Oleh Ветеран

Oleh Ivoniuk - Frontend developer

email: [открыть контакты](см. выше в блоке «контактная информация»)
ln: [открыть контакты](см. выше в блоке «контактная информация»)

Work Experience:
October 2023 - Present - Frontend Developer - EPAM Systems

Languages:
Ukrainian – Native
English – Advanced.

Skills:

-​ JavaScript / TypeScript;
-​ React, React Router, React Hooks;
-​ Next.js;
-​ Redux, Reduxjs-toolkit;
-​ Vitest / React testing library;
-​ REST API, GraphQL;
-​ Agile and SCRUM;
-​ CSS, SASS/SCSS, Bootstrap;
-​ GIT / GitHub / GitLab;
-​ JIRA;
-​ Node.js, NPM, Yarn.

Projects:

1.​ Vue; Media & Entertainment
https://www.myvue.com/

Technologies: NextJS, ReactJS, Redux, Typescript, GraphQL, Jest, Sinon, SASS,
Sitecore JSS, Azure DevOps, Swagger, SonarQube.

Responsibilities:
-​ Creating new components according to requirements;
-​ Participating in code review;
-​ Communicating with the back-end team for improving existing API;
-​ Maintaining documentation for code, APIs, and development processes to ensure
clarity and accessibility for team members;
 -​ Bug fixing;
-​ Task estimation;
-​ Writing unit tests for components.

Description:
Project for Vue Entertainment aimed to build the solution to upgrade from Sitecore 8.x
to v10, frontend part on Next.js, with Microservice architecture and create Mobile App
on Flutter with unified codebase for different locations.

Team size: 20 team members: FE - 4, BE - 4, QA - 4, DevOps - 3, Mobile - 2, PM - 1,
BA - 1, Design - 1.

2.​ Novocure; Life Sciences & Healthcare

Technologies: TypeScript, SASS/SCSS, Redux Toolkit, ReactJS, Material UI, Jest,
ESLint, Visual Studio Code, Azure DevOps, SAP.

Responsibilities:
-​ Migration from Class-based components to react-hooks;
-​ Improving optimizations with react memo and lazy loading;
-​ Maintaining documentation for code, APIs, and development processes to ensure
clarity and accessibility for team members;
-​ Writing unit tests for React components;
-​ Сreating new components according to requirements;
-​ Participating in code review;
-​ Communicating with the back-end team for improving existing API;
-​ Bug fixing;
-​ Task estimation.

Description:
Enable client’s provider experience teams to deliver the optimal patient experience and
provide time-sensitive information & streamline interactions with health care
physicians (HCPs), allowing client to better facilitate patient care.

Team size: 22 persons: FE - 5; BE - 6; UX - 4; BA - 2; DM - 1; QA - 2; DevOps - 1;
Architect - 1.

3.​ DogHotel

Tech stack: TypeScript, Redux, React Router, ReactJS, Node.js, JavaScript, JIRA,
Jenkins, Gitlab
Responsibilities:
-​ Bug fixes and feature enhancements;
-​ Writing Unit Tests for existing components;
-​ Creating new components according to requirements;
-​ Communicated directly with the customer to change some app functionality for
better performance & user experience;
-​ Rewrite code structure;
-​ Migrating JS to TS;
-​ Adding multi-platform support;
-​ Implement other new features.

Description:
The application serves as a platform for a pet hotel and rescue shelter designed for
individuals unable to travel with their pets, thus ensuring professional care in their
absence .

Team size : Web developers: 7 , Back-end developers: 3, QA: 7

Education:
-​ 2013-2017 – Ivano-Frankivsk National Technical, University Oil and Gas
Bachelor’s degree “Electrical Engineering”;
-​ 2022-2024 Ivano-Frankivsk National Technical, University Oil and Gas Master’s
degree “Software Engineering”.