Firmware Engineer Intern

Mozek HealthTech Pvt. Ltd.; Ahmedabad District; On-site; INR 167,000 - 246,000; Part time

Job summary

Mozek HealthTech Pvt. Ltd. is seeking a Firmware Engineer Intern to build embedded firmware for medical IoT devices.

You will work with ESP32/NRF/NXP/STM MCUs, implement I2C/SPI/UART interfaces, and develop BLE firmware for connected health products. You will read datasheets to develop drivers, debug firmware with JTAG and logic analyzers, and collaborate with the core engineering team to validate and refine healthcare devices.

Qualifications

• Degree or enrollment in Electronics/Electrical/Computer Engineering or Embedded Systems.
• Solid grasp of C and firmware development.
• Experience with ESP32/NRF/NXP/STM MCUs.
• Ability to read datasheets and develop drivers.
• Familiar with BLE and I2C/SPI/UART protocols.

Responsibilities

• Build embedded firmware in C for medical IoT and connected health devices.
• Interface with microcontroller platforms including ESP32, NRF, NXP and STM.
• Implement communication protocols such as I2C, SPI and UART to connect hardware modules.
• Develop BLE firmware for wireless and connected device applications.
• Write and optimize hardware drivers by reading component datasheets and translating specifications into code.
• Debug firmware and hardware interactions using JTAG debuggers, logic analyzers and similar diagnostic tools.
• Work with asynchronous and concurrent embedded systems to handle real-world constraints.
• Partner with the core engineering team to build, validate and refine actual healthcare devices.

Skills

C programming

Embedded systems

BLE

Driver development

Hardware-software debugging

Education

Electronics/Electrical/Computer Engineering degree or current enrollment

Tools

ESP32

NRF

NXP

STM MCUs

JTAG/Logic analyzers

Job description

Batch: 2025/2026/2027.

About the role:

• Build embedded firmware in C for medical IoT and connected health devices
• Interface with microcontroller platforms including ESP32, NRF, NXP and STM
• Implement communication protocols such as I2C, SPI and UART to connect hardware modules
• Develop BLE firmware for wireless and connected device applications
• Write and optimize hardware drivers by reading component datasheets and translating specifications into code
• Debug firmware and hardware interactions using JTAG debuggers, logic analyzers and similar diagnostic tools
• Work with asynchronous and concurrent embedded systems to handle real-world constraints
• Partner with the core engineering team to build, validate and refine actual healthcare devices

What you'll need:

• Degree or current enrollment in Electronics, Electrical Engineering, Computer Engineering, Embedded Systems or a closely related discipline
• Solid grasp of C programming fundamentals and practical coding experience
• Basic knowledge of embedded systems design and firmware development workflows
• Understanding of how I2C, SPI and UART protocols work and when to use each one
• Familiarity with Bluetooth Low Energy (BLE) technology and its role in IoT
• Ability to parse hardware datasheets and extract the information needed for driver development
• Some prior work or project experience with ESP32, NRF, NXP or STM microcontroller families
• Comfort with hands-on debugging and a methodical approach to solving hardware-software problems
• Clear communication, self-directed learning, and genuine interest in growing your technical skills

Note: Subject: Firmware Engineer Intern Application – [Your Name]