Personal information hidden

Denys Dymchenko
JAVA DEVELOPER with over 3 years of experience in back-end
development.

SUMMARY
Using with Spring Boot framework. Using with Hibernate. I am a software
development specialist, operational excellence in such Java, PostgreSQL,
Spring Boot, Spring Security, Spring Framework, Docker, Hibernate, Maven.
C O N T AC T INFORM ATIO N Are fluent in JVM technologies .

Phone number P R O J E CT S
[open contact info](look above in the "contact info" section)/09/2024
(WhatsApp, Telegram) Telegram TaskBot – Java 21, Spring Boot, PostgreSQL, Telegram
Email Bot API, OpenWeather API Developed a Telegram bot with reminder
[open contact info](look above in the "contact info" section)
and weather features. Implemented API integration (OpenWeather),
persistent storage with PostgreSQL (via Spring Data JPA/Hibernate),
Location
and real-time notifications through Telegram.
Wroclaw, Poland.
18/01/2025
GitHub: Financial Tracker API – I have developed a RESTful web
https://github.com/ddymchenko- application for personal financial tracking and transaction
hub?tab=repositories management.
Linkedln:
• Core technologies used: Java 17, Spring Boot 3, 4 (Spring MVC,
[open contact info](look above in the "contact info" section)
Spring Data JPA), PostgreSQL, Lombok, Maven.
Telegram:
Tools used for development and testing: IntelliJ IDEA, Postman for
https://t.me/ComsBuilder
API testing, Git/GitHub for version control, pgAdmin for database
management.
Professional skills: P REVIOUS EXPERIENCE
Programming 03/2020 – 05/2026
language: Java Working in Poland (An employee in production)
Database: SQL, MySQL, PostgreSQL
08/2019 – 02/2020
Frameworks: Spring Boot, Spring Framework,
Main Department of the State Food and Consumer Service
Spring Security, Hibernate, JPA, JDBC,
leading information technology engineer
Spring REST.
Tools: Git, Maven, Postman, Docker. 05/2017 – 01/2019
Methodology: OOP Sovereign Bank of Ukraine “Oschadbank”
Other : HTML, CSS, Linux (FinTech Domain) Technical support.
Tech. support for employees of bank branches
Soft skills:
09/2014 – 08/2016
c goal-setting City Sites, page city Kherson 0552
. problem-solving
Advertising manager
. communication
. adaptability Actively search for potential customers. Cold talk.
. critical thinking
. customer service
CERT IFICAT ES & EDUCAT ION
. patience 23.05.2025
. attention to detail Udemy
Certificate of completion of the Git and GitHub. Certificate of Docker. Java. SQL.
L A N G U AG E S: 09.01.2023
c English A2
FoxmindEd
c Polish A2 Certificate of completion of the Java Tools course.
. Ukrainian C2
26.11.2021
. Russian C2
FoxmindEd
Certificate of completion of the Java Start course.
2015-2018
Bachelor’s Degree
of Software Engineering
MykolaivNationalUniversity of Shipbuilding The Faculty of Informatics