IRCC's advanced analytics models are compliant with the Treasury Board directive on automated decision-making, and algorithm impact assessments are done on the models. Those are available on the Open Government website.
As part of the development of the model, there is definitely an extensive review process for potential discriminatory impacts. Rules are vetted by subject matter experts to determine that they reflect the legislative and regulatory requirements; and this system is also subject to a host of due diligence activities, including legal review, privacy impact analysis and gender-based analysis plus in order to identify and mitigate risks.