PayPal Integration

Master PayPal payment integration including Express Checkout, IPN handling, recurring billing, and refund workflows.

When to Use This Skill

• Integrating PayPal as a payment option
• Implementing express checkout flows
• Setting up recurring billing with PayPal
• Processing refunds and payment disputes
• Handling PayPal webhooks (IPN)
• Supporting international payments
• Implementing PayPal subscriptions

Core Concepts