J2EE, or Java Enterprise Edition, is an incredibly popular platform used to help create complex web-based applications. It’s a combination of the Java 2 Platform, Enterprise Edition and web servers like Apache Tomcat and Sun Java System. Its scalability makes it especially popular for large applications that need to serve a lot of clients. A J2EE Developer is a programmer who specializes in this specific platform, and can create powerful applications that are tailor-made for a client’s needs.

Here's some projects that our expert J2EE Developers made real:

  • Creating compelling user interfaces with frameworks like Spring Boot and Primefaces
  • Adding microservices to mini projects
  • Expertise in deploying applications on cloud services like IBM Cloud
  • Applying Node.js technologies to existing JAVA projects
  • Developing web applications with Hibernate, JPA and other Java tools

At Freelancer.com our experts have used their combined knowledge of Java Enterprise Edition to help clients create powerful applications that meet their individual requirements. If you're looking for a custom solution for your web application look no further - the skilled J2EE Developers available on our platform can make it happen. Post your own project on Freelancer.com today and hire an expert J2EE Developer to take your application to the next level.

De 40,337 opiniones, los clientes califican nuestro J2EE Developers 4.82 de un total de 5 estrellas.
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    9 trabajados encontrados, precios en USD

    I need to implement Spring Security in my new Struts application, similar to how it was set up in my previous system. Key Requirements: - The previous application had User Authorization and Role-based Access Control. This needs to be replicated in the new application. - The following user roles were present in the old system and need to be retained: - Admin - Manager - Regular User - View - Each role had specific actions or permissions: - Admin: Full access (Create, Read, Update, Delete) - Manager: Full access (Create, Read, Update, Delete) - Regular User: Full access (Create, Read, Update, Delete) - View: View Only access Ideal Skills: - Strong experience with Spring Security. - Proficiency in Struts framework. - Understanding of Role-based Access Control. - Ability to ...

    $19 (Avg Bid)
    $19 Oferta promedio
    6 ofertas
    Solana DAO Development 811 días left
    VERIFICADO

    I'm in need of a blockchain application developer who specializes in Solana. Specifically, I'm looking to create a Decentralized Autonomous Organization (DAO). This project requires a unique blend of understanding of blockchain technology, smart contract development, and DAO structuring. Key Requirements: - Expertise in Solana: You should be well-versed in developing applications on the Solana blockchain. - DAO Experience: Prior experience in developing DAOs or similar decentralized governance systems is essential. - Strong Smart Contract Development: Proficiency in developing secure, efficient, and scalable smart contracts is a must. - Understanding of Blockchain Technology: A comprehensive understanding of blockchain technology and its application in creating and securing a D...

    $275 (Avg Bid)
    $275 Oferta promedio
    15 ofertas

    I need help with writing 3 Java test cases focusing on functionality using JUnit. These test cases need to include mock objects.

    $13 (Avg Bid)
    $13 Oferta promedio
    10 ofertas

    I'm new to automation testing but have some basic knowledge that I'd like to expand. My primary goal is to learn Automation with BDD, Serenity framework, and Rest Assured to implement it in an API testing project at work. Key Requirements: - Experience in Java, BDD, Serenity framework, and Rest Assured - Able to guide and teach on: - Understanding an automation project - Creating and executing tests - Reporting - GIT Integration The project is centered around API testing, so any specific experience here is a plus. I'm looking for a patient, experienced professional who can help me grasp the fundamentals and guide me through the intricacies of implementing automation with the mentioned frameworks. There are existing scripts in place which I need to understand and a...

    $53 (Avg Bid)
    $53 Oferta promedio
    5 ofertas

    Overview: We are looking for an experienced Java developer to refactor an existing code base to incorporate several design patterns and improve overall code quality. This project involves enhancing the structure and maintainability of the code by integrating various design patterns, such as Dependency Injection (DI) using Google Guice, Listener, Builder, Singleton, and, optionally, Factory design patterns. The ideal candidate should understand these patterns strongly and have experience refactoring legacy code. Key Responsibilities: 1. Refactor Service Classes with DI Pattern: - Utilize Google Guice API to implement Dependency Injection across all service classes. - Ensure that all dependencies are injected and managed by the Guice framework. 2. Apply Listener Design Pattern: - ...

    $19 (Avg Bid)
    $19 Oferta promedio
    15 ofertas

    I'm looking for an experienced Java developer who can integrate a cloud-based database into my project. Ideal Skills: - Strong proficiency in Java - Prior experience with database integration - Specifically, experience with cloud-based databases, Microsoft Azure in particular, is a big plus The Project: - Your primary task will be to integrate Microsoft Azure, a cloud-based database, into an existing Java project. - The project already has a well-defined structure and the database will serve as a key component. - The database integration should be secure, efficient, and scalable, meeting the highest standards. - There will be no need for user authentication or API integration, as this project is solely focused on database integration. Please only apply if you have good experienc...

    $332 (Avg Bid)
    $332 Oferta promedio
    19 ofertas

    I urgently require a Java proficient developer for an HRSD project. There's not clarity yet on the type of application or the main objective of the task as that was skipped during briefing. It's essential the developer isn't only skilled in Java but can help define project direction as well. Ideal skills and experience needed for the job include but are not limited to: - Expertise in Java development. - Prior experience in HRSD projects. - Capacity to define and influence project direction. - Good communication skills to report on project progress effectively.

    $13 (Avg Bid)
    $13 Oferta promedio
    6 ofertas

    As a business, we are in the process of creating a backend system and require a Java Spring Boot Consultant to guide us through the development and integration stages. - Setting up Project Environment: Your role will be to set up the project environment, ensuring all the necessary tools and frameworks are installed and configured correctly. You should be comfortable working with Java Spring Boot and have a solid understanding of project setup. - Developing RESTful APIs: As the goal of this project is to create a backend system, the consultant we're looking for must have experience in developing RESTful APIs. You should be able to design and implement API endpoints that are efficient and scalable. - Integrating SQL Databases: In this specific project, we're focusing on SQL dat...

    $94 (Avg Bid)
    $94 Oferta promedio
    26 ofertas

    I'm in need of a proficient Java Spring Boot developer with an in-depth understanding of API integration. Key tasks: - Implementing API Integration into an existing Java Spring Boot project I require a developer who has: - Extensive experience in Java Spring Boot - Excellent understanding and previous experience with third-party API integration Please note, specific third-party APIs to integrate haven't been decided yet, so I need your expert advice on the best APIs to use for most effective results.

    $10 - $30
    Sellado
    $10 - $30
    48 ofertas

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