Hi, I'm Denys

I'm Frontend Developer working with Redux, React.js, Next.js

What I do

Frontend development

⚡ Building responsive Single-Page-Apps (SPA) & PWA in React.js

⚡ Building responsive static websites using Next.js

⚡ Building app interfaces using React, Redux and Next 13

Proficiency

Frontend/Design
90%
Programming
70%

Education

Pavol Jozef Šafárik University in Košice
Aplikovaná informatika
September 2024 - ONGOING

    Experience

    https://media.licdn.com/dms/image/v2/C560BAQGq6nkbVC_zGw/company-logo_200_200/company-logo_200_200/0/1630603907701/gaddr_logo?e=2147483647&v=beta&t=WZJtZVqysL4ASmXe5KeOmkwvDthMRLqTEEdNyXsHICc

    Gaddr

    Fullstack intern (unpaid)
    August 2025 - November 2025
    Working as an unpaid fullstack intern. Developing user interfaces and API using React and Node.js

      Projects

      Password Generator

      Generate strong password that includes special symbols, uppercase letters and numbers in just few clicks. Project allows you to create an account in order to save all passwords generated by you to the history. Built with Redux, Express, Node JS, Next and React. If the app doesnt work, just wait. The backend hosting service spins down backend after some time of inactivity, and it might take some time to recover

      Demo

      Quiz App

      App that allows you to take quiz up to 50 questions in 10 different categories. Test your knowledge with easy, medium and hard levels of difficulty. Built with Next, React, Node and Redux. If the app doesnt work, just wait. The backend hosting service spins down backend after some time of inactivity, and it might take some time to recover

      Demo

      Kanban Board

      App that allows you to organize your tasks to 3 categories: Todo, Doing and Done. Built with Next, React, Node and Zustand. If the app doesnt work, just wait. The backend hosting service spins down backend after some time of inactivity, and it might take some time to recover

      Demo

      Weather App

      With Weather App, it’s easy to find forecast for every place around the world. Built with React

      Demo

      MovieFinder

      App that helps you to find any movie and save them to favourite. Built with React

      Demo

      Currency Converter

      The most popular currencies rate online and free! Built with React & Next

      Demo

      Country Finder

      This app helps you to find general info about country. Built with React, Next, Redux and GraphQl(Apollo)

      Demo

      Reach Out to me!

      DISCUSS A PROJECT OR JUST WANT TO SAY HI? MY INBOX IS OPEN FOR ALL

      Košice, Slovakia