Express Microservices Architecture

About

Master the complexities of building and scaling distributed systems with this comprehensive guide to Express.js microservices. It provides professional-grade implementation patterns for mission-critical components—including API gateways, service discovery, and circuit breakers—alongside robust strategies for error handling, request validation, and observability. Whether you are migrating a monolith or building a cloud-native backend from scratch, this skill equips you with the architectural patterns and security best practices needed to deliver resilient, high-performance Node.js applications at scale.

Key Features

• Advanced middleware orchestration for authentication, validation, and rate limiting
• Scalability strategies for event-driven architectures and service discovery
• 17 GitHub stars
• Implementation of distributed patterns like API Gateway, Circuit Breakers, and Saga
• Standardized global error handling and asynchronous request management
• Performance optimization and observability for high-traffic Node.js environments

Use Cases

• Designing scalable RESTful API gateways and service mesh architectures
• Implementing resilient backend systems with circuit breakers and event-driven patterns
• Migrating monolithic Express applications to distributed microservices