Payment Gateway Integration
Multi-gateway payment integration solution supporting Stripe, PayPal, Square, Razorpay, and 15+ other payment providers. Features unified API, webhook management, transaction reconciliation, and automated failure handling with 99.9% success rate. View my services or get in touch to discuss your project.
Client
SaaS Platform
Duration
6 months
Team Size
3 developers
Year
Technologies Used
Project Overview
This payment gateway integration provides a unified interface for multiple payment providers, enabling businesses to accept payments through various gateways with seamless switching capabilities. Features include transaction management, refund processing, webhook handling, and comprehensive reporting.
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Challenges
- Creating unified interface for different gateway APIs
- Handling gateway-specific features and limitations
- Ensuring PCI compliance across integrations
- Managing webhook reliability and idempotency
Solutions
- Built abstraction layer with strategy pattern
- Created feature matrix with graceful degradation
- Implemented tokenization and secure data handling
- Designed idempotent webhook processor with deduplication
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Key Features
- Multi-gateway Support
- Unified Payment API
- Webhook Management
- Transaction Reconciliation
- Failure Recovery
- Fraud Prevention
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