Vitalii Korytnyi

Available to hire

Hi, I’m Vitalii, a third-year computer science student in Warsaw, Poland, actively seeking an internship as a software engineer.

About

Hi, I’m Vitalii, a third-year computer science student in Warsaw, Poland, actively seeking an internship as a software engineer. I have a solid foundation in backend development and a passion for building scalable systems using Java and C#. I enjoy turning complex problems into practical solutions and collaborating with teams to deliver high-quality code.

Hi, I thrive on solving problems, learning new technologies, and applying best practices. I have hands-on experience with ASP.NET Core, Spring Boot, and data architecture, and I am eager to contribute to challenging projects while growing as a software engineer.

  • Joined October 2025

Languages

  • EnglishAdvanced
  • PolishIntermediate
  • UkrainianFluent
  • RussianFluent

Industry experience

  • Software & Internet
  • Education
  • Professional Services
  • Gaming
  • Media & Entertainment
  • Computers & Electronics

More experts in Warsaw, Poland

Projects · 1

EduLibrary Manager

This project is a full-stack Spring Boot web application with a complete front-end interface for managing a digital book catalogue featuring user authentication and role-based authorization. It enables users to browse, add, and manage books within an educational library environment, providing a structured and secure workflow. The system implements role-based access control to differentiate between Readers, Publishers, Librarians, and Administrators, ensuring that each user type has appropriate permissions and access to specific functionalities. • Tech Stack: Java, Spring Boot, Spring MVC, Spring Data JPA, Spring Security, Hibernate, H2 Database, HTML, CSS, Bootstrap, Thymeleaf. resume

  • Back-End Developer
  • Front-End Developer
  • Full Stack Developer
  • +1

Work experience

Software Engineer InternAug 2025 – Oct 2025 · 3 mos

Designed and developed RESTful APIs using Spring Boot to manage student enrollment and course data, enabling seamless integration with new front-end features. Implemented an in-memory caching layer to improve response times for cached endpoints by over 60%. Built a role-based authentication and authorization system using Spring Security to protect API endpoints and segregate access to catalog management features. Created unit and integration tests with JUnit 5, achieving over 80% code coverage for the enrollment module. Contributed to a multi-layer web application architecture (Spring Boot, Spring MVC, Hibernate) and developed projects including Edu Library Manager and a 2D roguelike game.

Education

Bachelor of Computer Science · Polish-Japanese Academy of Information Technology in Warsaw2023 – 2027

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