Данило

Danylo Nikolenko
Frontend Developer | React & TypeScript | Python Automation
Kyiv, Ukraine (Remote) | [open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section) | github.com/dzmih | webportfdzmih.vercel.app
PROFESSIONAL SUMMARY
Frontend developer specializing in React and TypeScript, building responsive web interfaces, REST API integrations, authentication flows and client-side state management. Also experienced in Python backend development (FastAPI, Django, Flask), web scraping and data pipelines, and Linux server automation/deployment.
TECHNICAL SKILLS
Frontend: React, TypeScript, JavaScript (ES6+), Next.js, Vite, React Router, TanStack Query (React Query), Zustand, Redux Toolkit
UI / Styling: Tailwind CSS, SCSS, CSS Modules, shadcn/ui, MUI (Material UI), Responsive Web Design, Form Validation
Backend: FastAPI, Django, Flask, REST API Development, Pydantic, SQLAlchemy, PostgreSQL, SQLite, Authentication & Authorization, Asynchronous Programming
Python & Automation: Requests, HTTPX, aiohttp, BeautifulSoup4, lxml, Scrapy, Playwright, Selenium, Pandas, NumPy, OpenPyXL
DevOps & Tools: Git, GitHub, Docker, Linux, Bash Scripting, Vercel, Postman, npm/pnpm, Cron, Systemd
OSINT & Research: Search Operators, WHOIS/DNS Lookup, Metadata Analysis, Source Verification, Cross-Source Data Validation
EXPERIENCE
Freelance Full-Stack Developer — Upwork & Independent Clients Kyiv, Ukraine (Remote) | 2024 – 2026
• Built React/Next.js web applications with REST API integration, client-side routing, authentication flows and protected views
• Developed FastAPI/Django/Flask backend services with REST endpoints, data models, and PostgreSQL/SQLite storage
• Built scraping and data pipelines using Scrapy, Playwright and BeautifulSoup4 to aggregate and persist data from multiple sources
• Deployed and automated headless Raspberry Pi and Linux server environments with systemd services, cron jobs and CLI tools
PROJECTS
sentan — Sentiment Analysis CLI Tool Python
• Built a Python command-line tool for sentiment analysis using the OpenRouter API
Portfolio Website — dzmih.dev React, Next.js — webportfdzmih.vercel.app
• Designed and built a personal portfolio site with a canvas-based star animation, parallax effects and responsive layout
Bitcoin Trading Backtest Python, Binance API
• Built a Bollinger Bands backtesting tool using paginated Binance API data with commission and stop-loss logic
EDUCATION
Igor Sikorsky Kyiv Polytechnic Institute (KPI) — Computer Science, Specialization 122
IASA, Department of System Design | Kyiv, Ukraine | 2024 – 2028 (Expected)