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Firmware Engineer

Firmware Engineer

AjnaLens

5 years

0 Lacs

thane maharashtra india

Posted:3 months ago| Platform:

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Skills Required

git software configuration management testing microcontrollers communication uart usb development stack collaborative rtos gcc arduino ide debugging logic traceability integration power efficiency code resolve iot aws azure mqtt scripting python linux agile

Work Mode

On-site

Job Type

Full Time

Job Description

Namaskaram!

Junior Firmware Developer

3–5 years of hands-on experience in embedded systems programming

This role involves designing, developing, testing, and maintaining firmware for embedded devices while collaborating closely with our hardware and software teams.

Lenskart is now our strategic investor

Top 3 Daily Tasks:

Develop, debug, and maintain embedded firmware for microcontrollers and microprocessors.
Collaborate with hardware engineers to integrate firmware with electronics and sensors.
Implement and optimize communication protocols (UART, SPI, I²C, CAN, USB, BLE, etc.).

Minimum Work Experience Required:

3–5 years of experience in firmware development for embedded systems.
Strong proficiency in
C/C++ programming
for microcontrollers.
Exposure to
ESP-based firmware development
(ESP32, ESP8266) including Wi-Fi/BLE stack integration.

Top 5 Skills You Should Possess:

Proficiency with
Git
for version control and collaborative development.
Experience with
RTOS (FreeRTOS, Zephyr, or similar)
or bare-metal programming.
Familiarity with
embedded development environments and toolchains
(Keil, IAR, GCC, ESP-IDF, Arduino IDE, etc.).
Knowledge of hardware debugging tools (oscilloscopes, logic analyzers).
Strong understanding of standard communication protocols (UART, SPI, I²C, etc.).

What You’ll Be Expected to Do:

Maintain software configuration control and ensure traceability of firmware versions.
Work on firmware flashing, OTA updates, and peripheral integration for ESP-based platforms.
Optimize firmware for performance, power efficiency, and memory usage.
Participate in code reviews, testing, and documentation.
Troubleshoot and resolve hardware/firmware integration issues.

✨ Nice-to-Have Skills: Wireless communication (BLE, Wi-Fi, LoRa), IoT/cloud integration (AWS IoT, Azure IoT, MQTT), scripting in Python/Bash, Linux-based embedded development, and experience in agile practices.

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Firmware Engineer

Experience & Salary

Skills Required

Work Mode

Job Type

Job Description

Namaskaram!

Junior Firmware Developer

3–5 years of hands-on experience in embedded systems programming

Lenskart is now our strategic investor

Read more here:https://www.linkedin.com/posts/ajnalens_the-smartphone-era-is-peaking-the-next-computing-activity-7346871312344125440-mrDJ/?utm_source=social_share_send&utm_medium=member_desktop_web&rcm=ACoAADFeDeQBG4Iu3aAEF1WXFT34p7JTvH1VxiM

Top 3 Daily Tasks:

Minimum Work Experience Required:

C/C++ programming

ESP-based firmware development

Top 5 Skills You Should Possess:

Git

RTOS (FreeRTOS, Zephyr, or similar)

embedded development environments and toolchains

What You’ll Be Expected to Do:

More Jobs at AjnaLens