Віктор

Viktor Lytvynenko
Java / Javascript / Full-stack
Developer

Summary

Full-stack developer with experience in building web and mobile
[відкрити контакти](див. вище в блоці «контактна інформація») applications using Java, Spring Boot, React, Next.js, React Native, Node.js
and Flutter.
[відкрити контакти](див. вище в блоці «контактна інформація»)
Experienced in developing REST APIs, working with PostgreSQL and
MongoDB databases, and building scalable frontend architectures with
Github
Redux Toolkit, TypeScript and modern JavaScript frameworks.
Skilled in Java, JavaScript, TypeScript, HTML, SCSS and Dart. Interested in
Viktor
backend and full-stack development and building scalable web and
mobile applications.

EDUCATION
Tech stack
Kyiv National Backend Mobile
Linguistics University Java React Native
2006 - 2011 Spring Boot Flutter
Spring Security
University of Educational Databases
REST API
Management PostgreSQL
WebSockets
2013 - 2014 MySQL
Dan.it Frontend MongoDB
2022 - 2024 React H2
Next.js Firebase
SOFT SKILLS Redux Toolkit
TypeScript Tools
SCSS Docker
Team collaboration
Tailwind Liquibase
Problem solving Git
Webpack
Communication
Projects:
Time management BackOut Store – Team Project (6 members)
Description: Online store with search, filters, and cart management functionality.
Adaptability Technologies: React, Redux, Node.js, SCSS, Formik, Yup, React Router, React Query,
React Helmet, JEST, Slick-carousel, SEO, Search Params, StyleLint, ESLint
Key Achievements / Skills:
LANGUAGE Implemented state management with Redux and asynchronous data fetching using
React Query.
Built form validation with Formik and Yup.
English - B2
Optimized pages for SEO using React Helmet.
German - B1 Covered key components with unit tests using JEST.
Ukrainian - native Collaborated in a team environment, integrating frontend with Node.js backend.
https://github.com/Pe103danit/blackout
Russian - native https://github.com/Pe103danit/blackoutstore-be
 Tesla Mobile App – Team Project (2 members)

WORK EXPERIENCE Multilingual mobile application for Tesla, built with React Native and
TypeScript, using Redux Toolkit and i18n for state management and
localization.

https://github.com/ViktorLytvynenko/TeslaProject
Meet map 2024-2025

Spotify telegram bot
Telegram bot that allows users to search and share music from Spotify.
https://t.me/music_boxxx_bot
https://github.com/ViktorLytvynenko/Spotify_Telegram_Bot

Aviasales. Technologies: Java

https://github.com/ViktorLytvynenko/AviaSalesProject

TinderSample. Technologies: Java, Servlets, SQL, PostgreSQL

Sample dating application with user management and match functionality.

https://github.com/ViktorLytvynenko/TinderProject

ClientBank
Banking application with user authentication, real-time notifications, and
database management.
Technologies: Java, Spring, Spring Security, WebSockets, PostgreSQL, H2,
Liquibase, JSONWebToken

https://github.com/ViktorLytvynenko/ClientBank

Galaxy Connections — Full-stack Web Application (Pet Project)
Developed backend services using Java and Spring Boot
Designed REST APIs and implemented WebSocket communication for real-time
features
Built frontend interface using React and SCSS
Integrated PostgreSQL database and managed schema migrations with
Liquibase
Configured project build using Maven and frontend tooling with Vite
Implemented internationalization (i18n) for multilingual support
GitHub: https://github.com/finalproject2024danit/finalproject2024

Meet Map
2024 – 2025

• Developed backend using Java and Spring Boot
• Implemented REST APIs and WebSocket communication
• Worked with PostgreSQL database and Liquibase migrations
• Contributed to mobile application built with React Native