Contact information

You can get this candidate's contact information from https://www.work.ua/resumes/18000333/

Work experience

Java developer

from 03.2023 to 04.2026 (3 years 2 months)
PlayVinyl, Київ (IT)

- Built a B2B Vendor Portal module, enabling full automation of interactions with 110+ suppliers,
significantly reducing order processing time, and lowering procurement operational costs.
- Reduced out-of-stock incidents by automating stock replenishment workflows.
Improved API response times and optimized application performance by resolving Hibernate N+1
issues and slow queries.
- Enhanced system security and data isolation by implementing a granular Role-Based Access Control
model using Spring Security. This ensured secure, multi-tenant access for 50+ internal employees and
external vendors, protecting sensitive financial and inventory data.
- Increased API responsiveness during high-traffic events by decoupling e-commerce modules and
implementing an event-driven architecture using Apache Kafka.
- Containerized the application modules using Docker and optimized multi-stage builds.
Increased code coverage to 80% for critical business modules using JUnit 5 and Mockito.
- Contributed to overall code quality and maintainability by actively participating in team code reviews. Focused on adherence to Google Java Style Guide.

Education

Державний університет інформаційно-комунікаційних технологій

Інженерія програмного забезпечення, Київ
Higher, from 2018 to 2024 (6 years)

Additional education and certificates

No additional education or certificates.

Knowledge and skills

• Java
• Git
• SQL
• Знання принципів ООП
• Spring boot
• MySQL
• Spring Framework
• PostgreSQL
• IntelliJ IDEA
• Java Core
• Docker
• Hibernate
• JUnit
• Apache Maven
• Agile
• Scrum
• Scrumban
• Multithreading
• Java Collections
• Liquibase
• AWS
• Доброзичливість
• AWS IAM
• HTML
• CSS
• JavaScript
• Знання технологій JDBC
• Apache Kafka

Language proficiencies

• English — above average
• Ukrainian — fluent

Additional information

Mathematics Olympiad Participant
Programming Contest Participant
Chess Player
Founder of Offline Business