Payment Integration

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40k
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Implements secure, PCI-compliant payment processing solutions using Stripe, PayPal, and other major providers.

This skill provides a comprehensive framework for integrating payment gateways into modern applications, focusing on security, reliability, and industry best practices. It guides developers through the complexities of subscription billing, asynchronous webhook handling, and PCI-compliant frontend flows while ensuring robust error handling and idempotency. Whether you are building an e-commerce store or a SaaS platform, this skill helps prevent common pitfalls like duplicate charges, signature verification failures, and insecure sensitive data handling.

主な機能

01Secure webhook implementation with signature verification and idempotency
0240,494 GitHub stars
03PCI-compliant checkout flows using modern tokenization APIs
04Automated test scenarios for failed payments and edge cases
05End-to-end Stripe, PayPal, and Square API integration templates
06Subscription and recurring billing management logic

ユースケース

01Building a secure checkout flow for a global e-commerce marketplace
02Setting up a recurring subscription system for a SaaS platform
03Developing robust webhook handlers to sync payment events with a backend database