Written byMichael Dean AufmuthAgency Principal, Elite FI Partners
Operational review byEmilia AufmuthAgency Principal, Elite FI Partners
A product integration should move only approved data through a controlled sequence: eligible loan record, available options, rating, member selection, contract generation, document delivery, storage, reporting, and servicing. Compatibility and functionality must be confirmed through technical discovery and testing.
An API connection is not the whole integration. Roles, data meaning, eligibility, pricing, documents, errors, reconciliation, security, change control, cancellation, and support must work together.
Define the integration scope precisely
- Systems, environments, providers, products, channels, and user roles
- Data fields, source of truth, transformations, and retention
- Eligibility, rating, selection, contracting, signatures, and documents
- Reporting, reconciliation, cancellation, correction, and servicing events
- Support ownership, availability expectations, changes, incidents, and exit
Map the end-to-end sequence
Loan record
Use approved application, member, vehicle, term, and amount data from the correct source.
Eligibility
Return only products permitted for the loan, asset, jurisdiction, and program.
Rating
Calculate approved pricing from complete and current inputs.
Selection
Capture the member’s voluntary choice and required acknowledgments.
Contract
Generate the correct form and provide it to the member and credit union record.
Reporting
Reconcile activity and support monitoring, cancellation, refund, correction, and service workflows.
Test more than the happy path
- Minimum and maximum loan, term, age, mileage, amount, and loan-to-value boundaries
- Ineligible assets, jurisdictions, products, users, and missing data
- Price changes, duplicate requests, timeouts, unavailable services, and partial failures
- Corrections, cancellations, refunds, payoff, total loss, and contract regeneration
- Permission, audit-log, document, retention, and reporting controls
Address security and privacy in the design
- Minimize data to what the approved function requires.
- Define authentication, authorization, encryption, secrets, logging, and monitoring.
- Review provider and subcontractor access, retention, incident response, and data disposition.
- Prevent sensitive member data from entering unapproved support or analytics channels.
Prepare for change and ongoing operation
- Name business and technical owners on each side.
- Document support severity, routing, escalation, and communication expectations.
- Require controlled testing and approval for product, form, price, API, and workflow changes.
- Monitor errors, exceptions, reconciliation breaks, document failures, and member impact.
Official sources and further reading
These primary sources inform the program principles in this guide. They do not replace advice from the credit union’s own legal and compliance professionals.