Леонтій

Leontii Kosinoha
Junior QA engineer
I would like to find a job or internship on position Junior QA engineer.

[открыть контакты](см. выше в блоке «контактная информация») https://github.com/1eoooooon t.me/Leooooooooon

[открыть контакты](см. выше в блоке «контактная информация») [открыть контакты](см. выше в блоке «контактная информация»)

A motivated junior QA engineer with a keen eye for detail and a passion
Skills
for improving product quality. Over 10 years of experience playing video
games with a strong understanding of bugs, user experience, and HTML CSS JavaScript G it Figma Jira
gameplay logic. Participated in multiple game beta tests, gaining hands- Chrome DevTools Postman
on experience in identifying and reporting issues. Completed several
courses in web development, which helps in understanding product
behavior from both development and testing perspectives. Quick learner,
team player, and always curious about how things work.

Work Experience
u
co rses
JavaScript. Basic Level (2024)

Junior Front-end Developer 2024 nov - 2025 may HTML & CSS. Advanced Level (2024)

HTML & CSS. Basic Level (2024)
Tomnium, Remote
English A1 (2023)
Overview:

Developed multiple websites using HTML, CSS, and JavaScript.


Achievements:

L anguage s
English - A2
- Successfully developed and launched multiple responsive websites.

- Gained expertise in front-end development through practical Ukrainian - C2
experience and continuous learning.

- Enhanced user experience with interactive features such as form
Russian - C2
validation and a language switcher.

g
Re ional Manager 2021 sep - 2023 nov
award s
Medal of "Honor, Glory, State" (2021)
C24 scooters, Ivano-Frankivsk
Overview:

Responsible for workflow organization in the Ivano-Frankivsk department


Responsibilities:

- Quality control of work performed by up to 10 employees

- Searching for missing electric scooters and further cooperation with law
enforcement agencies during the pre-trial investigation

- Implementing innovative solutions to improve the quality of the rental
service

- Maintaining contact with the city council and timely signing necessary
contracts for the company's continued operation


Achievements:

U
- ninterrupted service delivery since taking the rol e

- Constantly exceed expectations of the stakeholders and investor s

B
- uilt a well-balanced and stable team with a minimal turnover rate

Senior Operative 9
201 jul - 2021 aug

State Tax Service, Kyiv
Overview:

Executing field operations and cooperation with detective s


Responsibilities:

- Detection of tax law violation s

- Evidence collection within the pre-trial investigatio n

- Conduction of operative and investigative activitie s


Achievements:

- Took part in 23 investigation s

7
- Interrogated over 5 peopl e

W
- as selected to represent the State Tax Service as a part of special
armed forces on the ATO borde r

V K
- Got a reward from italii lychko in 2021

E ducation
Mentorship 2024 - present

V
I receive mentorship from adym Abramuk, a Software Engineer ( ack- B
end) at OLX, in his free time. He helps me with learning JavaScript and
understanding software development principles, including improving
code readability and project organi ation.
 z
His LinkedIn: [открыть контакты](см. выше в блоке «контактная информация»)

Law,
State Ta
Mx aster sy de
Universit
'
I
gree
, rpin
9
201 - 2021

Law en orcement, achelor
f B 2015 - 201 9
State Ta x yI
Universit , rpin