Andrii

ANDRII CHORNYI
Frontend / Full-stack
Developer
[open contact info](look above in the "contact info" section) Telegram LinkedIn
Kyiv, Ukraine [open contact info](look above in the "contact info" section) GitHub

Can work during blackouts thanks to a reliable fiber-optic internet connection and an EcoFlow station

ABOUT ME PROFESSIONAL EXPERIENCE
Certified Frontend / Full-stack Developer with Frontend / Full-stack Developer
commercial experience in creating high-performance May 2024 - May 2026
web applications. I’m inspired by ambitious projects
that contribute to professional growth.
Developed high-performance web applications using
Proficient in JavaScript, React, Redux, TypeScript,
React, TypeScript, and Redux Toolkit, with backend
HTML, and CSS — which allows me to achieve results of
integration via Node.js
the highest quality. I have extensive experience in client
Implemented modular architecture and component
communication and a deep understanding of pixel-
reusability principles, reducing development time by
perfect design principles, ensuring that every product
30%+ and significantly improving project scalability
meets high standards and brings complete client
satisfaction. Leveraged TypeScript to improve type safety and
I continuously expand my tech stack with modern reduce runtime errors
technologies such as Node.js, Sequelize, Express, Achieved 100% UI fidelity to Figma designs through
Postman, and pgAdmin4, which allows me to Pixel Perfect principles, providing fully responsive and
understand the backend and think systemically when cross-browser layouts for a consistent, high-quality UX
building frontend solutions. Ensured code reliability by implementing unit (Jest)
English level: Intermediate and E2E (Cypress) testing, achieving 90% code
coverage and maintaining stable application
performance
SKILLS Optimized accessibility and SEO by implementing
semantic HTML and WCAG AA standards, ensuring a
Frontend
JavaScript, TypeScript, React, Redux Toolkit, HTML5, high-quality experience for all users
CSS3, Sass (SCSS), BEM, Flexbox, CSS Grid

Backend
Frontend Developer
Node.js, Express, REST APIs, SQL, PostgreSQL, Sequelize May 2023 - May 2024

Project for PALOMA Construction Company
Tools & Workflow Freelance, Remote
Git, Webpack, Vite, Babel, ESLint, Prettier, Jest

Led a team of 2 developers to build a project from
Methodologies
SDLC, Waterfall, Agile concepts (Scrum, Kanban) scratch, coordinating design and development efforts.
Implemented pixel-perfect UI according to approved
Languages design, ensuring a high-quality user experience.
English - Intermediate Managed content population and updates,
maintaining the project for over a year.
Coordinated development workflow, setting tasks and
EDUCATION reviewing code to meet deadlines.

Kyiv National Economic University
named after Vadym Hetman
Master's Degree in “Accounting and Audit”
ADDITIONAL EDUCATION PORTFOLIO

Frontend / Full-stack Course, Mate academy React Phone Catalog – Online Store
HTML, CSS, JavaScript, TypeScript, React, Redux, This project is a fully functional React catalog
Node.js, Express.js, REST APIs, SQL, Sequelize, Git, with a shopping cart and favorites system,
Postman, pgAdmin, DOM, Events, Promises suitable for showcasing frontend development
skills.
Certificate Fronend Developer Development of pixel-perfect, responsive web
Certificate Full-stack Developer pages based on Figma designs using HTML,
SCSS (BEM), SASS, Grid/Flexbox, and JavaScript,
ACHIEVEMENTS React, React Router, Typescript, Vite.
Demo
Best Supervisor of the Year,
GitHub Code
Ltd. “Pinchuk”
Best Manager of the Year,
Ltd. “Bayadera Logistic”
Candidate for a Master's in kickboxing. Potr Pots – Landing Page
Three-time Kyiv Kickboxing Champion Development of a fully responsive, pixel-perfect
Appeared in the film “Stars in the Army” in a layout from Figma using HTML, SCSS (BEM),
supporting lead role and in several TV series. Grid/Flexbox, and JavaScript.
Demo
GitHub Code

2048 Game – Browser game
Implemented using JavaScript, HTML, and SCSS.
Players combine tiles to reach 2048.
Demo
GitHub Code