Introduction As a software engineer working with Java Spring Boot projects, I often encounter both Spring Data JPA and Hibernate. Many developers wonder what t...

This project implements a secure and scalable 3‑tier architecture on AWS. The presentation layer uses an Application Load Balancer deployed in public subnets. T...

I've been writing software for over 10 years now. I've seen codebases that started clean and became unmaintainable. I've inherited legacy systems that somehow s...

A Request‑Scoped Bean Inside a Singleton – Why It Feels Wrong A few weeks ago, while reviewing a Spring Boot codebase, I found a service that injected HttpServ...

Java Virtual Threads — Quick Guide Java 21+ · Spring Boot 3.2+ · Project Loom A concise, production‑focused guide to Java Virtual Threads — what they are, how...

Java & Spring Boot Exception Handling Notes 1. What is Exception? Exception = unwanted situation that breaks normal flow of program. Goal of exception handling...

Spring Boot 4.0 migration looks straightforward on paper: update dependencies. In reality, things break—quietly, repeatedly, and sometimes in places you don’t e...

Introduction When we think about data caching in an API, we automatically imagine faster response times, fewer database calls, and overall better performance....

Evolution of Database Access in Java ! https://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-...

Why API response consistency matters in microservices - APIs must look identical across services. - Errors must be predictable. - Clients should never have to...

In production systems, bad structure hurts more than bad logic. I’ve seen Spring Boot applications where: - Controllers contain business logic - Entities are re...

!Cover image for Gin vs Spring Boot: A Detailed Comparisonhttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%...