The problem Examiz solves

Examiz is a Smart Exam Portal, the all-in-one portal for students for the centralization of all exam related activity. Educational institutions can float and update test forms which can be further viewed by students of the respective organization. Students can access test links, get alerts and notifications and view test preparation resources online.
This online portal permits students to subscribe to the tests they would like to attend in the near future so as to be notified about the subscribed tests via email. Students can also use the material available in the Test Prep section to prepare themselves for the tests and pass with flying colours.

Challenges we ran into

Designing Email system to send notifications about exam activities, floating exam forms Institution wise, managing both student and Organization sides of the portal.