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API gateways consolidate and manage incoming client requests to various backend services, handling tasks such as routing, rate limiting, authentication, and monitoring. They simplify front-end integration with backend services, optimize performance through caching and load balancing, and enhance security by centralizing authentication and authorization. Common patterns include Backends for Front-ends (BFF), API Gateway Aggregation, and Circuit Breaker for resilience. Best practices involve scalability consideration, implementing security measures like JWT authentication, caching strategies, and comprehensive logging and monitoring.

API Gateway Patterns and Practices

Why is an API Gateway Important for the Front End?

Best Practices for Implementing API Gateways

<p>Additionally, the gateway facilitates the pre-chain for token exchange. For instance, if multiple clients are using their own OAuth servers and our backend is hosted on a different server, we require a token exchange to enable secure access.</p>
<p><a href="%5Burl%5D(https://oauth.net/2/token-exchange/)" target="_blank" rel="noopener nofollow">RFC 8693: Token Exchange
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