Oleksii

OLEKSII SYNELNYK
JUNIOR JAVA DEVELOPER

CONTACT PROFILE
Result-driven and fast-learning Java developer with experience of developing Java
[открыть контакты](см. выше в блоке «контактная информация») backend solutions is looking for a junior Java developer position. Familiar with Agile
[открыть контакты](см. выше в блоке «контактная информация») methodology, I am a team player who is always focused on goals and delivering
success to the team common objectives each and every time.
https://t.me/OleksiiSyn

Kyiv, Ukraine WORK EXPERIENCE
Junior Java Developer
EDUCATION CHI Software, Kyiv (remote) November 2023 - till now
engineer-specialist I take part in developing back-end (monolith architecture) for online store. Apart from
usual CRUD operation for stocks, products etc. I implemented the following features such
National aerospace university as full-text product search and search history, a chat between a customer and an
«KHAI», Kharkiv assistant using web-sockets.
2001-2007 Technologies: Java 17, Spring Boot, Keycloak, Spring Data JPA, Hibernate, Flyway,
Postgres, JUnit 5, Mockito, Lombok, MapStruct, Git, Maven, Docker, AWS S3, Lucene
Faculty: rocket-space engineering. Search, WebSocket STOMP.
Speciality: Energy plants and engines of
space flying devices. Intern Java Developer
CHI Software, Kyiv (remote) September 2023 - November 2023
CERTIFICATIONS I worked on a volunteer project that is aimed to optimize fundraising and help volunteers
The Microsoft Certified: Azure find and deliver necessary things to people who need them. I was engaged in developing
Fundamentals certification gateway and authentication microservices and in implementation of the media and
(acquired 10/03/2023) auction microservices as well.
Technologies: Java 17, Spring Boot, Spring Data JPA, Hibernate, Flyway, Postgres, JUnit
SKILLS 5, Mockito, Lombok, MapStruct, Git, Maven, Docker, AWS S3, LocalStack, TestContainers,
RabbitMQ, Query DSL.
Java (Core, Collections, Java 8,
Multithreading) Software engineer intern (Java)
JDBC Gryd Dynamics, Kyiv November 2022 - May 2023
SQL (MySQL, Postgres) Implemented several study projects at hyperskill.org
1. Simple Banking System (medium)
Testing (JUnit, Mockito)
2. Learning Progress Tracker (hard)
Maven 3. Blockchain (challenging)
GIT 4. Cinema Room REST Service (hard)
Spring Framework 5. Recipes (challenging)
Spring Boot Also was involved in development of a social network project where I was responsible
for the notification microservice (sending emails on different events triggered by users)
Spring Data JPA
We locally implemented microservice integration to Docker containers with eureka,
Spring Security (basic level)
gateway and unified Postgres database for all microservices. Then, our application was
Hibernate deployed in The Microsoft Azure Cloud.
Hibernate + Lucene Search Responsibilities: Implementing REST API for notification microservice, Performing
REST API code review, Writing and maintaining documentation, Integration and unit testing,
Preparing and conducting workshops.
Postman
Technologies: Java 8, Spring Boot, Spring (Security, Data JPA), Hibernate, MySQL,
Microservices Postgres, JUnit 5, Mockito, Lombok, MapStruct, Git, Maven, Docker.
Docker
Flyway Java self-education
AWS S3 JavaRush courses (35 level) September 2021 - September 2022
External Java courses at EPAM university
PET PROJECTS
TeaShop:
https://github.com/UnfabledX/TeaShop
Junior -> Middle -> Senior construction engineer:
Deployed: (but still in development process) LLC “PERI Ukraine”, Brovary 2007 - 2022

Go to website "Teashop"
Construction assistant
American company “Winterwood”, Dnipro city 2006 - 2007
LANGUAGES
Ukranian, Russian - native speaker Technician
English - B2 Design office “Pivdenne”, department #322, Dnipro city 2006