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Who is Shitanshu Jha?
Building My Journey as a Java Backend Developer Shitanshu Jha is a Java Backend Developer building real-world applications with Java, Spring Boot and MySQL.
Latest articles
Beyond Backend Development: Exploring System Design with ShopEase
Introduction Building a backend application is not just about writing APIs and connecting databases. As an application grows, important questions start appearing: How can the system handle increasing
Building Enterprise-Grade Distributed Tracing in a Spring Boot Event-Driven Architecture (ShopEase)
Modern distributed microservices architectures offer incredible scalability, but they introduce a fundamental observability challenge: The Black Box Problem of Asynchronous Messaging. When a client ma
Engineering a High-Concurrency E-Commerce Backend: Testing, Concurrency & Resilience at Scale
Introduction Modern e-commerce platforms operate under extreme constraints. During flash sales or peak traffic events, backends face massive spikes in concurrent requests, threatening data integrity,
Is Your E-Commerce Backend Secure? ShopEase's JWT, Token Rotation & Checkout Upgrades
ShopEase Backend Engineering Update | November 6–11, 2026 Most beginner e-commerce projects focus on implementing CRUD operations. Create a product. Add it to a cart. Place an order. Process a payment
Inside My Zerocode Open-Source Contribution: Implementing a Configurable Delay Executor I Fixed the Code, But Who's Going to Fix My Sleep Schedule? 💀
Issue: #810 Pull Request: #814 Repository: authorjapps/zerocode Status: Open — awaiting review Introduction Working on an unfamiliar open-source codebase is different from building a project from scra
MySQL Wasn't Enough! Why I Added MongoDB, Redis & PostgreSQL to ShopEase
Four Databases, One E-Commerce App: Why I Didn't Put Everything in MySQL! Understanding Polyglot Persistence through my ShopEase e-commerce backend. When building an e-commerce application, one of the
Beyond a Single Database: Engineering ShopEase with Polyglot Persistence & Event-Driven Microservices 🚀
What happens when an e-commerce backend needs transactional consistency, flexible product data, asynchronous processing, and reliable audit logging—all at the same time? A single database and tightly
94% Faster Reads! How I Optimized the ShopEase Backend
ShopEase: Optimizing Backend Performance with Redis, Hibernate & MySQL Overview As part of my ShopEase e-commerce project, I worked on improving backend performance by optimizing the catalog and order
