Redis Caching Strategy for High-Performance API Design

Create a high-performance, scalable RESTful API that incorporates Redis caching to minimize database load and maximize response times. Clearly specify the request/response structures, data flow, endpoints, and API architecture.

Indicate how Redis will be utilized, including cache key design, expiration policies (TTL), and cache invalidation procedures (e.g., cache-aside, write-through, or write-back strategy). Handle stale data, cache misses, and synchronization with the main database.

Give implementation specifics like:

• Technology stack (such as Python, Node.js, or .NET)
• Configuring Redis and establishing a connection
• Caching logic at the service layer or middleware
• Error management and backup plans
• Monitoring and performance optimization strategies

Incorporate sample pseudocode or code snippets where appropriate, and make sure the design adheres to best standards for scalability, stability, and maintainability.