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API Development

API Gateway: Patterns and Implementation Guide

Design and implement API gateways. Rate limiting, authentication, and API management strategies.

Rottawhite Team12 min readFebruary 17, 2025
API GatewayMicroservicesAPI Management

API Gateway Role

API gateways provide a single entry point for API consumers.

Key Functions

Security

  • Authentication
  • Authorization
  • Rate limiting

    • Traffic Management

  • Load balancing
  • Request routing
  • Protocol translation

    • Observability

  • Logging
  • Metrics
  • Tracing

    • Popular Options

  • Kong
  • AWS API Gateway
  • Azure API Management
  • Nginx

    • Patterns

    BFF (Backend for Frontend)

  • Client-specific APIs
  • Aggregation

    • Aggregator

  • Combine multiple services
  • Reduce round trips

    • Conclusion

    API gateways are essential for managing APIs at scale.

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