Петро

PETER KULKO
Software Engineer with 6 years of experience specializing in web
development using React and JavaScript.

Ukraine
[відкрити контакти](див. вище в блоці «контактна інформація»)

[відкрити контакти](див. вище в блоці «контактна інформація»)

GitHub: peterkulko

SKILLS EXPERIENCE
Frontend Engineer & Product Core Contributor
JavaScript, TypeScript
Raccoon Gang (Ukraine), 2021 - 2026
React, Gatsby
Built and maintained the open-source Paragon design system
Redux Toolkit, React Query
used by millions of consumers
(TanStack Query)
Authored 500+ PRs for Open edX, the open-source platform
Webpack, Vite, Module Federation driving digital learning for MIT, Oxford, and Cambridge
(React microfrontends) Streamlined the branding lifecycle for React microfrontend
React Testing Library, Jest, Cypress applications by shifting to a Design Tokens approach, achieving
React Hook Form, Formik,Yup a 50% reduction in theme modification delivery times
Web Components (Stencil.js), CSS, Designed and built a framework-agnostic design system on Web

SCSS, PostCSS, Design Tokens Components for government services
Spearheaded company-wide AI adoption by building an internal
Web Accessibility (WCAG/ARIA)
AI Marketplace with custom Claude Code plugins, MCP
Docker, CI/CD, Git
integrations, and AI-driven code review workflows
Claude Code, MCP, Agentic
Co-create impactful product features alongside product
Workflows managers, designers, and backend developers to solve core
Backend (basic): Python, Django, business challenges
Flask, Node.js, Express, MongoDB, Lead weekly knowledge-sharing sessions for a group of ~40
PostgreSQL, Redis employees
Agile, Scrum, Kanban Mentor frontend engineers to accelerate technical growth, code
quality, and professional advancement
EDUCATION Optimized the SDLC by modernizing the frontend tech stack,
expanding test coverage, and refining code review workflows
Master's degree in Cybersecurity /
Electronic Operations,
Frontend Engineer
Kharkiv National University of Profit Media (Israel), 2021
Radioelectronics Integrated the Tranzila payment gateway into a React
application, implementing secure checkout flows, card
LANGUAGES tokenization, and transaction status handling

English - Upper-Intermediate (B2) Developed custom client websites end-to-end in React - from UI
implementation and responsive layouts to production delivery
Ukrainian - Native
Built reusable UI components (multi-step forms, interactive
steppers) shared across client projects, reducing development
CONFERENCES time for new sites
Speaker: Advancing Cloud, AI, and Design Collaborated with clients and backend developers to translate
Systems in Online Education, 2024 business requirements into working product features
Speaker: Design tokens and React
microfrontend interfaces, 2025 Markup Developer
Speaker: React application optimization, Freelance, 2020 - 2021
Delivered cross-browser, pixel-perfect, adaptive layouts for
browser architecture, 2025
client projects; integrated layouts into WordPress CMS using
GULP 4, Bootstrap, and jQuery-based libraries