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Mortgage Lending Accelerator

This rule application demonstrates all of the basic strategies and patterns for supporting LOS integrations. I contains the following capabilities.

  • Entity model based on the latest URLA from Fannie Mae and Freddy Mac (to be live by November, 2020).
  • Totals calculate across primary collections such as assets, liabilities, etc.
  • Flow control based on the standard "Controller Pattern" that uses top-level rule sets to route execution to lower-level rule set.
  • A monthly payment calculation.
  • Monthly payment amortization.
  • Loan limit enforcement for single unit properties based on Fannie Mae's guidelines.
  • Transparent APR calculation. APR Formula
  • DTI enforcement for conforming loans.

Predictions

The rule application now includes a ML service that predicts a home price based on several key data points. It's intended to be an example and it's based on a Kaggle data set (training data is included in the repo).

Note that the service end-point for the ML service is hosted in Azure and may/may not be live.