Programming skills
20+ years in <WebDev />.[====================]Client-side JS
[=================== ]Server-side JS
[================== ]PHP
[=================== ]TypeScript
Databases
[=================== ]MySQL, MariaDB
[================== ]PostgreSQL
[================= ]SQLite
Front-End skills
[====================]HTML5
[====================]CSS3
[====================]SASS/SCSS
[================== ]Styled Components
npm / yarn Vite / Webpack / Rollup / Gulp
Backend frameworks
[====================]Next.js
[=================== ]Express
[=================== ]Fastify
[================== ]Hono
[================= ]NestJS
[====================]Laravel
Frontend frameworks
[====================]React
[================= ]Vue.js
[====================]jQuery
[====================]Tailwind CSS
[================== ]Bootstrap
[================ ]Material UI
Design
[=================== ]Figma
[================== ]UI/UX
[=================== ]Responsive design
Accessibility
Security
Authorization and authentication OAuth Preventing SQL attacks Preventing XSS attacks SSLSystem administration
15+ years of maintainingLinux servers.
[=================== ]NGinx
AWS / Cloudflare / DigitalOcean
Vercel / Heroku / Netlify / Render
OS, WebDev tools
[====================]macOS
[=================== ]Windows
[=================== ]Linux
Docker, Kubernetes
GitHub Actions, CircleCI, TravisCI
Testing
Payment Gateways
[=================== ]Stripe
[================== ]PayPal
APIs
Google OAuth2 API YouTube API Facebook OAuth2 API Dropbox APIWeb Performance
[================== ]NGinx o10n
[================ ]Caching
[================== ]Compression
[=================== ]CSS/JS delivery
[=================== ]Lighthouse
Communication
[=================== ]English
[====================]Russian (native)
[================= ]Ukrainian
[================== ]Serbian/Croatian
[============= ]Finnish
Slack / Jira / Trello