Rostyslav

KRAKÓW, POLAND

ROSTYSLAV
Open to remote / hybrid

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

[відкрити контакти](див. вище в блоці «контактна інформація»)
FRONTEND DEVELOPER · REACT / NEXT.JS / TYPESCRIPT

LinkedIn ↗ GitHub ↗
Frontend developer with 2+ years of commercial experience building React and

Next.js products, data-heavy interfaces and REST integrations. Comfortable

owning features from architecture and Figma implementation through deployment.

EXPERIENCE C O R E S TAC K

Front-End Developer Fight Club 2024–2025 Frontend

Built and maintained a multi-page tournament platform with Next.js and TypeScript;
Reac t

implemented client state and server-data flows with Zustand and RTK Query. Worked
Next.j s

with Fastify, Prisma and PostgreSQL and contributed from frontend architecture
TypeScript · JavaScript

through deployment.
HTML 5 · CSS3

Tailwind CSS

Front-End Mentor GoITeens 2024–Now
State & Data
Teach HTML/CSS, JavaScript, TypeScript, React, Redux Toolkit and React Router; Redux Toolkit · RTK Query

conduct code reviews and guide students through individual and team projects. Zustand · TanStack Query

Backend
Front-End Developer WebWorks 2023–2024

Node.js · Express

Delivered responsive React SPAs from design mockups, integrated REST APIs, and built
Fastify· Prisma

PostgreSQL · Supabase

reusable UI with Hooks and Context API. Improved performance, resolved bugs and

added tests with Jest and React Testing Library.
REST APIs

Tools & Quality
SELECTED PROJECTS
Git · Docker · Storybook

Jest · React Testing Library

Playwright
SecondTrack React · Supabase · TanStack Query

Inventory and resale analytics app for products, photos, expenses and sales with profit/

cashflow dashboards and role-based access.

Live Demo ↗ ED U C AT I O N

SecondTrack Shop Next.js · TypeScript · Supabase · Playwright Comp uter Engineering
Server-rendered second-hand storefront with live inventory, URL-based search/filters,
National Technical Universit y

local favorites, responsive galleries and Vinted handoff.
“Dnipro Polytechnic”

2021–2025
Live ↗ GitHub ↗

Hermes Admin Next.js · TypeScript · Zustand · Tailwind
LAN G U AG E S
Admin dashboard for an eSIM service with data-heavy tables, filtering, pagination/

search, custom forms and REST integrations for tariffs, transactions and referrals.
English B2

Ukrainian C2

Open Demo ↗ Demo access: enter any email + password.
Russian C2

ADDITIONAL

Hillel IT Schoo l

Front-End Pro · 2023

1st place

FRONTEND ENGINEERING · PROD U CT U I · DATA - DRIVEN APPLICATIONS