Олег

OLEH BILOSTOTSKYI OPEN PORTFOLIO

Middle Front-End React Developer
Skilled Frontend Developer with 3 years of experience in building
responsive web applications and interfaces. Proficient in React,
Next.js, TypeScript, and Material UI. Experienced in developing
SaaS platforms, self-service kiosk applications, multi-device
portals, admin panels, and CRM-like content management
solutions for healthcare and hospitality companies. Strong team
player with excellent time management, Agile experience, and
focus on delivering high-quality, maintainable, and scalable
results.

CONTACT INFO
WORK EXPERIENCE
Email: [open contact info](look above in the "contact info" section) Front-end Developer React Nov 2023 - Feb 2026 (2yr. 4 mos.)
Phone: [open contact info](look above in the "contact info" section) Go Interative
Address: Cherkasy
LinkedIn: Worked on a SaaS restaurant management platform including POS,
[open contact info](look above in the "contact info" section) KDS, self-service Kiosk, Admin Panel, and Partner Portal
bilostotskyi-a535a921b/ Developed a self-service kiosk application optimized for touch
GitHub: https://github.com/OlehWhite devices and high-traffic environments
Portfolio: https://bo-portfolio
Built a multi-device portal (tablet, desktop) for business operations
TECH SKILLS and reporting
Core Languages Implemented admin panels and CRM-like tools for content, menu,
• HTML5 orders, and user management
• CSS3 Contributed to e-commerce flows (catalog, cart, checkout,
• JavaScript (ES6+)
payments)
• TypeScript
Created a marketing landing page focused on performance and
• REST API (Axios/Fetch, CRUD, auth
headers, error handling) conversion
• WebSockets Collaborated in an Agile/Scrum team, actively participating in
planning and code reviews
Frameworks & Libraries Utilized modern front-end technologies and best practices (React,
• React
state management, API integrations, performance optimization)
• Next.js (App Router + Server Actions)
• React Native
• Vue 3
• Nuxt 3
Front-end Developer React May 2023 - Sep 2024 (1 yr. 5 mos.)
Positive Reset
• Node.js
• Redux Toolkit Developed and maintained websites for a clinic franchise, focusing
• RTK Query on scalability and consistent UX across multiple locations
• Zustand Built a custom admin panel and CRM-like system for managing
• TanStack Query content, users, and internal business processes
• GraphQL + Apollo Client
Redesigned and improved an existing admin panel, enhancing

AI Tools: UI/UX, structure, and performance
• AI APIs integration, Worked on a SaaS-style architecture, including role-based access
• AI-assisted development, and data-driven interfaces
• prompt engineering Integrated and worked with Firebase services (Authentication,
Database, Hosting)
Styling & UI Libraries
Implemented e-commerce-related features such as service listings
• Tailwind CSS
• Bootstrap 5 and order/request flows
• Material UI Optimized the codebase through refactoring and performance
• Framer Motion optimization
• GSAP Used modern front-end technologies and best practices to ensure
• SASS maintainable and scalable code
Design & Deployment
• Figma → Code Content Managet
Games web sites
Mar 2020 - Nov 2023 (3 yrs. 8 mos.)
• Vercel
• Git Worked on a gaming web portal focused on publishing and
• Sentry managing browser-based games
• Vite Searched, tested, and integrated games built with HTML5, Unity,
• i18n
and various emulators
Created unique SEO-oriented descriptions for games and related
Testing & Quality
• E2E testing (Cypress / Playwright) content
• A/B testing experiments Published and maintained content using Joomla CMS
• Feature flags Regularly worked with HTML and CSS to adjust layouts, fix UI
• Test automation issues, and customize pages
• eslint-plugin-jsx-a11y
Used JavaScript for basic logic and data handling, including
• axe-core
frequent use of array methods
• Lighthouse CI
Managed files and deployments via FileZilla (FTP)
LANGUAGES Gained hands-on experience with web technologies, content
workflows, and large-scale content platforms
Ukrainian Native
English B2
EDUCATION
Cherkasy State Technological University
Project Management - Master’s degree Sep 2024 - Jan 2026

Kyiv National University of Technologies and Design
Design - Bachelor’s degree Sep 2015 - Jun 2019

COURSES OPEN PORTFOLIO

GeekHub Oct 2022 - May 2023
HTML | CSS | JS | React | Redux | TypeScript | Node.js

7EEDUCATION Apr 2022 - Sep 2022
HTML | CSS | JavaScript | React

Udemy Mar 2022 - May 2022
JavaScript Full Course