Languages: C#, C++, C, Python, TypeScript, JavaScript, Kotlin, Swift, Java, SQL, Bash, HLSL, GLSL, Assembly, Pascal
Frontend: React, Next.js, Vite, Astro, Tailwind CSS, TanStack Query, TanStack Router, Zustand, three.js, React Three Fiber, GSAP, D3.js, WebGL, WebAssembly, Web Workers, PWA
Mobile: Unity, Kotlin and Jetpack Compose (Coroutines, Retrofit, OkHttp, Media3), Swift and SwiftUI, React Native and Expo, Flutter
Backend & Data: .NET, ASP.NET, EF Core, Node.js, Hono, Cloudflare Workers, Python (aiogram, Telethon, SQLAlchemy), PostgreSQL, SQLite, Supabase, Drizzle, zod, REST API, OpenAPI, gRPC, WebSocket, WebRTC
Real-time 3D: Unity Engine, three.js, Chrono Engine, Blender
Cloud & Services: Cloudflare (Workers, Pages, D1, R2, Durable Objects), Supabase, Oracle Cloud, Firebase, Render, Netlify, Railway, LLM APIs, Telegram (Bot API, MTProto), Google Apps Script, Resend, PlayFab, Photon, Unity Gaming Services, and more
Tools: Git, GitHub Actions, TeamCity, Docker, Linux, Playwright, Vitest, pytest, xUnit, Wrangler, Claude Code, Cursor, VS Code, Visual Studio, Xcode, Android Studio, Blender, Postman, DBeaver, Jira, Linear, Notion, and more
Computer science: Data Structures, Algorithms, OOP, Mathematics, Computer Graphics, Computational Geometry, Concurrency, Computer Networks, Databases, Cryptography, Computer Architecture