Disclosed is a digital mortgage application system including, in some embodiments, a first web application, a second web application, and a digital mortgage application stack including a web server, a digital mortgage application server, and a database server. The first web application is configured to present a borrower graphical user interface (“GUI”) within a web browser on a first client host. The borrower GUI includes a digital mortgage application divided into a number of borrower-fillable sections configured to hold borrower-related information. Some of the sections are configured for optionally automatically filling in one or more portions of the borrower-related information. The second web application is configured to present a lender GUI within a web browser on a second client host. The lender GUI is configured to allow a representative of the lender to review borrower information in one or more digital mortgage applications of one or more borrowers.