Web developer since 2002. Front-end web developer since 2004. Mobile Front-end web developer since 2009.

Expert knowledge of all areas of Front-end development and the browser engine gained over more than 14+ years of experience in the industry.

Comfortable working in a range of team sizes and methodologies including Scrum, Sprints, Kanban, TDD, BDD, Continuous integration.

Create sites and check its from NN 7 and IE 5.5 to modern browsers. Also create mobile/wap sites and check its in Opera Mini 4+ to modern mobile browsers.

In my 12+ years experience in front-end developing I use/used:

Markup:

• DHTML, HTML2, HTML 3.2, HTML 4.01, XHTML 1.1, HTML5
• xhtml-mobile 1.0/WAP 2.0
• SVG / VML
• WML
• CSS 1, CSS 2.1, CSS 3, CSS 4, IE expressions
• LESS, SASS, Compass, Stylus
• XML + XSLT

Javascript​:

• DOM 0, DOM 1, DOM 2, DOM 3
• AJAX requests and all its technics
• XSLT in browser
• Canvas/VML
• Prototype inheritance
• ES 3, ES 5, ES 2015, ES 7
• AMD, CommonJS
• Promises, Deferred
• Many frameworks
• Webpack
• Gulp/Grunt

HTML 5 API:

• Validation
• Storages
• FileAPI
• Drag'n'Drop
• Geolocation
• Canvas
• Workers
• Blob
• DataView
• Typed Arrays

Page speed:

• Page rendering tricks (repaint, reflow, gpu acceleration)
• Network requests (SPDY, HTTP2, connections per host and so on)
• Javascript V8 optimization
• Webkit optimization

Tried:

• Some ruby experiments
• Node.js services
• Go services
• Android developing