Embedded Firmware Engineer — Remote, Low-Power GPS Collar

Geolifespirit Yazılım Elektronik A.Ş.; Çankaya; Hybrid; TRY 200,000 - 320,000; Full time

Benefits offered by this job

Remote or hybrid work office options

Private health insurance

Annual learning budget

Stock option program

Team events & annual retreat

SmartCollar device for your pet

Job summary

GeoLifeSpirit Yazılım Elektronik A.Ş. develops IP67‑rated smart collars with GPS tracking and a mobile/web app. You will design firmware for thousands of devices, process sensor data and optimize power consumption to extend battery life.

Join an embedded team responsible for power management and location accuracy, collaborating with hardware and software colleagues on bring‑up, testing and OTA updates.

Qualifications

• At least 3 years of experience with embedded C/C++.
• Knowledge of RTOS (FreeRTOS, Zephyr, etc.) and bare-metal development.
• Solid command of communication protocols such as I2C, SPI, UART.
• Comfortable with oscilloscopes, logic analyzers and debuggers.
• Hands-on experience with low-power design and battery management.
• GPS/cellular modems experience is a plus.
• Good technical English.

Responsibilities

• Develop firmware in C/C++ on ARM Cortex-M based microcontrollers.
• Integrate GPS/GNSS, cellular (2G/LTE-M/NB-IoT) and BLE modules.
• Optimize low-power modes to maximize battery life.
• Build and secure the OTA firmware update pipeline.
• Implement sensor fusion and motion-detection algorithms.
• Perform board bring-up and debugging with hardware team.
• Contribute to unit tests and hardware-in-the-loop testing.

Skills

embedded C/C++

RTOS (FreeRTOS/Zephyr)

I2C

SPI

UART

Low power design

GPS modules

Cellular modems

Oscilloscopes

Logic analyzers

Debuggers

Technical English

Tools

ARM Cortex-M MCUs

Job description

GeoLifeSpirit Yazılım Elektronik A.Ş. develops IP67‑rated smart collars with GPS tracking and a mobile/web app. You will design firmware for thousands of devices, process sensor data and optimize power consumption to extend battery life.

Join an embedded team responsible for power management and location accuracy, collaborating with hardware and software colleagues on bring‑up, testing and OTA updates.