Java developers require proficiency in Java programming concepts, Java frameworks, Java design patterns, Java web development, and Java database connectivity.
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Java developers are responsible for designing, developing, and maintaining Java-based applications. Their primary role is to write efficient and high-quality code to meet the project requirements. They need to work closely with the project team to ensure that the project is completed within the defined timelines and budget. Essential Java skills required for a Java developer include proficiency in Java programming concepts, Java frameworks like Spring and Hibernate, Java web development, and Java database connectivity. Additionally, they should have knowledge of software development life cycle (SDLC), object-oriented programming (OOP), design patterns, unit testing, and debugging. Communication skills and the ability to work in a team are also crucial for a Java developer's success.
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Java developer interview questions for a fresher can include topics like Object-Oriented Programming (OOP) concepts, basic Java programming concepts (e.g., data types, loops, conditional statements, etc.), Java collections framework, exception handling, database connectivity using JDBC, servlets and JSPs, Spring framework basics, Hibernate basics, RESTful web services, basic understanding of software development life cycle (SDLC) and agile methodologies.