J2EE Developers & Programmers

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Hire a freelance J2EE developer on Upwork to develop, build and deploy web-based enterprise applications online. These experts can use Enterprise JavaBeans (EJBs) and Java Database Connectivity (JDBC) to provide threading, concurrency, security and memory management to your database.

Java 2 Platform Enterprise Edition (J2EE) is a platform-independent Java runtime environment and API geared towards the development of web-based enterprise applications, including network and web services. It uses Java Server Pages and servlet code to create HTML and other data formats for scalable, reliable and multi-tiered web applications. On Upwork, the world’s largest online workplace, web developers use the J2EE framework to create Java apps, webpages, databases and networks.

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J2EE Job Cost Overview

Typical total cost of Upwork J2EE projects based on completed and fixed-price jobs.

Upwork J2EE Jobs Completed Quarterly

On average, 42 J2EE projects are completed every quarter on Upwork.

42

Time to Complete Upwork J2EE Jobs

Time needed to complete a J2EE project on Upwork.

Average J2EE Freelancer Feedback Score

J2EE Upwork freelancers typically receive a client rating of 4.59.

4.59
Last updated: May 1, 2015

Popular J2EE Searches

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  1. Nikolay C.

    Nikolay C.

    Brainbench certified JSE/JEE dev, DB dev, Sys-Arch

    Ukraine - Last active: 18 hours ago - Tests: 2 - Portfolio: 11

    Would you like to find a powerful Java-dev? If so, please read further... 1. Intentions I'm working as a free-lancer more than 2 years already, and worked > 12 years in scientific and software engineering areas. I'm here because I'm looking worldwide for interesting work related to software development using the following technologies (some or all): - Java 5/6/7 (JSE, Swing, CORBA, Web Services, etc.) - JEE5/6 (EJB3, JSF, Hibernate, etc.) - GWT, Spring, Struts, etc. - And other JSE/JEE-related frameworks - GlassFish, Tomcat, JBoss, Jetty, etc. - JME (CLDC 1.1, MIDP 2.0) and Android - Maven, Ant, etc. - Oracle, MySQL, PostgreSQL and other DBMS - Some sub-tasks could be related to C/C++ with STL (but NOT the whole project!) - UML and/or Agile Modeling - Well-organized Agile processes - Etc. It would be nice to be involved into software concepts and architecture development. Also it would be nice to have possibilities for applying my initiative and creativity. I'm ready to work as a free-lancer for the beginning up to 40+ hours per week), and you may hire me as a full-time employee as well. I'm ready to move mostly to any country or city. In such case I'm ready to start as a developer (or senior developer), but with possibility to grow up to TL, and further up to SA or PM (of course, starting from TL or SA would be nice). 2. Education - University Master Degree in the area of Informatics and Computer Systems 3. General Skills I have a wide working and scientific experience with dozens of technologies (> 14 years). The most deep experience I have with the following techs: - JSE5/6 and J2SE (Java Core, Multithreading, AWT, Java2D, Swing, CORBA, WebServices, Networking, etc.) - since 1998 - JEE5 (EJB3, Hibernate3, JSF, CometD, Jetty, Tomcat, JBoss, GlassFish) - about of 5 years - J2ME (CLDC 1.1, MIDP 2.0, WMA) - about a year - Other Java techs (Jakarta Commons, Log4J, Velocity, Maven, Ant, etc.) - many years - Android development (support about 0.5 years) - C/C++ and STL - since 1995 (STL from 2001) - Oracle 9i/10g, MySQL, PostgreSQL, InterBase - since 2000 - OOA/OOD/OOP and UML Modeling - since 1995 (UML from 2001) Large experience with the following platforms and tools: - Windows - since 1995 - Linux/UNIX - since 1997 - MS Office (incl. Visio and Project) and Star/OpenOffice - since 1997 - IntelliJ IDEA, NetBeans, Eclipse - since 2001 - C++Builder and Delphi - since 2000 - PL/SQL Developer - since 2005 - Enterprise Architect and other UML tools (Rational Rose, Poseidon, etc.) - since 2001 Git, SVN and CVS - since 2001 Management Skills - since 2004 (worked on TL and PM positions) Architect Skills - since 2000 (designing concepts, business models and architectures for quite complex scientific, B2C and B2B applications) Language Skills: - Russian - native - English - fluent, working language since 2001, ~1000 pages of docs written - German - intermediate (quite fluent, but non-perfect) - Ukrainian - can understand in 100%, cannot speak/write fluently 4. Contacts - You can contact me via oDesk. Usually online (GMT): - 10:00am - 5:00pm - 7:00pm - 10:00pm

