Іван

Lerner Ivan
Junior QA Engineer

I am a Junior QA Engineer holding a Bachelor's degree in

System Engineering (IoT) from Lviv Polytechnic National University.

Experienced in embedded development with knowledge of

Python, C#, JavaScript, familiarity with C++ and Java.

Demonstrated ability to work on commercial projects and

startup environments. Passionate about creating
Co ntacts
innovative solutions and educating others in programming. telegram
linkedin
Experience
[open contact info](look above in the "contact info" section)
Github
QA Engineer | Aviant Core (Operon AI)

28.04.2026 - 25.05.2026
[open contact info](look above in the "contact info" section)
Participated in the beta testing of the Operon AI product. Acted as a QA engineer

for an AI-integrated CRM system, focusing on comprehensive UI/UX testing.

Directly tested and validated the performance, accuracy, and behavior of the
Sk lli s
core artificial intelligence functionalities.
Python
SDLC knowledge
QA Engineer | VTest

• 29.06.2026 — Until now
Dev Tools
Conducted testing for one of the world's largest EdTech English proficiency
unittesting
assessment platforms. Specialized in testing complex candidate tracking

and proctoring systems designed to identify vulnerabilities, prevent fraudulent
Basic SQL
activities, and ensure exam integrity. Java Script
C#
H TML/CSS
Programming Instructor (Part-time)

• 01.10.2024 — Until now

Taught programming fundamentals to children through workshops

and courses. Adapted teaching methods to different age groups and skill levels,

ensuring clarity and engagement. Designed and built a custom
Languages
Minecraft launcher in Python using pygame and minecraft_launcher_lib

to introduce students to practical, engaging applications of programming. English - Intermediate(B2)
Ukrainian - Native
Embedded Developer | Shklo (Startup)

• 15.02.2023 — 20.04.2024

Developed a dynamic LED matrix capable of displaying images and animations on the

ESP32 platform. Contributed to website creation and hardware integration.

Embedded Developer | Grehouden (Startup)

• 15.09.2022 — 20.08.2023

The project was to create an autonomous indoor greenhouse for microgreens,

and my task was the hardware component and programming the sensors

and microcontroller.