A scalable, production-ready wallet and transaction management microservice built with Go, Gin, and GORM. This service provides a robust foundation for financial applications requiring secure wallet management, transaction processing, and audit trails with strong data consistency and modular architecture.
Key Features
- •JWT-based authentication with pluggable OAuth2 support
- •Multi-currency wallet management (create, fund, withdraw, transfer)
- •Comprehensive transaction tracking with status updates
- •Real-time balance updates with strong consistency guarantees
- •Clean architecture with clear separation of concerns
- •Comprehensive error handling & input validation
- •Horizontal scaling support with containerization
- •Built-in observability with structured logging
Key Components
- • RESTful API with Gin
- • PostgreSQL for data persistence
- • JWT for authentication
- • Repository pattern for data access
- • Service layer for business logic