    $40.00 /hr
    14,248 hours
    5.00
  2. Aldrin L.

    Aldrin L.

    Architect, Backend Engineer (Scala, Java, Hadoop)

    Brazil - Last active: 1 day ago - Tests: 12 - Portfolio: 1

    Over the past 15 years I've worked with projects ranging from Startups to Fortune 100s. From C++ to Scala, past assignments involved: - Protocol Design in C++/Delphi - Java API Publishing - Maven Plugin Development - Distributed Systems using RESTful backends - Scala / Akka Design - Jenkins Plugins Writing On a daily basis, I spend between Systems Architecture, Build Planning, for Hadoop and Restful Backends, specially under Amazon Web Services. Oh, I'm also a Cloudera Certified Administrator and Developer. Favorite platforms include Scala, Python and General Java. See my full profile for more descriptions and feel free to browse my github and bitbucket profiles at the addresses below: http://github.com/ingenieux http://bitbucket.org/aldrinleal Favourite customers involve pragmatic teams, with contant online presence, and direct involvement with the end customer, and a problem involving legacy and the next generation Feel free to discuss our next project - I'm always looking for the next challenge!

    Groups: LoginRadius, Microsoft Certified Professionals

    $55.56 /hr
    3,112 hours
    4.82
  3. Pedro Tavares

    Pedro Tavares

    Java | GWT | Spring | Mobile Cloud Consultant

    Ireland - Last active: 13 days ago - Tests: 2 - Portfolio: 1

    Pedro is a Java/J2EE/JEE Consultant end-to-end Developer and Architect with over 15 years experience, in sectors such as Healthcare, Telecoms, Banking/Payments and the Public Sector. Master in Java, in the top 5% as tested by Smarterer.com Expert in Spring, top 10% http://smarterer.com/PedroTavares Also on: linkedin.com/in/pedroalexandretavares Pedro has experience across the full Software Development Life Cycle (SDLC), being an enthusiast of Lightweight/POJOs design, Agile Methodologies, SCRUM and Test Driven Development (TDD).

    $40.00 /hr
    6 hours
    5.00
  4. Stefano Fratini

    Stefano Fratini

    Software Engineer / Java / PHP / Cloud / NoSQL / Cryptography

    Australia - Last active: 11/18/2013 - Tests: 6 - Portfolio: 8

    I'm a software engineer based in Sydney I'm always after the simplest solution that deliver value to the business Areas of expertise - Web development (Java & Php) - Cloud computing (paas and saas) Google/AWS - API development - Security and Network Security - Mobile applications development (Android) with scalable Cloud Backends - NoSQL solutions - Mentoring and team management - Binary protocols (Hessian / Apache Thrift) Skills Programming languages: Php / Java Core / JEE / Android /Struts / Guice / Spring / Spring MVC, Hibernate / Google Application Engine / C/C++ Databases: MySql / MongoDB / Google Bigtable / Bigdata / CouchDB Interests: Cryptography / Secure API development Platforms: Windows / Linux (Ubuntu) / Linux ARM

    $55.56 /hr
    1,288 hours
    4.86
  5. Fabio B.

    Fabio B.

