You are tasked with developing an enterprise web application for managing bids for large City projects. All the bids and submittal documents are confidential and may contain proprietary and sensitive information. Most companies tend to submit their bids at the last minute before the deadline, impacting the performance of servers.

The application must also validate the companies to ensure they are registered and authorized to perform work in the City. That information resides in another system managed by another department and is available through an API or web service. What modern technologies can be used to integrate with the other department$$s system?

Database layer integration

RESTful architectural pattern