Software architecture definition for Testing Platform

Define the adequate software architecture and development options for a Testing Platform. The platform will be used for Marketing surveys, Psychological Tests, Job selection and qualification processes, Evaluating competencies, skills and knowledge on several areas such as sales, customer service, etc. The Survey/test content will be created by subject experts using the testing Platform. The main functionalities are: Administration of Customers Test quota management, subscription plans per customer Payment integration (paypal, creditcard) for the cutomers Administration of Users, Roles, Role permissions per operation Test creation: -Different Question types (multple choice, single choice, rank, pair, fill-in, open ended) Skip logic/Branching Filter subquestions, or complete question groups based on the answers of your test takers. Test execution: - email integration to Send test link to evaluated people - render test questionnaire - stop and resume answering (configurable per test) - store results - analyze results (rules vary per test) Bulk operations: - test participant bulk load - invite and remind participants - data export Test results analysis and reporting Programming API Multilingual (Think of a solution like LimeSurvey, adding security and customer management, more scalability for multiple parallel test execution, stronger result analysis) *THIS PROJECT IS ONLY FOR THE PLATFORM ARCHITECTURE DEFINITION AND DESIGN, NOT DEVELOPING THE SOLUTION