Java Backend Developer | 6+ Years Experience | Passionate about building scalable systems with Spring Boot, JPA, and REST APIs.
Freelance & Consulting – Backend development with Java, Spring Boot & REST APIs, ERP system development, API integration. AI integration
Nov 12, 2025 · 5 min read · 🧠 One Password, 700 Jobs Lost: The Collapse of KNP Logistics In 2025, KNP Logistics Group, a 158-year-old UK transport company, was forced to shut down after a ransomware attack.Nearly 700 employees lost their jobs — all because of a single weak pas...
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Oct 5, 2025 · 9 min read · Introduction In modern Spring Boot applications, we often need to transform data between layers: Convert DTOs (Data Transfer Objects) into Entities for persistence. Convert Entities back into Response Objects for APIs. Sometimes transform third-pa...
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Aug 19, 2025 · 18 min read · You will often deal with data structures, and among them, the Linked List plays a crucial role. Unlike arrays, linked lists allow dynamic memory allocation, efficient insertions, and deletions. Today, we’ll focus on the Doubly Linked List (DLL). A do...
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