Min D3, Si/IF/MI, Good skill in HTML & CSS and familiarity using CSS framework like bootstrap,foundation and materializeGood skill in Javascript language and know about (DOM, JSON, async control flow,promises, callback, memory leak management), other than must have experience usingjavascript framework jQuery and vue.jsGood Skill in PHP language (version 5 and 7) and experience using PHP frameworkcodeigniter & 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 APIExtensive knowledge and experience for handling web vulnerabilityExtensive knowledge and experience in web server management using (apache, nginx& IIS) and know about AWS load balancing, WAF and CDNFamiliarity using Node.js frameworkGood skill using javascript & node.js library like (Socket.io, jstree, jquery mobile,jquery datatable, moment.js, require.js)Familiarity using Redis and smtp serverFamiliarity using repository management like GitExtensive knowledge and experience with performance/stress test using JmeterExtensive knowledge and experience with security testExtensive knowledge and experience with CentOS Server, Windows Server and AWSRelational Database Service (RDS)