Amazon App Builder having specialization to build a different kinds of tools for Amazon sellers / Brands and Agencies. Few applications are mentioned below. • Amazon Refund Rescuer & Inventory Salvager Tool • Amazon Profit Analytics - FETCH, Calculate & Display seller data • Amazon Product (ASIN) analysis tool • Amazon Product Price Alert • Amazon Product Repricing Tool • Amazon Product A/B Testing Tool • Amazon Feedback Automation Tool • Amazon Product Reviews Collection & Notification Tool • Amazon Product Inventory Management tool • Amazon PPC Management tool • Amazon PPC Reporting tool To build all of this tools, We are Using Amazon MWS API, Amazon Advertising API and Amazon Product Advertising API. As well as using below mentioned tools to build such applications. • Project / Task Management - Trello, Jira, Evernote • Code versioning - Git, Bitbucket, SVN • Communication - Any Messenger (Skype, Slack) • Demo server - Amazon EC2 medium tier • IDE - NetBeans / PHP Storm • Language - PHP7.0, HTML5 , CSS3 , JQuery , JS , AngularJS , Vue.js, Ajax,Node.js & Python • Database - MySQL, Mongo DB • Server - Apache 2 or Nginx • Operating System - Centos, Ubuntu, Windows server