Wirat Rungjaroinsombut
Senior Backend Developer | API, Payment, AWS
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Secure Payment & Transaction System (API & Webhook)
Designed and developed a secure backend system for handling payment processing and transaction workflows.
The system integrates with external payment providers and ensures reliable, consistent, and secure transaction handling.
š§ Key components:
Payment API integration
Transaction management system
Webhook handling (payment status)
Secure data validation & processing
š” Use case:
Payment platforms
E-commerce systems
Financial transaction services
š Result:
Delivered a stable and secure payment system with real-time updates, strong data integrity, and reliable transaction processing.
š¬ Available for similar projects
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6
Payment & System Integration API
Built backend APIs for integrating external systems such as payment services and third-party platforms.
The system handles secure data exchange, transaction flows, and API communication between services.
š§ Key components:
REST API integration
Payment service connection
Webhook handling
Transaction processing
š” Use case:
Payment systems
External API integration
Backend service communication
š Result:
Reliable and scalable integration system with secure data handling and stable performance.
š¬ Available for similar projects
0
8
High-Performance Backend & Monitoring System (AWS)
Designed and implemented a high-performance backend system with real-time monitoring capabilities.
The system handles high-volume API requests and provides visibility into system health and device status.
š§ Key components:
Scalable backend API (Go / Node.js)
Real-time monitoring service
Database (PostgreSQL)
Cloud infrastructure (AWS)
š” Use case:
Device monitoring platforms
System health tracking
Backend for operational dashboards
š Result:
Improved system reliability and observability with scalable architecture and optimized performance.
š¬ Available for similar projects
0
14
Designed a scalable backend API architecture for real-world applications.
This system supports web and mobile clients via REST APIs, with integration to payment services and external systems.
š§ Key components:
Backend API (Go / Node.js)
Database (PostgreSQL)
Payment integration
Admin dashboard
Device monitoring service
š Result:
High-performance, reliable, and production-ready backend system with clean architecture and scalable design.
š¬ Available for similar projects
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19