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Zarko M
@zarkomil
Embedded SW, Firmware Dev, OTA, BLE, Bootloaders, BSP
Serbia
English
About me
I am Embedded software engineer from Serbia.
I have MSc in Mechatronics, Robotics, and Automation with strong expertise in developing reliable and efficient embedded software and firmware solutions.
I specialize in:
- Embedded firmware development (bare-metal, RTOS-based)
- Bootloader design and implementation
- Firmware Over-The-Air (FOTA) update mechanisms
- Bluetooth protocol
- Desktop applications using Qt and desktop/mobile apps using .NET MAUI
- PCB design for prototyping and embedded integration
Skills
Zarko M
Offline •
Average response time: 2 hours
See my services
Embedded Systems & IoT
I will do development of bootloader and firmware update for stm32
Embedded Systems & IoT
I will do firmware development for stm32 and nrf52 or other mcus
Portfolio
Work experience
Embedded software engineer
Quectel • Full-time
Oct 2024 - Present • 1 yr 10 mos
• Developing BSP features, bugs fixing of firmware for low power IoT modules (BG95Mx(Qualcomm's MDM9205 platform), Ultra low power BG950S/BG770S(Sony's alt1350 platform) • Developing HTTP/Local DFOTA feature for BG950S • Developing/bugs fix of QuecOpen(User Application) feature • Bash scripting (writing bash scripts for creating/signing DFOTA package on Jenkins) • Writing technical documentation • Writing knowledge blogs. • Customer support.
Embedded software engineer
Vtool • Full-time
Jun 2022 - Oct 2024 • 2 yrs 4 mos
• Designed and developed a custom bootloader for STM32 microcontrollers, enabling firmware update and enhancing system reliability. • Developed FreeRTOS firmware for a medical robot utilizing EtherCAT protocol. • Developed firmware and drivers for a custom RISC-V microcontroller, expanding hardware capabilities. • Contributed to desktop application development in QT • Authored comprehensive technical documentation.
Firmware engineer
Ars embedded systems • Full-time
Nov 2020 - Jun 2022 • 1 yr 7 mos
• Developed firmware based of zephyr RTOS for devices utilizing nRF52805 and nRF52833, primarily for COVID testing and CRP analysis. • Designed, implemented and tested BLE protocol, enhancing device communication capabilities. • Integrated FOTA, MCUBoot • Integrated AD5940 library for electrochemical analysis, ensuring robust performance. • Prepared firmware for EMC certification and authored comprehensive technical documentation.
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swdev_4solid
Italy
Ongoing collaboration
We had a great experience working with Zarko. They are competent, responsive, and always ready to meet our needs. The work was done with great professionalism and punctuality.
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