Long-term cooperation — quality and deadlines are the priority
I build complex web products end-to-end with 7+ years of experience.
I specialize in CRM systems and Telegram bots.
I design architecture from scratch and maintain live products with real users.
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💻 FRONTEND
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🔹 Core
▪ React 19, TypeScript, Vite
▪ Material UI v7, Tailwind CSS v4
▪ Material React Table v3
🔹 State & Forms
▪ Zustand, React Hook Form, Yup
🔹 Real-time & API
▪ Socket.IO Client, Axios
▪ lightweight-charts (trading charts)
🔹 UX & i18n
▪ i18next / react-i18next (multilingual support)
▪ dnd-kit (drag & drop)
▪ TinyMCE (rich text editor)
▪ react-router-dom v6/v7
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⚙️ BACKEND
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🔹 Core
▪ Python 3.13, aiohttp (async web framework)
▪ Pydantic v2, pyJWT, bcrypt
🔹 Real-time
▪ python-socketio (Socket.IO Server)
▪ WebSockets
🔹 Schedulers & Utilities
▪ APScheduler, aiofiles, Loguru
▪ pandas, openpyxl, Pillow (Excel, images)
▪ yfinance (financial quotes)
▪ GeoLite2 / geoip2 (geolocation)
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🗄️ DATABASES
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▪ MongoDB (motor — async driver)
▪ Redis (caching, real-time data)
▪ PostgreSQL, MySQL
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🤖 BOTS
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▪ Aiogram 3.x (async Telegram bots)
▪ AI integrations: ChatGPT, Claude, Gemini
▪ Webhooks, inline keyboards, FSM
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💳 PAYMENT SYSTEMS
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▪ OxaPay, CryptoBot (crypto)
▪ Telegram Payments, Telegram Stars
▪ LiqPay, WayForPay, Portmone
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🚀 DEVOPS & INFRASTRUCTURE
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▪ Docker, docker-compose
▪ Nginx (reverse proxy, SSL)
▪ PM2 (process manager)
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🏆 DOMAIN EXPERIENCE
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▪ FinTech / Trading — real-time platforms, charts, orders, margin trading
▪ CRM systems — client management, leads, tasks, analytics
▪ Telegram bots — bots with payments, broadcasts, CRM integration
