Payment Event Processor
Multi-Tenant Payment Infrastructure
A production-ready payment orchestration system designed for SaaS platforms and marketplaces using Stripe Connect and Google Cloud.
Capabilities
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Payment lifecycle tracking
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Refund and dispute management
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Multi-tenant architecture
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Merchant onboarding
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Risk and exposure analytics
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Developer APIs and merchant dashboards
Project Overview
The Payment Event Processor is a cloud-native payment infrastructure built to support multi-merchant SaaS platforms.
The system provides a centralized payment ledger, webhook processing engine, and merchant dashboard built on:
- Stripe Connect
- Google Cloud Run
- Firestore
- Event-driven architecture
The goal of the project is to simplify the complex payment lifecycle for SaaS platforms.
Project Highlights
| Feature | Description |
|---|---|
| Multi-Tenant Architecture | Tenant isolation with role-based access |
| Payment Ledger | Firestore-based audit system |
| Webhook Engine | Idempotent Stripe event processing |
| Refund Management | Full and partial refunds |
| Dispute Tracking | Dispute lifecycle monitoring |
| Risk Engine | Exposure and payment health scoring |
| APIs | REST APIs for payments and merchants |
Payment Event Processor
Problem statement, features, and merchant dashboard.
Architecture
System design, lifecycle tracking, webhooks, ledger, risk engine.
API
Developer API: auth, payments, refunds, disputes.
Technical Details
Deployment: Cloud Run, Firestore, Secret Manager.