Java J2EE

Java J2EE Developer Job Description

Role Overview

A Java J2EE Developer is responsible for building, maintaining, and enhancing enterprise-level web applications using Java-based technologies. They work on backend systems, APIs, and sometimes full-stack development to deliver scalable and secure applications.

Key Responsibilities

• Design, develop, and maintain Java/J2EE applications
• Analyze business requirements and convert them into technical solutions
• Develop backend components, APIs, and microservices
• Debug, test, and optimize application performance
• Work with databases (SQL/Oracle/MySQL)
• Collaborate with cross-functional teams (QA, UI, DevOps)
• Maintain documentation and follow coding standards
• Support deployment, maintenance, and upgrades of applications

Required Technical Skills

Core Skills

• Strong knowledge of Java programming

• J2EE technologies:

• Servlets

• JSP

• JDBC

• EJB

• Understanding of OOP concepts & design patterns

Frameworks & Tools

• Spring / Spring Boot
• Hibernate (ORM)
• REST & SOAP Web Services
• Maven / Gradle (build tools)
• Git (version control)

Frontend Basics

• HTML, CSS, JavaScript
• (Optional: Angular / React)

Database

• SQL queries
• Oracle / MySQL / PostgreSQL

Others

• Application servers (Tomcat, JBoss)
• Agile/Scrum methodology
• Unit testing (JUnit)