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Roadmap for java developer

Fundamentals

Understand basic programming concepts like variables, data types, loops, and conditionals

Gain knowledge of Object-Oriented Programming (OOP) principles and concepts

Familiarize yourself with Java syntax and basic language features

Learn about Java development environments and tools, such as IDEs and build tools

Explore version control systems like Git and understand their usage in software development

Get familiar with basic debugging techniques and tools

Learn about Java Virtual Machine (JVM) and its role in executing Java programs

Core Java

Understand the Java Class and Package structure

Learn about Java Collections framework and their usage

Gain knowledge of Exception Handling and best practices

Familiarize yourself with Java I/O (Input/Output) operations

Explore Java Multi-Threading concepts and synchronization techniques

Learn about Java annotations and their usage

Understand Java Generics and their benefits

Gain knowledge of Java Reflection and its applications

Java EE (Enterprise Edition)

Learn about Java Servlets and their role in web applications

Understand JavaServer Pages (JSP) and JavaServer Faces (JSF) for web development

Familiarize yourself with Java Persistence API (JPA) for database interaction

Gain knowledge of Enterprise JavaBeans (EJB) and their usage in enterprise applications

Explore Java Message Service (JMS) for asynchronous messaging

Understand Java Authentication and Authorization Service (JAAS) for security implementation

Learn about JavaServer Pages Standard Tag Library (JSTL) for web application development

Gain knowledge of JavaMail API for email functionality

Frameworks and Libraries

Familiarize yourself with popular Java frameworks like Spring and Hibernate

Learn about Spring Boot and its benefits for rapid application development

Explore Java Server Faces (JSF) framework for web application development

Gain knowledge of Apache Struts for building MVC-based web applications

Understand JavaFX for building desktop applications

Familiarize yourself with Apache Maven for project management and dependency management

Learn about Apache Tomcat and other Java application servers

Advanced Topics

Gain knowledge of Java Performance Optimization techniques

Understand Java Memory Management and garbage collection principles

Explore Java Design Patterns and their implementation

Familiarize yourself with popular APIs and libraries like Apache Commons, Google Guava, and Jackson

Learn about RESTful web services and their implementation in Java

Understand JSON and XML processing in Java

Gain knowledge of unit testing frameworks like JUnit and Mockito

Explore Java Enterprise Integration patterns and technologies like Apache Camel

Remember that this checklist can be customized based on the specific requirements and goals of the IT organization and the Java development team.

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