{
  "id": 13901588,
  "title": "Designing Resilient Payment Microservices: Idempotency, Webhooks & Double-Entry Ledgers",
  "url": "https://urgent.news/2026/10/12/designing-resilient-payment-microservices-idempotency-webhooks-double",
  "topic": "tech",
  "section": "Tech",
  "published": "2026-10-12T07:38:46.000Z",
  "source": {
    "name": "Dev.to",
    "slug": "dev-to",
    "url": "https://dev.to/paowuor/designing-resilient-payment-microservices-idempotency-webhooks-double-entry-ledgers-nc8"
  },
  "original_language": "en",
  "account": "Designing Resilient Payment Microservices: Idempotency, Webhooks & Double-Entry Ledgers\n\nA comprehensive guide to creating robust payment processing systems for mobile money transactions, emphasizing the importance of idempotency keys, distributed locks, and immutable double-entry bookkeeping. Learn how to ensure financial consistency and prevent duplicate charges in high-throughput payment environments.",
  "summary": "A practical deep dive into handling mobile money STK pushes, preventing double-credits with distributed locks, and building robust ledger pipelines. Handling real-money transactions in backend microservices comes with a harsh reality: networks fail, webhooks retry unpredictably, and duplicate requests will happen. Whether you are integrating mobile money APIs (like M-Pesa Daraja or IntaSend) or…",
  "key_points": [
    "Emphasize idempotency keys to prevent duplicate charges",
    "Implement distributed locks for concurrent transaction safety",
    "Use immutable double-entry bookkeeping for financial consistency"
  ],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}