12 Microservices Best practices - rnakidi/dsa GitHub Wiki

12 𝐛𝐞𝐬𝐭 𝐩𝐫𝐚𝐜𝐭𝐢𝐜𝐞𝐬 𝐭𝐨 𝐞𝐧𝐬𝐮𝐫𝐞 𝐲𝐨𝐮𝐫 𝐦𝐢𝐜𝐫𝐨𝐬𝐞𝐫𝐯𝐢𝐜𝐞𝐬 𝐚𝐫𝐞 𝐞𝐟𝐟𝐢𝐜𝐢𝐞𝐧𝐭, 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞, 𝐚𝐧𝐝 𝐫𝐞𝐬𝐢𝐥𝐢𝐞𝐧𝐭

  1. Single Responsibility: Keep each microservice focused on a single function. This simplicity enhances maintainability and flexibility.

  2. Containers: Utilize containers (like Docker) to package and deploy your microservices. Containers provide consistency across environments and streamline deployment.

  3. Orchestration: Manage your containerized applications effectively with orchestration tools like Kubernetes. They help with scaling, deployment, and managing container lifecycles.

  4. Resilience and Fault Tolerance: Design microservices to handle failures gracefully. Implement retries, circuit breakers, and fallbacks to ensure reliability.

  5. Scalability: Architect your microservices to scale independently. This allows you to meet demand without affecting the entire system.

  6. CI/CD: Implement Continuous Integration and Continuous Deployment pipelines. Automate testing and deployment to accelerate release cycles and improve software quality.

  7. Observability: Monitor your microservices with robust logging, tracing, and metrics. Observability helps you understand system behavior and quickly identify issues.

  8. Security: Protect your microservices with strong security practices. Use authentication, authorization, and encryption to safeguard data and ensure compliance.

  9. API Gateway: Use an API Gateway to manage and route requests to your microservices. It provides a single entry point, load balancing, and security features.

  10. Stateless: Design your microservices to be stateless whenever possible. This improves scalability and resilience by allowing any instance to handle requests.

  11. DB Per Service: Assign each microservice its own database. This ensures data encapsulation and independence, avoiding bottlenecks and single points of failure.

  12. Event-Driven Architecture: Embrace an event-driven approach for inter-service communication. This enhances decoupling and allows services to react to events asynchronously.

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Source/Credit: https://www.linkedin.com/posts/tauseeffayyaz_systemdesign-coding-interviewtips-activity-7276571883406311424-juuB?utm_source=share&utm_medium=member_desktop