Игорь

IHOR STUPAK
Fullstack Developer
[open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section) | Kharkiv, Ukraine | github.com/igstX4

PROFILE
Fullstack Developer with 3 years of experience building modern web and cross-platform mobile applications.
Skilled in developing clean, reusable, and efficient code with a strong focus on UX and performance. Passionate
about innovative problem-solving and eager to contribute to dynamic teams delivering scalable, high-quality
products.

SKILLS
Frontend: React, Next.js, React Native, Expo, Astro, Redux Toolkit, Zustand, TanStack Query,
TailwindCSS, TypeScript

Backend: Node.js, Express, Nest.js, Supabase, Drizzle ORM, MongoDB, PostgreSQL, Stripe,
SendGrid

Tools & DevOps: Git, Vercel, EAS Build, Nginx, PM2, VPS, Postman, Framer Motion

PROFESSIONAL EXPERIENCE
Hivex | Fullstack Developer | Nov 2025 – Apr 2026
- Built a property management PWA with Next.js 15, Supabase SSR auth, Drizzle ORM, Stripe payments, and
custom PDF report generation.
- Integrated Source7 and Cotality APIs for appliance and property data; SendGrid for transactional email.
- Developed a cross-platform mobile app with Expo / React Native and EAS Build; built a marketing landing site on
Astro + Tailwind.
- Contributed to a subscription-analytics dashboard — data hooks, donut and bar charts, and period-aware YTD
spend calculations.
Stack: Next.js, Supabase, Drizzle, PostgreSQL, Stripe, Expo, React Native, Astro, TailwindCSS, TypeScript

Onix-Systems | Fullstack Developer | Oct 2024 – Sep 2025
- Developed an order and receipt tracking service with client and admin panels for order management.
- Implemented company/seller management, registration via links, and Google Sheets export.
- Created secure backend with Express, JWT, and Multer.
Stack: Next.js, Nest.js, Express, PostgreSQL, Google API, JWT, Multer

Panda Web Studio | Fullstack Developer | May 2023 – Jul 2024
- Built e-commerce platforms and one-page sites with cart, sorting, filtering, and subscription systems.
- Developed admin panel for product management, user analytics, and statistics.
- Deployed production apps to VPS with Nginx and PM2.
Stack: React, Express, MongoDB, Redux Toolkit, TailwindCSS, Nginx, PM2

Freelance Projects | Fullstack Developer | 2021 – 2023
- Created multiple one-page commercial websites and custom admin dashboards.
- Developed Telegram-based web app store for PlayStation games and in-game purchases.
- Built real-time Telegram clone using Socket.io with chat and profile functionality.
Stack: React, Node.js, Express, MongoDB, Socket.io, TailwindCSS

Pet Projects | 2020 – 2024
- To-do platform with public/private notes & text editor, quiz website for sharing tests, and news portal with article
import & admin management. Stack: React, Node.js, Express, MongoDB, TailwindCSS, Nest.js.

LANGUAGES
English – B2 | Ukrainian – Native | Russian – Fluent