    Software engineer

    Colombia - Last active: 3 months ago - Tests: 3

    I am a developer and architect with vast experience in many areas and languages. I love complex issues and especially am eager to jump on new challenges and learn new stuff. Expect well-delivered work above expectations with excellent documentation, reporting and communications. This is your chance to hire an experienced professional matured in Switzerland in high-demanding Swiss bank environments and now living in South America at unbeatable rates! And I fluently speak 7 languages...

    Groups: Crossrider

    $44.44 /hr
    265 hours
    5.00
  6. Leonardo Pelegrini

    Leonardo Pelegrini

    Senior Systems/Business Analyst (15 years Exp.)

    Brazil - Last active: 07/18/2013 - Tests: 2 - Portfolio: 6

    Experienced Business and Systems Analyst, J2EE Certified Architect and Programmer. Post Graduate degree in Web-Based Software Development. Have been working with system development for the last 15 years, 8 of it eliciting requirements and building knowledge base for IT systems. Expertise in business, functional and technical levels. Also a specialist in requirements management, traceability, impact analysis and reverse engineering from source code. Strong ability to communicate with developers, management and customers, to keep every party at the same page, while detailing and approving the given solution. Technical Writing skills and 4 years work using English. Also a committed and collaborative professional who fits very well with the culture of remote teamwork. Primary services : ► System design using UML 2.0 diagrams (structure and behavior) : Use Case, Class, Sequence, Component, Deployment. ► Business process modeling using BPMN 2.0 ► Requirements gathering to use cases and user stories. ► Software Requirements Specification ► Agile-related: Product backlog, sprint planning, sizing, review and management. ► Requirements management and Integrated Change Control ► Create traceability between documentation and source code ► Reverse engineer legacy code to documentation ► Work in Strategic Planning and Project Management areas

    $66.67 /hr
    0 hours
    5.00
  7. Juan Andrés Ghigliazza

    Juan Andrés Ghigliazza

    System engineer

    Uruguay - Last active: 06/16/2011 - Tests: 7

    Over the last years, I have been administering and designing solutions for the GNU/Linux servers on my job, being Debian and Red Hat like (Red Hat and CentOS) the distributions that I have used most. Now I am searching for some related work that can be done remotely. For more information on what I have been working with GNU/Linux servers, see my skills. Also, I have been developing in JEE, and I have made some works on Drupal.

    $40.00 /hr
    0 hours
    4.85
  8. Bilash S.

    Bilash S. Agency Contractor

    Ruby On Rails | TDD | jQuery | J2EE | Server Expert

    Bangladesh - Last active: 3 days ago - Tests: 3 - Portfolio: 8

    Over the last 6+ years, I have developed a wide range of websites using JAVA, ROR, and MySQL including sites for start up companies and small businesses. I am seeking opportunities to build websites from the ground up for you or your business.

    Groups: Engine Yard Ruby on Rails Professionals Network

    Associated with: BSquare Technologies

    $44.44 /hr
    3,513 hours
    4.99
  9. Sean Walther

    Sean Walther Agency Contractor

    Advanced Web Developer / WordPress / PHP / HTML / jQuery

    United States - Last active: 03/25/2014 - Tests: 8

    I'm a web developer, with expertise in all facets of web development. My major areas of expertise include WordPress, jQuery, HTML, CSS, JavaScript, PHP, MySQL and ecommerce. I started web development in 1998 and have been working solely in the field since then. My work has taken me in virtually every aspect of web development (front end, back end, Cold Fusion, Java, J2EE, C++, C+, ASP, ASP.Net, SQL, MySQL, Flash, Actionscript, SCORM, and so much more). I'm used to working with all members of a web engagement. I've developed extensive skills in relating to the folks that interact with me such as Project Managers and Designers. I understand the need for communication, and have the skills to work with almost any file a Designer can send me.

    Associated with: Sean Walther, Inc.

    $111.11 /hr
    0 hours
    5.00