Андрій

Contact
Hordiienko Andrii
Email : [відкрити контакти](див. вище в блоці «контактна інформація»)
Phone:
[відкрити контакти](див. вище в блоці «контактна інформація») Junior Java Developer
Linkedln :
[відкрити контакти](див. вище в блоці «контактна інформація»)
Education
Phone : [відкрити контакти](див. вище в блоці «контактна інформація»)
Bachelor of Computer Science
Github : Kharkiv National University of Radioelectronics 2021-2025

github.com/AndreyGordienko
Courses
Telegram : @AndriiHordiienko

About Me Java Backend Development(Spring Boot), 2025
Hyperskill

intermediate JAVA, intermediate SQL, 2022-2023
Junior Java Developer with hands-on
Sololearn
experience in building backend web
applications using Java and Spring Java Backend Development, Java Rush 2023

Boot. Worked on backend logic for
web applications: designed REST Certificates
APIs, implemented authentication
and authorization, and integrated Designing high-load data storage systems 2023

relational databases. Organization that provided training Wildau

Comfortable with Git-based Software systems design methodologies(Agile) 2024

workflows and writing unit and Organization that provided training Wildau
integration tests.
Projects
Looking for a junior position with
mentoring and code review to grow
Financial System — Microservices Backend Application
as a backend developer
Developed a microservice-based financial system with
separate services for authentication, accounts, and
Skills
transactions
Implemented JWT-based authentication and
Language: Java transactional business logic with validation and
Frameworks & Libraries: Spring Boot, compensation
Integrated external APIs, Redis, and comprehensive
Spring Security, Spring Data JPA,
testing (unit, integration, security)
Hibernate
ToDo-Management — Task management application
Databases: MySQL, PostgreSQL, Redis

Testing: JUnit, Mockito Developed RESTful backend for task management
Implemented business logic, validation, and CRUD
Tools: Git, Gradle/Maven, Docker, Apache
operations
Kafka,OpenApi(Swagger) The project involves writing modular and integration

Architecture & Principes: REST API, OOP, tests using JUnit.

SOLID, basic microservices architecture Website_meet — Web-application for dating
Methodologies: Scrum, Kanban Developed the backend for a full-fledged dating web
application with a matching algorithm based on 10+
Language parameters.
Implemented a chat system and interaction processing
Used Spring Boot, Spring Data JPA, Hibernate, and
Ukrainian (Native), English (A2) MySQL