strong practical project experience may also apply

Previous professional experience in IoT, embedded systems, robotics, or automation will be an advantage

Who We’re Looking For

We are looking for someone who enjoys building practical solutions, experimenting with hardware, solving technical problems, and converting ideas into functional prototypes.

• Candidates who have worked on IoT devices, robotics projects, automation systems, smart-home solutions, or other hardware-software projects are encouraged to apply.