Tutorials 📚

End-to-end walkthroughs of the most common Cardda integration flows. Each tutorial assumes you've completed Getting started and have an API_KEY plus a COMPANY_ID.

Banking

Tutorial	What you'll do
Emit a payroll and reconcile it	Pay 2+ suppliers in one batch, watch each line item move from `draft` → `confirmed`.
Create and manage bank recipients	Create, enroll (direct + SMS-coordinate), update, and search recipients.

Cards

Tutorial	What you'll do
Request and enroll a physical card	Approve a card request, track shipping, activate the plastic, embed the TPV widget.
Card allocations	Top-up cards programmatically (separate guide).

Accounting & invoicing

Tutorial	What you'll do
Issue a bill from a USD transaction	Generate a buy-invoice at the SII, pre-issue → sign → emit.

Working with data

Tutorial	What you'll do
Filter transactions	Date ranges, status enums, custom columns, `$or`, recipes for reconciliation and reporting.
Pagination and backoff for large result sets	A robust loop that survives `429`s, transient `5xx`s, and inserts during the walk.

Webhooks

Tutorial	What you'll do
Verify webhook signatures	Reference implementations in Node.js, Python, and Ruby.
Verification Codes via Webhook (PLH SMS)	The one webhook live today — a complete Flask receiver.

Don't see your flow?

Open an issue on our GitHub repo or email [email protected]. We're actively expanding the tutorial library.