Kostya

Kostya Kalarashan
Java developer

EDUCATION
[open contact info](look above in the "contact info" section)
Computer Science
[open contact info](look above in the "contact info" section) Odesа Polytechnic National University
09/2020 - Present,
Courses
Odesa, Ukraine
Java course(spring stack) Algorithmization & programming

github.com/Procentguide2
WORK EXPERIENCE
SKILLS
Java developer (6 months)
Java Comcast (via outstaff)
11/2022 - 04/2023, Remote
Maven/Gradle Achievements/Tasks
Completely from scratch implemented an extensible caching configuration (as well
JPA/Hibernate as additional functionality in the form of returning a full copy of an object from the
cache instead of returning its reference) for the project and verified its performance
Spring: IoC, MVC, in integration tests
Boot,Security, Data Covered each newly created class with unit tests
JPA, REST
Expanding already created integration tests as needed or creating new ones
MongoDb MySql Creating classes with business logic and covering them with tests
Improving readability of already ready code (refactoring)
JUnit Mockito Bug fixing

Git/GitHub Java developer (6 months)
Edunav Inc. (via outstaff)
Docker Jackson 11/2022 - 04/2023, Remote
Achievements/Tasks
Implemented the functionality of anonymising a user profile (filling with fake data) if
the user has set such a condition
LANGUAGES Small additions to the functionality of controller classes and service classes
English A lot of refactoring :)
Professional Working
Proficiency

Ukrainian PERSONAL PROJECTS
Native or Bilingual Proficiency
Clothes-shop(Back-end)
Russian A backend built on the REST architecture for my coursework. There is also authentication using
Native or Bilingual Proficiency JWT token to prevent unauthorised requests
Technologies used: Java, Spring IoC, Spring Security, Spring JPA, Spring Rest, Hibernate, MySql,
Maven, JWT
INTERESTS
Chess

Strategic games