6 years experience.-Proficient knowledge of a back-end programming language (PHP/Laravel).-Proficient knowledge of MySQL, stored procedures, functions, etc .-Good understanding of front-end technologies and platforms, suchasStrong experience in ResponsiveBootstrap, HTML 5, CSS 3, jQuery andJavaScript,AJAX,Vue.js .-Experience working with APIs .-Understanding accessibility and security compliance .-User authentication and authorization between multiple systems,servers,and environments-Integration of multiple data sources anddatabases into one system.-Management of hosting environment, including databaseadministrationand scaling an application tosupport load changes .-Datamigration, transformation, and scripting .-Setup and administration ofbackups .-Understanding differences between multiple delivery platforms suchasmobile vs desktop, andoptimizing output to match the specific platform.-Experience in financial services and different payment methods .-Understanding fundamental design principles behind a scalableapplication.-Analysis and troubleshooting skills .-Strong knowledge of the common PHP or web server exploits andtheirsolutions.-Knowledge of object-oriented PHP programming.-Strong knowledge of the common PHP or web server exploitsandtheirsolutions