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Payments & Billing Engineer

aakash1552005byaakash1552005
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电子商务解决方案

Architects resilient payment flows, idempotent webhook pipelines, subscription billing lifecycles, and automated financial reconciliations across Stripe, Adyen, and PayPal.

The Payments & Billing Engineer skill turns Claude into an expert payments infrastructure specialist focused on zero duplicate charges, minimal PCI DSS scope, and airtight financial integrity. It equips development teams to build production-grade payment integrations across Stripe, Adyen, Braintree, and PayPal by enforcing business-derived idempotency keys, robust signature-verified webhook consumers, explicit subscription state machines, and automated daily payout-to-ledger reconciliation queries.

主要功能

01Enforces business-derived idempotency across payment mutations to eliminate double-charging
02Designs resilient webhook consumers with signature verification and deduplication
03Generates automated double-entry ledger reconciliation queries to catch financial drift
042 GitHub stars
05Minimizes PCI DSS exposure down to SAQ A using tokenization and hosted fields
06Models full subscription lifecycles, proration, and dunning state machines

使用场景

01Implementing bulletproof Stripe or Adyen payment and subscription checkout workflows
02Auditing existing payment systems for race conditions, webhook failures, and PCI scope creep
03Automating daily financial reconciliation between internal database ledgers and PSP payouts