Oleksandr

BERTYCH OLEKSANDR
EMBEDDED SOFTWARE ENGINEER

PROFILE

I am an Embedded Software Engineer with strong expertise in Embedded
Systems, IoT, and Robotics, specializing in C/C++ and Python development for
microcontrollers (STM32, ESP32, Arduino, Raspberry Pi).
CONTACT I have experience designing and implementing embedded firmware,
communication protocols, and hardware–software integration for automation
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and smart devices.
Additionally, I work as a System Administrator and IT Educator, where I
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manage IT infrastructures, teach robotics and programming, and lead STEM
projects.
@SasBer
WORK EXPERIENCE
Embedded Software Developer (Freelance, 2022–Present)
EDUCATION Embedded Software Developer (Freelance, 2022–Present)
Designed and implemented firmware for STM32, ESP32,
Bachelor (2021–Present) Arduino, and Raspberry Pi.
– Uzhhorod National Developed communication interfaces (UART, SPI, I²C,
University, Faculty of MQTT) for IoT and smart home systems.
Physics Cybersecurity Built custom automation solutions, integrating sensors,
specialist controllers, and cloud connectivity.
Online Courses: Harvard Created modular C/C++ and Python codebases with a focus
CS50 –Computer Science on maintainability and scalability.
Fundamentals, MySchool & Yasiam (2024–Present)
Coursera: Embedded Lead System Administrator & IT/Robotics Teacher
Systems & IoT Developed and deployed IoT-based educational projects for
Specializations, etc. students.
Managed IT infrastructure (Linux/Windows servers,
SKILLS networking, cloud).
Taught embedded programming, robotics, and system
Embedded Programming: C, integration.
C++, Python (firmware,
AlexxQualityWork (2023–Present)
drivers, RTOS).
Full-Stack Developer & System Administrator
Microcontrollers & Boards:
STM32, ESP32, Raspberry Maintained internal CRM system and optimized IT infrastructure.
Pi, Arduino. Supported automation of business workflows and deployment of
Protocols & Interfaces: cloud services.
UART, SPI, I²C, CAN, MQTT. Robotics Instructor – Ukrainian Junior Academy of Sciences (2023–2024)
System Administration:
Conducted robotics workshops using Arduino and embedded
Linux (Ubuntu, Debian),
controllers.
Networking, Cloud Mentored students in developing real-world embedded systems
(Firebase). and competing in robotics events.
Development Tools: Git,
Docker, Visual Studio Code, LANGUAGES
PlatformIO.
Ukrainian (native)
English – Upper-Intermediate (Working Proficiency, B2)
Hungarian, Germany (basic)