- Very strong experience in Perl development, as for web, as for any other task. Regular expressions, object-oriented programming, sockets, mod_perl, FastCGI. Experience in high-loaded applications development. Test-driven development.
- JavaScript: DOM, object-oriented development, crossbrowser development, ajax.
- Deep knowledges in CSS2. CSS3 - with reference book.
- PHP, including PHP5 features.
- SVN, XML, XHTML, div-based markup
- Sybase, MySQL, including 5-th release features: transactions, stored procedures, cursors. Queries and database server optimization.