FE deveoper(React)

Yurii Y

Information

Available hours \ week
40 h/w
Seniority level
Senior
Years of experience
5 yrs.
Location
Ukraine, Lviv
Nationality
Ukraine
Timezone
(GMT+02:00) Kyiv

Languages

Ukrainian
Fluent (C2)
Russian
Advanced (C1)
English
Upper-Intermediate (B2)

About

Yurii is an experienced FE Developer (React) with 5 years in the industry, specializing in JavaScript and React.js. He has effectively tackled complex challenges by enhancing performance and user engagement on data-driven applications across various sectors, particularly healthcare and e-commerce. His technical proficiency includes Next.js, LESS/Sass/SCSS, and Azure, alongside tooling experience with REST APIs. Yurii holds a qualification as a FullStack developer focused on React and Node.js.

Experience

European Health Information Gateway

FE deveoper

About the Project

The European Health Information Gateway is a project by the WHO Regional Office for Europe that provides easy access to health data and statistics for the 53 Member States in the WHO European Region. It offers interactive tools, visualizations, and resources in English and Russian to support policymakers, researchers, and the public in understanding health trends and informing evidence-based decisions.

  • Healthcare

Responsibilities

As a Front-End React Developer on the European Health Information Gateway project, I drove the redesign of the platform’s interface, resolving complex bugs to ensure robust data visualization, and introduced new features like natural language search and interactive dashboards. My contributions enhanced accessibility and performance, empowering users across 53 Member States to explore health data efficiently, significantly improving the platform’s impact on public health decision-making.

EU Covid Platform

FE deveoper(React)

About the Project

The EU Covid Platform is a data visualization web application built with React and TypeScript, designed to provide comprehensive insights into COVID-19 cases and deaths across Europe during the pandemic. Utilizing HighCharts.js, the platform features a variety of interactive charts and graphs, enabling users to explore trends, compare statistics across countries, and analyze the pandemic's impact in a clear and engaging way.

  • Healthcare

Responsibilities

As a Front-End React Developer on the EU Covid Platform, I played a key role in developing and enhancing this data-driven application using React and TypeScript. My responsibilities included implementing and customizing HighCharts.js-based visualizations to display COVID-19 cases and deaths across Europe, fixing bugs to ensure data accuracy and smooth interactivity, and introducing new features like dynamic filtering and comparative graph tools, significantly improving user engagement and the platform’s analytical capabilities.

International Marketplace Douglas

FE deveoper(Next.js)

About the Project

The Douglas project is a multilingual, multi-regional e-commerce platform for the Douglas perfumery and cosmetics chain, serving over 10 languages and regions with tailored configurations for each market.

Responsibilities

As a Front-End React Developer on the Douglas.de project, I contributed to its development by implementing responsive, localized interfaces using Next.js, Redux, and React Query, enhancing user experience across 10+ languages and regions. My key accomplishments included optimizing performance through efficient data handling, fixing critical bugs, and introducing new features like dynamic product filters, while ensuring robust quality with comprehensive E2E tests via Playwright and integration tests with Jest, Enzyme, and RTL, significantly improving the platform’s scalability and reliability.

Skills & technologies

Meninx Company

FE deveoper(React)

About the Project

The Meninx.net project is a platform offering Business Transformation services and software solutions, specifically the Semeion suite, designed to streamline business, communication, and collaboration processes for organizations of all types. Built with modern technologies, it provides automation tools that integrate seamlessly with ERP or CRM systems, helping companies reduce costs, improve revenue recognition, and enhance control over core processes through features like workflow management, document automation, and real-time analytics.

Responsibilities

As a Front-End React Developer on the Meninx.net project, I’m currently leading the rewrite of the Semeion product into React, utilizing TanStack Query for data fetching, React Signal for state management, Tailwind CSS for styling, REST APIs for backend integration, and Framer Motion for smooth animations. I’m also contributing to the development and maintenance of our custom component library, pre-built with StoryBook for rapid prototyping and consistency, ensuring a scalable, high-quality interface that enhances user interaction with our automation tools and drives operational efficiency for clients worldwide.

Education

FullStack developer GO IT

2020 - 2021
FullStack developer(React/Node.js)