⚙️ Backend
A Practical Guide to CQRS and Event Sourcing
This guide explains CQRS and Event Sourcing in terms of domain boundaries, projections, consistency tradeoffs, snapshots, and operational complexity.
Tag Archive
#spring-boot
This tag currently appears in 12 posts. Following adjacent tags and category signals usually makes the topic easier to understand from multiple angles.
Expand The Topic
Tags that often appear together
🧪 Test
Spring Boot Test Slices: @WebMvcTest and @DataJpaTest
A practical guide to Spring Boot test slices from the perspective of test-pyramid design and execution cost. Covers when to use @WebMvcTest, @DataJpaTest, @JsonTest, @RestClientTest, and when @SpringBootTest is the better choice.
🧪 Test
REST Assured API Testing Strategy Guide
A practical guide to testing Java-based APIs with REST Assured. Focuses on contract validation, authentication flows, test data, and integration-test boundaries rather than just request examples.
⚙️ Backend
Implementing Circuit Breakers and Failure Isolation with Resilience4j
This guide explains how to use Circuit Breaker, Retry, TimeLimiter, and Bulkhead as an operational strategy for failure isolation in Spring Boot services.
⚙️ Backend
Implementing Event-Driven Architecture with Apache Kafka
This guide covers event contracts, partition meaning, idempotency, replay, DLT, and operational metrics when using Kafka as a foundation for event-driven design.
⚙️ Backend
Designing a Spring Boot REST API That Holds Up in Production
A production-focused guide to Spring Boot REST APIs. Learn how to keep controllers thin, contracts stable, transactions honest, and operational behavior predictable as the system grows.
⚙️ Backend
A Guide to Designing Real-Time Communication with WebSocket
This guide covers connection lifecycle, message modeling, authentication, delivery guarantees, and scale-out concerns when designing Spring Boot WebSocket systems.
⚙️ Backend
A Practical Guide to Spring Boot and Redis Caching Strategies
This guide goes beyond @Cacheable and focuses on TTL design, invalidation, hot keys, consistency tradeoffs, and the metrics needed to run Redis caching well in production.
⚙️ Backend
A Practical Guide to Spring Boot JPA and Hibernate
This guide covers entity boundaries, relationship cost, N+1, DTO reads, transaction design, and operational pitfalls when using JPA in production.
⚙️ Backend
A Guide to Spring Boot Testing Strategy
This guide explains how unit tests, slice tests, and integration tests should be divided in a Spring Boot codebase to balance speed and confidence.
⚙️ Backend
A Guide to Spring Security and JWT Authentication Design
This guide covers JWT login flow, filter-chain responsibilities, token lifetime, authorization boundaries, and the operational decisions required for a production-ready setup.
🗄️ Database
A Complete Guide to Solving the JPA N+1 Problem
This post covers multiple ways to solve the N+1 problem, one of the most common JPA performance issues. It explains when to use Fetch Join, EntityGraph, Batch Size, and direct DTO queries.