Hello,
** Front-End **
I can design and code the design (responsive design), I'm professional in Photoshop, all design coding languages like js, jquery, angular, css3, html5, svg, bootstrap and a lot of of iconic framework like font awesome, glyphicons (for bootstrap), fontello, Forecast Fonts and many others, I Will care about the design appearance to be modern and lite.
** back-end **
Php,java servers and there frameworks specially on php, pure php or by frameworks like codeigniter and laravel, and sql languages like MySql, Oracle, SqLite and also in PL/SQL, And also in mixed (front-end + back-end) Like Ajax, Json.
I professional in writing code in the better way that make it smart, lite and secure in the same time, which lead to increase the server performance specially in high requests web sites, I'm very careful about form validations and forms injections.