Get Your J2EE Project Started Today!

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.

Browse J2EE job posts for project examples or post your job on Upwork for free!

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, 24 J2EE projects are completed every quarter on Upwork.


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 4.74.

Last updated: October 1, 2015

Popular J2EE Searches

Clear all filters

Vikas M.

Vikas M. Agency Contractor

Microsoft Certified Senior Programmer with 8 Yr Experience

Germany - Tests: 6

Developer with 8+ years Experience in Vb,,J2ME,Web Service,WCF,MVC4 Senior Developer with more then 9 year Experience in vb, 6yr experience in .net/c#. Also having strong knowledge in web development using asp,, php. 3 yr experience in mobile develoment using j2me and Blackberry. I am seeking opportunities to work in above areas.

Associated with: dmexporter

$16.67 /hr
215 hours

Nag Y

Data Sciences, Enterprise application Predictive Modeling Professional

India - Tests: 2

Nag currenty drives the Analytics team. He has executed & delivered a few flagship projects in the areas of business intelligence & data mining across some of the large organizations including Alcatel Lucent, Aricent Software Systems, Coginzant . Nag has the experience of handling data-intensive assignments involving millions of customer base. He has led a few first-time-in-the-industry projects that required R&D and application of algorithms tailored to the domain. Specialties:Nag ’s competencies include: - A smart professional with 8+ years of experience in Enterprise applications. Hands on experience in developing multi tier architecture applications using Java, SOAP,Hibernate,Spring,Design Patterns ,OOAD,API design. Three years of experience in Big Data platform using Apache Hadoop and its ecosystem. Expertise in ingestion, storage, querying, processing and analysis of Big data. Experienced in using Pig, Hive, Sqoop, Oozie, Flume, HBase. Good experience with the Hive Query optimization and Performance tuning.  Hands on experience in writing Pig Latin Scripts and custom implementations using UDF'S. Good experience with Sqoop for importing data from different RDBMS to HDFS and export data back to RDBMS systems for ad-hoc Reporting.  Experienced in batch job workflow scheduling and monitoring tools like Oozie. Extended Hive and Pig core functionality by writing custom UDFs. Experienced in analyzing data using HiveQL, Pig Latin, and custom Map Reduce programs in Java. Worked as technical team lead/off shore coordinator in leading multiple projects for timely deliverables. Comprehensive problem solving abilities, excellent verbal and written communication skills, willingness to learn, Team facilitator. Successfully plans and coordinates teams for multiple IT projects with managing time lines and budgets efficiently by analyzing, designing, and implementing cost-effective solutions Able to think "out of the box" and make critical decisions. Able to work effectively under pressure with changing priorities and deadlines. Provided direction for development, migration, and integration activities. Sees projects through from inception to deployment. Big Data analytics: storing and mining large & complex data - Customer scoring for various propensities: likelihood of churn, sale etc. - Product analytics: price elasticity of demand, market baskets - Web analytics: e-commerce & digital marketing optimization - Text mining: converting text into structured data, extracting semantics - Transforming academic research into industry applications - Building an analytics layer over existing ERP & CRM applications. Apache Spark jobs in Scala and MapReduce jobs in Java, Sqoop, Flume, Zookeeper, HBase and Hive . Hands on experience in installing, configuring and using ecosystem components like Hadoop MapReduce, HDFS, Hbase , Zookeeper, Oozie, Hive, Sqoop, Flume. Extensive experience in SQL and NoSQL development. Experience in data analytics using Apache Spark in Scala. Excellent Knowledge implementing Hadoop with the AWS EC2 system using a few instances in gathering and analyzing data log files. Working on data using Sqoop from HDFS to Relational Database Systems and vice-versa. Working on Hive/Hbase vs RDBMS, imported data to Hive, partitions, indexes, views, queries and reports for BI data analysis. Developing data pipeline using Flume, Sqoop, Pig and Java map reduce to ingest customer behavioral data and benefits histories into HDFS for analysis. Worked on RDDs and aggregate functions applied on them to get the required results. Working as a Implementation Analyst for configuring the benefits and events based on the BRD documents and processing them Web Development: Involved in various phases of Software Development Life Cycle (SDLC) as requirement gathering, data modeling, analysis, architecture design and development of project. Designed UI using JSP and HTML and validated with JavaScript for providing the user interface and communication between client and server. Worked on XML schema and SOAP message. Developed business logic activities by developing business service classes. Involved in web development using RoR technologies. Worked on different gems for authentication, building role base systems. Worked on Integration with other api and consuming their apis e.g. Twitter , LinkedIn, Facebook and Instagram Worked on integrating different payment system with the web applications e.g. PayPal, Authorize.ent, Heartland , Braintree etc. Experienced in deploying the Rails web app to VPS server e.g. Linode, Digital Ocean, Amazon EC2 , Rackspace etc with the apache passenger and ngnix server. Worked on writing the deployment scripts and cron schedulers. Worked on Redis and elastic search

