Oleh

Oleh Mikula
QA Engineer
Ternopil, Ukraine
Age: 26
Phone: [відкрити контакти](див. вище в блоці «контактна інформація»)
Email: [відкрити контакти](див. вище в блоці «контактна інформація»)

Work Experience:
Technical Support / QA Engineer at GTB Technologies (Data Loss Prevention product). May
2021 – Present:
- Tested system-level desktop agents (macOS, Linux, Windows) and web-based
components of a DLP solution.
- Performed end-to-end testing of backend services, APIs, and frontend interfaces.
- Identified, documented, and tracked software defects; collaborated with developers to
validate fixes and prioritize issues based on customer impact.
- Supported large-scale environments with high volumes of connected endpoints (10k+
agents).
- Assisted customers via support desk, troubleshooting complex technical issues and
performing root cause analysis (RCA) on the client side.
- Investigated issues across application, OS, and networking layers, including client-server
communication.
- Managed critical incidents, including debugging, log analysis, impact assessment, and
providing temporary workarounds.
- Participated in large-scale software deployments in client environments.
- Supported mass agent installation and configuration using enterprise tools such as GPO
and MDM solutions.
- Developed automation scripts using Bash and Python to support testing and
troubleshooting

Robotics Teacher (Arduino, C/C++) at Gymnasium "Harmony", Ternopil.
Sep 2019 – May 2020:
- Taught robotics and embedded programming using Arduino and C/C++.
- Designed and implemented hardware/software projects both independently and together
with students.
- Worked with microcontroller platforms including STM32, ESP (ESP8266/ESP32), and
Raspberry Pi.
 - Developed and tested embedded applications, integrating sensors, actuators, and
communication modules.
- Designed electronic circuits and implemented them in practice, including prototyping and
validation.
- Performed soldering and assembly of electronic components and custom boards.
- Built and implemented IoT solutions, including device connectivity, data exchange, and
basic automation.
- Guided students through hands-on development, debugging, and project delivery.

Electronic Engineer at Galician College, Ternopil, Ukraine.
Sep 2018 – May 2021:
- Installed and configured operating systems (Windows 7/10, Linux: Ubuntu, Debian,
Ubuntu Server) and end-user software.
- Provided technical support for workstations and peripherals, including printers and
scanners.
- Performed troubleshooting of system and software issues in a multi-user environment.
- Maintained local network infrastructure and resolved connectivity and configuration
issues.

Education
- Ternopil Ivan Puluj National Technical University — Computer Engineering
- Galician College — Computer Science

Skills
- Test design & documentation
- Issue tracking: Jira, GitLab, Bugzilla
- API testing: Postman
- Version control: Git
- CI/CD: Jenkins
- Databases: MySQL, MongoDB
- Web/debugging tools (browser DevTools)
- Bash, Python (automation, troubleshooting)
- C/C++ (embedded/Arduino projects)
- Virtualization: VMware, VirtualBox, Hyper-V
- Experience working with AI tools (automation, data processing support)
Language:
English — Upper-Intermediate (B2)