https://alamrafiul.com/categories/microservices/ Recent content in Microservices on Rafiul Alam https://alamrafiul.com/papermod-cover.png https://alamrafiul.com/papermod-cover.png Hugo -- gohugo.io en Tue, 28 Jan 2025 00:00:00 +0000 https://alamrafiul.com/blogs/grpc-websocket-gateway/ Tue, 28 Jan 2025 00:00:00 +0000 https://alamrafiul.com/blogs/grpc-websocket-gateway/ <p>When building microservices, choosing the right communication protocol is crucial. While REST and event-driven architectures have their place, gRPC offers a compelling alternative with strong typing, efficient binary serialization, and built-in support for streaming. In this guide, we&rsquo;ll build a complete note-sharing application using gRPC microservices in Go, with a Vue.js frontend connected through a WebSocket gateway.</p> <h2 id="why-grpc-for-microservices">Why gRPC for Microservices?</h2> <p>gRPC brings several advantages to microservice architectures:</p> <ul> <li><strong>Strong Typing</strong>: Protocol Buffers provide type-safe contracts between services</li> <li><strong>Performance</strong>: Binary serialization is faster and more compact than JSON</li> <li><strong>Code Generation</strong>: Auto-generate client and server code from .proto files</li> <li><strong>Streaming</strong>: Built-in support for bidirectional streaming</li> <li><strong>Language Agnostic</strong>: Works across many programming languages</li> <li><strong>HTTP/2</strong>: Connection multiplexing, header compression, and server push</li> </ul> <p>However, browsers can&rsquo;t make native gRPC calls. That&rsquo;s where our WebSocket gateway comes in.</p> https://alamrafiul.com/blogs/nats-event-driven-notes/ Mon, 27 Jan 2025 00:00:00 +0000 https://alamrafiul.com/blogs/nats-event-driven-notes/ <p>Building a real-time note-sharing application is a perfect use case for exploring event-driven architecture. In this comprehensive guide, we&rsquo;ll build a production-ready system with two microservices (User and Note services) that communicate through NATS, delivering instant updates to a Vue.js frontend.</p> <h2 id="why-event-driven-architecture">Why Event-Driven Architecture?</h2> <p>Traditional request-response patterns create tight coupling between services. When your Note service needs to notify users about changes, you don&rsquo;t want to make synchronous HTTP calls to every service that cares about notes. Event-driven architecture solves this with loose coupling:</p>