📝 Blog Title: 5 Java Backend Skills Every Beginner Should Learn in 2025 📄 Blog Content: “Don’t waste time learning everything. These 5 Java backend skills are what companies really look for — and you can start learning them today.” 💡 1. Core Java (Strong Base = Strong Career) Before jumping to frameworks, master the basics : OOP Concepts (Inheritance, Polymorphism, Encapsulation) Exception Handling Collections (List, Set, Map) Multi-threading (basic understanding) 🧠 Why? Because 90% of interviews start with these topics. 🔧 2. Spring Boot – The Heart of Modern Backend If you want to build real applications, learn: @RestController Dependency Injection (@Autowired) CRUD with Spring Data JPA Profiles, Validation, Application.yml 🚀 Projects you can build: REST API for Student Management Online Food Delivery Backend Job Portal Service 🛢️ 3. MySQL or PostgreSQL (Database is Must!) Every backend app talks to a database. You ...