FAFA is and E-commerce online store with an acceptable and well-known backend. I start as a Backend Developer to migrate old system and optimize it. after a while Develop both side (Front And Back). At the first we work on `PHP` and `Laravel` but with reduce of users and grows system, Migrate to NodeJs and Move Front from React to VueAmong the notable things I did in the system:Backend Developer - Change database structure, Optimize and migrate the data - Implement Complicated Payment system - Migrate from PHP to NodeJs - Optimize and perform the response on Backend - implement Innovation system for bundling - implement Innovation structure for show product listFront - Migrate from React to Vue - Implement Universal rendering - Customize Bootstrap