card acquiring , Prototyping, Aml, Dashboards, Sql, Payments, Go-to-market, Take-rate economics, Disputes, Capture, Reconciliation, interchange, KYB, Authorisation, PS Act obligations, Issuing economics, AI tools, Sanctions Screening, Underwriting, Multi-jurisdiction licensing, Chargeback resolution, Scheme rules, Product management, Settlement, Risk Compliance, Product Design, Cross-border payments, Transaction limits