Embedded Software Engineer

Whirlybird Electronics; Mumbai, Vasai; On-site; INR 600,000 - 1,200,000; Full time

Benefits offered by this job

PF

Health Insurance

Job summary

Whirlybird Electronics is seeking an Embedded Software Developer to design, implement, and test firmware for microcontroller-based products. You will collaborate with hardware teams to deliver reliable embedded applications, drivers, and communication protocols.

The role requires hands-on experience with Embedded C, microcontrollers, and peripherals, along with debugging and code reviews. Office-based position in Mumbai, with PF and health insurance benefits.

Qualifications

• Bachelor's degree or equivalent in Electronics/EE/Embedded Systems.
• Strong hands-on embedded programming experience.

Responsibilities

• Design, develop, test, and maintain embedded software/firmware for microcontroller-based products.
• Develop firmware for Bare-Metal microcontroller-based systems.
• Create and integrate device drivers for MCU peripherals and external devices.
• Collaborate with hardware and software teams for reliable embedded applications.
• Debug using JTAG/SWD, oscilloscopes, and logic analyzers; perform root-cause analysis.

Skills

Embedded C

Microcontrollers

Bare-metal programming

GPIO

Interrupts

Timers

UART

SPI

I2C

Debugging

Education

Bachelor's degree in Electronics/Electrical Engineering/Embedded Systems

Tools

Git

Job description

Embedded Software Developer

Job Summary

We are looking for an Embedded Software Developer responsible for designing, developing, testing, debugging, and maintaining embedded software and firmware for microcontroller-based products.

The candidate will work closely with hardware and software teams to develop reliable and efficient embedded applications, device drivers, communication protocols, and firmware for various embedded systems.

Key Responsibilities

• Design, develop, test, and maintain embedded software/firmware using C/C++.
• Develop firmware for Bare-Metal microcontroller-based systems.
• Understand software requirements and translate them into robust and maintainable firmware.
• Develop and integrate device drivers for microcontroller peripherals and external devices.
• Work with peripherals and interfaces such as:
  • GPIO
  • ADC/DAC
  • Timers and PWM
  • UART/USART
  • SPI
  • I2C
  • CAN
  • RS-485 / Modbus
  • Ethernet
• Develop software for interfacing with sensors, actuators, memory devices, communication modules, and other peripherals.
• Implement interrupt-driven and DMA-based firmware where required.
• Develop and integrate communication protocols between embedded devices and external systems.
• Develop firmware features such as bootloaders, firmware upgrades/FOTA, watchdogs, fault handling, and system recovery mechanisms where required.
• Debug and troubleshoot embedded software using JTAG/SWD debuggers, oscilloscopes, logic analyzers, serial tools, and other debugging equipment.
• Identify software defects, perform root-cause analysis, and implement corrective solutions.
• Optimize firmware for execution speed, memory usage, CPU utilization, power consumption, and reliability.
• Perform unit testing, integration testing, and system-level testing of embedded software.
• Participate in code reviews, design reviews, software documentation, and technical discussions.
• Maintain source code using Git or other version-control systems.
• Collaborate with hardware engineers during PCB bring-up and hardware/software integration.
• Support product validation, field testing, and resolution of firmware-related issues.

Required Qualifications

• Bachelor's degree in Electronics, Electrical Engineering, Computer Engineering, Instrumentation, Embedded Systems, or a related field. Relevant practical experience may also be considered.
• Proven experience in embedded software/firmware development.
• Strong programming skills in Embedded C.
• Good knowledge of C++ is an advantage.
• Strong understanding of microcontroller architecture and Bare-Metal programming.
• Good understanding of:
  • Interrupts
  • Timers
  • DMA
  • GPIO
  • ADC
  • PWM
  • Memory management
  • Peripheral programming
• Hands-on experience with communication protocols such as UART, SPI, I2C, CAN, RS-485, and Modbus.
• Experience with debugging and troubleshooting embedded software.
• Good understanding of software development practices including version control, debugging, testing, code reviews, and documentation.
• Strong analytical and problem-solving skills.
• Ability to work independently as well as in a cross-functional team.
• Good written and verbal communication skills.

Preferred Skills

Experience with any of the following will be an added advantage:

• STM32 or similar ARM Cortex-M microcontrollers.
• STM32 HAL, LL, or register-level programming.
• Sensor interfacing and data acquisition systems.
• SD card, SPI Flash, EEPROM, or other non-volatile memory.
• BLE / Bluetooth.
• GSM/4G, Wi-Fi, GNSS, or Ethernet.
• Low-power and battery-operated embedded systems.
• Bootloader development and FOTA/OTA firmware updates.
• Modbus RTU/TCP and industrial communication protocols.
• CAN communication.
• Embedded networking and TCP/IP.
• Git and Git-based development workflows.
• Experience with embedded products from prototype development through production and field deployment.

Core Technical Skills

Must Have:

Embedded C | Microcontrollers | Bare-Metal Programming | GPIO | Interrupts | Timers | UART | SPI | I2C | Debugging

Good to Have:

C++ | STM32 | DMA | CAN | RS-485 | Modbus | BLE | GSM/4G | Ethernet | Bootloader | FOTA | Git

Experience

2-5 years of experience in embedded software/firmware development.

Candidates with strong hands-on embedded programming skills and relevant project experience may also be considered irrespective of their exact years of experience.

Job Details

• Work Location: Work from office
• Job Type: Permanent, Full time
• Experience: 2-5 yrs
• Shift: Monday to Friday
• Working Hours: 9 am to 6 pm
• Pay : 6 -12 Lacs Per annum
• Benefits: PF, Health Insurance

About Whirlybird Electronics

an extensive line of automated systems and was range of sensors for weather and meteorological, for the accurate and reliable monitoring, recording and acquisition of a full range of parameters for the commercial and industrial markets. From our start in2006, we have developed innovative products for grid, renewable energy facilities and defence agencies. Whirlybird experts work with clients to develop technology driven, customized solutions that make organizational processes faster and easier to perform. Across all applications the common element is our commitment to applying the very latest technologies to each challenge.

Company Address

Ground Floor, Building 1, Gala 2, Sarthak Square, Industrial Park Sativali Road, Vasai Virar , Palghar, Maharashtra, India, 401208