Embedded Software Engineer

Octobotics; Sector 10; On-site; INR 1,800,000 - 2,400,000; Full time

Job summary

Octobotics is seeking an experienced Embedded Software Engineer to lead firmware development for microcontroller-based systems. The role focuses on Embedded C/C++, Bare-Metal and RTOS design, with deep work on STM32 and related MCUs.

You will develop drivers, interfaces (UART/SPI/I2C), and communication stacks while ensuring robust unit tests and hardware integration. A strong debugging mindset and collaborative teamwork are essential.

Qualifications

• 7+ years of embedded firmware development experience.
• Strong experience with STM32 and bare-metal/RTOS development.
• Proficient with UART, SPI, I2C and related interfaces.
• Experience debugging hardware–software integration and peripherals.
• Knowledge of FreeRTOS and CMSIS-RTOS is required.
• Bachelor’s/Master’s in Electronics/Electrical/Embedded Systems or related field.

Responsibilities

• Develop and maintain embedded firmware for microcontroller-based systems.
• Design and implement peripherals and drivers for various MCUs.
• Integrate firmware with hardware components and sensors.
• Perform unit, integration, and system-level testing.
• Collaborate with hardware, electrical, mechanical, and QA teams; participate in code reviews and documentation.

Skills

Embedded C

C/C++

Low-level programming

Bare-Metal programming

STM32

ESP32/ESP8266

AVR

PIC

FreeRTOS

CMSIS-RTOS

UART

SPI

I2C

MQTT

BLE/BLE Mesh

Wi‑Fi/Bluetooth

STM32CubeIDE

STM32CubeMX

Keil

MPLAB X

Atmel Studio

Arduino IDE

Git/version control

JTAG/SWD debugging

Oscilloscope/Logic analyzer

Education

Bachelor’s/Master’s degree in Electronics & Communication, Electrical Engineering, Embedded Systems, Computer Engineering

Tools

STM32CubeIDE

STM32CubeMX

Keil

MPLAB X

Atmel Studio

Arduino IDE

Job description

We are looking for an experienced Embedded Software Engineer with 7+ years of hands‑on experience in embedded firmware development. The candidate will be responsible for developing, debugging, testing, and maintaining firmware for microcontroller‑based systems.

Key Responsibilities

• Develop and maintain embedded firmware using Embedded C/C++.
• Work on STM32, ESP32, ESP8266, AVR, and PIC microcontrollers.
• Develop firmware using both Bare-Metal programming and FreeRTOS/CMSIS-RTOS.
• Configure and develop STM32 applications using STM32CubeMX and STM32CubeIDE.
• Develop and integrate communication interfaces including UART, SPI, I2C, RS485, MQTT, BLE, Wi‑Fi, and Bluetooth.
• Work with ADC, PWM, Timers, Interrupts, RTC, EEPROM, Flash Memory, and Encoders.
• Integrate firmware with HMI/display and external hardware interfaces.
• Debug firmware and troubleshoot hardware-software integration issues.
• Optimize firmware for performance, memory usage, reliability, and stability.
• Perform unit testing, integration testing, and system-level debugging.
• Develop production‑ready firmware and support firmware releases.
• Collaborate with hardware, electrical, mechanical, and testing teams.
• Participate in code reviews, technical documentation, and firmware architecture discussions.

Required Skills

Programming:

• Strong knowledge of Embedded C
• Good knowledge of C/C++
• Strong understanding of pointers, memory management, interrupts, structures, and low‑level programming
• Hands‑on experience in Bare-Metal programming

Microcontrollers:

• STM32 Mandatory
• ESP32 / ESP8266
• AVR
• PIC

RTOS:

• FreeRTOS
• CMSIS‑RTOS
• Tasks, Queues, Semaphores, Mutexes, and Timers

Communication Protocols:

• UART
• SPI
• I2C
• RS485
• MQTT
• BLE / BLE Mesh
• Wi‑Fi
• Bluetooth

Development Tools:

• STM32CubeIDE
• STM32CubeMX
• Keil
• MPLAB X
• Atmel Studio
• Arduino IDE

Additional Skills

• Firmware debugging and troubleshooting
• Hardware‑software integration
• Knowledge of JTAG/SWD debugging
• Experience with oscilloscope, logic analyzer, and multimeter
• Knowledge of Git/version control
• Understanding of embedded product development and testing

Education

Bachelor's/Master's degree in Electronics & Communication, Electrical Engineering, Embedded Systems, Computer Engineering, or a related field.

Candidate Profile

• 7+ years of relevant embedded firmware development experience.
• Strong hands‑on experience with STM32.
• Strong understanding of Bare-Metal and RTOS‑based development.
• Good problem‑solving and debugging skills.
• Ability to independently develop, test, and troubleshoot embedded firmware.
• Good communication and teamwork skills.