Bohdan

Bohdan Tkachuk
FullStack Developer (Java, React)

PROFILE
I am a FullStack developer with expertise in Java (Groovy, Kotlin) and React,
CONTACT including more than 2,5 years of commercial experience on a cryptocurrency
exchange project and internet banking project, along with ~1 year of
[відкрити контакти](див. вище в блоці «контактна інформація») internship. I have a strong grasp of Agile development methods and practical
[відкрити контакти](див. вище в блоці «контактна інформація») OOP concepts, with hands-on experience in various Java frameworks and
technologies. I excel in problem-solving, teamwork, and continuously
Chernivtsi, Ukraine
expanding my knowledge of new technologies.
@pro100user17

WORK EXPERIENCE
EDUCATION Teamvoy July 2022 - Present
InernetBanking project: (Full time) Nov 2024 - Present
KAMIANETS-PODILSKYI
NATIONAL UNIVERSITY
Java Developer
2024 - PRESENT This project involved the development and integration of Internet banking
Master of Computer Science systems for multiple banks (one was not fully integrated due to client-side
constraints, one is live in production, and another is currently in progress).
CHERNIVTSI NATIONAL Developing the ability to send alerts to users and administrators via
websocket, setting up different types of notifications for users, and
UNIVERSITY
alerts to administrators about certain events (pending approvals).
2022 - 2024
Fixing and improving the code on the main services.
Bachelor of Computer Science

OSL project: (Full time) July 2022 - October 2024
CHERNIVTSI POLYTECHNIC
COLLEGE FullStack Developer (Java, Groovy, Kotlin + React)
2019 - 2022 Crypto Currency Exchange Platform:
Junior Specialist of Computer Developed services to identify the optimal cryptocurrency prices and
Science facilitate secure crypto transactions.
Contributed to the development of onboarding services for multiple
country-specific websites across both frontend and backend systems.
Built a React Native mobile application featuring the core
LANGUAGES functionalities of the website.
Designed and Implemented new services and upgraded existing
English (Upper Intermediate)
backend logic.
Ukrainian (Native)
Collaborated on a comprehensive site redesign, incorporating new
frontend elements and features, with a follow-up iteration introduced a
year later.
SKILLS
Teamwork Emissions project: (Part time) July 2023 - July 2023

Time Management
Java Developer
I developed a Java-based data synchronization service for a project
Effective Communication
monitoring vehicle emissions on highways in Kazakhstan. The service
Problem Solving was designed to activate automatically when the highway data collection
Adaptability computer started. It synchronized data between two databases,
combining data from various tables into a single dataset, and sent the
Attention to Detail
consolidated information to the main backend service. The application
also featured self-updating functionality.
 Softserve Internship Nov 2021 - July 2022
Java Internship
During my internship at SoftServe, I developed my own project using
React and Java, which strengthened my skills in both Frontend and
Backend development. After completing this project, I worked on an
open-source project related to school scheduling. This experience
allowed me to collaborate on public projects and see how my work could
be integrated into real-world educational solutions.

Niko IT Academy (Part Time) Oct 2024 - Oct 2024
Teacher of FullStack Developing
I created a series of hour-and-a-half video tutorials on FullStack
development, covering a wide range of topics, including networking,
backend and frontend development, and APIs. Each session comprised
a 90-minute lecture followed by a 90-minute hands-on practical segment.

SKILLS

Programming languages:
Java, Groovy, Kotlin, JS, TS;

Databases:
MySQL, PostgreSQL, MongoDB;
MSSQL, SQLite, H2 - low experience;

Frameworks and Technologies:
Spring Boot MVC, Spring Boot WebFlux, WebSocket;
Spring Security, JWT, OAuth2;
Spring Data JPA, Spring Data R2DBC, Hibernate;
Spring Cloud (Vault);
Kafka;
Redis;
Flyway, Thymeleaf, Lombok , MapStruct, SLF4G;
JUnit, Testcontainers, Selenium;
Grafana, Prometheus, Zipkin;
Maven, Gradle;

HTML, CSS, React.js, React.ts, ReactNative
Angular on low level;

CI: GitHub Action, GitLab CI;
Docker, Kubernetes, K9S, ArgoCD;
IntelliJ IDEA Ultimate, WebStorm, Postman, Git (GitHub, GitLab);