$30.00 /hr
0 hours

Denis M.

Denis M. Agency Contractor

Senior C++ Developer

Russia - Tests: 1

For long years of my experience, I finished different kinds of projects. Now in every project I easily can show all my professionalism and high quality. I’m interested in projects where I could apply all my technical and communication skills. I have responsibility to manage projects and share my experience with young developers and help them to solve difficult problems.

Associated with: ISS

100% Job Success
$36.11 /hr
4,593 hours

Maksym Andrushchenko

Maksym Andrushchenko

Expert in Java, C/C++, Linux, Android development

Ukraine - Tests: 2

Over the last 13 years, I have developed a wide range of software products and websites using such technologies as Java, Java EE, JSP, Servlets, JSF, Spring, Hibernate, Android, C, C++, Linux, SQL from small scale to enterprise applications. My biggest asset is to accept complex requirements and analyse, design and implement them into simple and user-friendly end-user applications. I have a strong knowledge on modern IT technologies, programming languages, mobile and enterprise platforms.

$22.22 /hr
0 hours

Lee Polaris

Android Iphone Solution

Cambodia - Tests: 18 - Portfolio: 19

****************************************************************************************** * FOR OUR FUTURE * ****************************************************************************************** Last 7 years, I have developed many projects. For example, - ETCL tool (Java/Swing based ETL tool) - J2EE/JSP based some web services and web applications - Live Video Conference(RTMP/RTSP) - Android/Iphone Application development - Some LBS Systems - Network Management Systems(NMS, TMS) - Ebook Reader - Data Loss Protection Solution(Windows based File/Network/Printer/Media...) - Remote Desktop Monitoring System - Movement Dynamics Simulation System. - iPhone/iPad games based Cocos2d, Box2d - DSP like Digital Filter, FFT with using CPLD

$22.22 /hr
0 hours

Adnan T.

Adnan T.

Senior Software Engineer

United States

Over the last 10 years, I have developed a wide range of websites using HTML, DHTML, J2EE, PHP, ColdFusion in MVC using Oracle, SQL, MySQL including sites (both intranet and internet) for Government, startup companies and small businesses. My core competency lies in complete end to end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business. I have experience in both SOAP and Rest based webservices. J2EE, PHP, ColdFusion, Oracle, SQL, MySQL, JQuery, Ajax, JavaScript, CSS, with MVC architecture.

$60.00 /hr
0 hours

Ankit Patel

Ankit Patel

IT Service Management, PC Support, Software Support, Photographer

United States - Tests: 3

I work full time as an IT Availability Management analyst for a Big financial institution. As you can see from my experience I know and have been successful at fixing problems from the very basic consumer grade problems to the enterprise level problems. I can help you with just getting the right software for your needs, budget etc, support you to achieve your ultimate goal. I am also a versatile photographer, I can help you edit your pictures, make slide shows, dvds for memories etc. [] I also manage live music auditorium with capacity of 900+ individuals, so I can help with setting up live audio as well.

$11.10 /hr
0 hours