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OLEKSANDR
PAVLIKOVSKYI
Java Developer (Junior+)
Lukasha Street, 4, Lviv, Ukraine
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PROFILE

Junior Java Developer with 2+ years of academic and hands-on experience building web applications with Java, Spring Boot and MySQL. Strong focus on Java Core, OOP, Collections, Stream API and JDBC. Developed a ticket booking application using a multi-layer architecture (Controller, Service, Repository) powered by Hibernate and Spring Data JPA. Comfortable working with PostgreSQL and MySQL, writing and maintaining unit tests with JUnit and Mockito, and managing builds with Maven and Gradle. Confident with Git and GitHub, including branching and code review workflow. Has team experience following Scrum. Currently exploring Docker and microservices architecture.
EDUCATION

Bachelor, Lviv Polytechnic University at the Institute of Computer Technologies, Lviv
SEP 2023 — APR 2027
PROJECTS

Bus Ticket Booking System (Spring Boot, MySQL, Hibernate)
• Designed a multi-layer architecture (Controller, Service, Repository) to ensure modularity and scalability.
• Optimized data access by writing complex MySQL queries and utilizing Spring Data JPA.
• Validated system logic and REST endpoints using Postman and covered core services with Mockito tests.

"Bunker" Game — personal initiative project
• Developed independently to gain hands-on coding experience beyond academic coursework.
• Familiarized with Redis, logging, and WebSockets while building the game.

LINKS

Linkedin GitHub Cisco My Telegram
SKILLS

Backend: Java 21, Java Core, OOP, Collections, JDBC, REST API, Spring Boot, Spring Security (basics), Hibernate, JPA, Multithreading (basics)
Database: MySQL, PostgreSQL, Redis, WebSocket
Testing: JUnit, Mockito
Build tools: Maven, Gradle
Tools: Git, GitHub, Docker, Postman, DBeaver
Methodologies: Scrum
Frontend: HTML, CSS, JavaScript, React, Node.js
Languages: English — B2