Meridian

Fintech Product Academy

Meridian

Interactive guides for payments, cards, lending & SCF, KYC/AML, treasury, and more — with flowcharts, architecture diagrams, and quizzes. Works on phone and desktop.

9tracks
47lessons
~901minutes

Try a live diagram

Tap nodes, play flows, flip India ↔ Global — the same interactions appear inside every lesson.

Four-party card model

Tap a party to highlight its connections. Issuer ↔ Network ↔ Acquirer ↔ Merchant.

PayCaptureAuthRouteBillCardholderIssuerBank / FintechNetworkVisa / RuPayAcquirerMerchant bankMerchant

UPI payment happy path

Step 1 of 6

Payer opens PSP app & scans / enters VPA

Choose a track

Progress is saved on this device. Open any track on mobile or web.