Min D3, IF/TI/SI/MI, Good skill in HTML & CSS and familiarity using CSS framework like bootstrap, foundation and materialize, Good skill in Javascript language and know about (DOM, JSON, async control flow, promises, callback, memory leak management), other than must have experience using javascript framework jQuery and vue.js. Good Skill in PHP language (version 5 and 7) and experience using PHP framework codeigniter & laravel, Good Skill in database management using MySQL 8 & PostreSQL 10 and know about (Query Optimization, database scaling, database performance tuning), Good skill in web storage management (session, cookies & cache), Extensive knowledge and experience of web application architecture (MVC, performance optimization, web application security, server tuning), Extensive knowledge and experience with REST API, Extensive knowledge and experience for handling web vulnerability, Extensive knowledge and experience in web server management using (apache, nginx & IIS) and know about AWS load balancing, WAF and CDN, Familiarity using Node.js framework, Good skill using javascript & node.js library like (Socket.io, jstree, jquery mobile, jquery datatable, moment.js, require.js, Familiarity using Redis and smtp server, Familiarity using repository management like Git, Extensive knowledge and experience with performance/stress test using Jmeter, Extensive knowledge and experience with security test, Extensive knowledge and experience with CentOS Server, Windows Server and AWSRelational Database Service (RDS)