Introducción: El Dilema del Código Antiguo Trabajar con sistemas legacy se siente frustrante y limitado. El código que antes funcionaba ahora es una barrera pa...
The Singleton Pattern in NestJS: Don't Let Legacy Code Choke Your System ======================================================================= Hello everyone!...
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The Challenge Managing email validations in a distributed microservices environment can be complex. Instead of traditional monolithic approaches, each service...
The Challenge of Authentication in Microservices Microservices typically involve multiple endpoints for login, token refresh, logout, and user verification. En...
Introduction Managing test accounts across complex microservices architectures presents unique challenges, especially regarding consistency, isolation, and aut...
Introduction In modern software ecosystems, microservices architecture offers flexibility and scalability but introduces complexity in security management, par...
Core Requirements Functional requirements - Users can post photo or video stories - Stories expire automatically after 24 hours - Visibility is restricted foll...
What is an API Gateway? An API Gateway is a single entry point that receives all client requests and routes them to the appropriate backend services while hand...
Most people know the Transactional Outbox Pattern at a high level. What’s often missing are the production‑grade details – the “hard parts” that decide whether...
TL;DR Write tests. You don't truly realize how messy code is until you try to write a unit test for it. Understand your annotations. Don’t use @Data when @Gett...
