Игорь

IHOR KALCHENKO

PERSONAL DETAILS
Sumy, Ukraine, 40002 Sumy
[открыть контакты](см. выше в блоке «контактная информация»), [открыть контакты](см. выше в блоке «контактная информация»)
Nationality: Ukrainian

PROFILE
A dedicated Frontend Developer with 1,5 years of experience in building responsive web applications using React,
TypeScript, and Redux. Skilled in integrating REST APIs, optimizing performance, and creating user- friendly
interfaces with a focus on UI/UX. Experienced in collaborating with cross-functional teams to deliver high-quality
solutions. Eager to contribute to innovative projects and grow professionally.

EDUCATION
Present
Faculty of Electronics and Information Technologies, Sumy State University, Sumy
Implemented offline data synchronization with local SQLite database
Built dynamic forms, feedback modules, and filtering logic using Zustand and React Hook Form
Integrated REST APIs with Axios and optimized network requests via React Query
Created a responsive UI system using NativeWind (TailwindCSS for React Native)
Configured EAS builds for Android and iOS, set up environment variables and secure storage
Collaborated closely on UI/UX and app performance improvements

EMPLOYMENT
Junior Software Developer Present
Everridge LTD, Batumi
Implemented offline data synchronization with local SQLite database
Built dynamic forms, feedback modules, and filtering logic using Zustand and React Hook Form
Integrated REST APIs with Axios and optimized network requests via React Query
Created a responsive UI system using NativeWind (TailwindCSS for React Native)
Configured EAS builds for Android and iOS, set up environment variables and secure storage
Collaborated closely on UI/UX and app performance improvements

Junior Frontend Developer

Developed and maintained the frontend web application using React and TypeScript, ensuring a responsive
and user-friendly interface.
Implemented user registration functionality, integrating with Strapi API, and handled form validation and
state management with Redux.
Built UI components with Material-UI, focusing on modern design and UX improvements.
Set up navigation using React Router for seamless page transitions.
Optimized application performance by reducing API calls and improving load times.
Collaborated with the backend team to configure CORS and ensure smooth API integration.
Used Git for version control and team collaboration.
Project Manager in Construction
Polisan, Sumy

Project planning and risk management.
Developed 3D models for HV, water supply, and sewerage drawings in Revit.

Consultancy-Programmer 1C
Consultancy-Pro Ukrkonsalt Grammer 1C, Sumy

Provided consulting and customer support.
Created video instructions and YouTube video hosting preparations.
Built mobile applications using the 1C language.
Built a mobile application prototype using Android Studio and Java, implementing core features and UI for
client-side testing.
Conducted testing of a mobile application (manual and automated testing).
Analyzed user scenarios, identified, and documented bugs.
Worked with bug-tracking systems (Jira and Trello).
Collaborated with developers and designers to improve UX/UI.

SKILLS
HTML5 JavaScript

Redux (Toolkit) Bootstrap

Version control using Git & GitHub TypeScript

Postman CSS3

React Git

Responsive design and cross-browser compatibility Problem-solving and debugging skills

Material-UI REST API

Zustand React Native

Expo TanStack Query (React Query)

NativeWind SQLite

LANGUAGES
English Ukrainian

HOBBIES
Reading Coding
 COURSES
Autodesk Certified Professional: Revit for Structural

Programming for Everybody (Getting Started with Python)