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Post your Java projects on Upwork and hire expert software engineers and senior Java developers. They can create mobile applications for Android and iOS, redevelop Android widgets, modify and add new Java scripts to your custom Java software, or develop GUI applications with the Swing GUI widget toolkit. The java developers on Upwork are experienced in Java persistence frameworks (like Hibernate), web development, security or database frameworks and Java project lifecycle management tools (like Maven). They can also check, fix or add new Java classes into your Java code, or manage your software debugging, quality control software development or testing tool programming.

Java is a class-based, object-oriented computer programming language that is ideal for cross-platform application development. It comes with a library of commonly used classes and utility functions, called the Java API. On Upwork, the world’s largest online workplace, companies hire experienced Java architects and software engineers to develop all kinds of cross-platform applications, from torrent clients and media players, to helpdesk tools and mobile apps.

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Java Job Cost Overview

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

Upwork Java Jobs Completed Quarterly

On average, 489 Java projects are completed every quarter on Upwork.


Time to Complete Upwork Java Jobs

Time needed to complete a Java project on Upwork.

Average Java Freelancer Feedback Score

Java Upwork freelancers typically receive a client rating of 4.72.

Last updated: August 1, 2015
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  1. Nick V.

    Nick V.

    Senior Web & Mobile Expert(objc/swift/java/c#/ruby/node/angular/react)

    Poland - Last active: 1 day ago - Tests: 4

    I am a full stack guy with wide versatile experience in mobile and web development. I can work at the same time for both frontend and backend. I keep a strict eye on pixel perfectionism of UI/UX design, and always stick to result-driven working manner with great attention to detail, periodic thorough code review, and critical thinking. The best quality, accurate timeline, free and polite after-service are what I guarantee to my clients. I always try to make clients say thereís not a thing that they would change when they see my work. I figure out my own idea and methodology in combination with my distinct creative and innovative working style when I am engaged in any project. My skill stack is as follows: -Native Mobile iOS: Obj-C, Swift, iOS 7,8, Xcode 5,6, CoreData, MagicRecord, CoreLocation, GPS, iBeacon. Android: Java, JNI, Android 4.0, 5.0, Gradle, Maven, Google APIs, Google Play Services. -Cross Platform Xamarin: PCL, Xaml, Xamarin Forms, Xamarin iOS, Xamarin Android, Xamarin Library Bindings, Xamarin Studio, Xamarin Business License. Cordova: Ionic, jQuery Mobile, Cordova 4.0, 5.0 Titanium: Alloy, Appcelerator Platform Services, Node ACL, Appcelerator Studio. -Frontend Html5, CSS3, SASS, LESS, Javascript, Coffeescript, Angular, React, Ember, Backbone/Marionette, LeafletJS, MapboxJS, Jasmine, Mocha, Karma, Grunt, Gulp, Yeoman. -Backend Laravel, CodeIgniter, ExpressJS, SailsJS, LoopbackJS, Rails, Django, ASP.NET MVC, Java Spring. You will just have a fun more than reading this. Great! and let's work together. Let me give it a shot. Nick.

    $40.00 /hr
    0 hours
  2. Rohit Sharma

    Rohit Sharma

    Expert in Web designing, css,HTML,PHP ,Data Entry and Java

    India - Last active: 4 days ago - Tests: 2 - Portfolio: 1

    I am an undergraduate in Computer Science with good technical skills in java ,HTML,CSS,C++,PHP,JAVASCRIPT and much more.

    $3.00 /hr
    278 hours
  3. Mallikarjun Haranal

    Mallikarjun Haranal Agency Contractor

    Grails and J2EE Expert 4+ Yrs Exp in Java,J2EE,Struts,Hibernate,Spring

    India - Last active: 05/18/2012 - Tests: 7 - Portfolio: 7

    Hello, I have 4+ years of experience in developing web applications. I have expertise in technologies like Grails, Java, J2EE, Hibernate, Spring, Struts etc. I also have expertise in open source products like GRAILS etc. I have worked on development and high level design for the projects. I can deliver a project end to end with necessary documentation etc in the above areas. I am a part of Sigma Infosolutions, an ISO 9001 & DAR certified company with a team of 100+, operating out of Irvine, California and Bangalore, India. Thanks Mallikarjun

    Associated with: Sigma Infosolutions Limited

    $22.22 /hr
    1,954 hours
  4. Axel dereck L.

    Axel dereck L.

    Java Developer

    Cameroon - Last active: 4 days ago - Tests: 3 - Portfolio: 2

    I'm good developer with a cute capacity of adaptability frequently tested. I realize as well standalone applications than web application with several frameworks, technologies and languages. At this time, I work with C/C++, VB/VB.Net, Java, PHP, Delphi, Python, VBA and so one. I've used Drupal for building websites and also a little bit Joomla. I've made some mobile development research in Symbiam C++ and Android. I love a lot mobile technology. Instead I want to become software architect. My native language is French but I speak a little bit english and does have matter in reading.

    $11.11 /hr
    11 hours
  5. Pavel Y.

    Java Development

    Belarus - Last active: 2 months ago - Tests: 2

    I am skilled Java Developer. I have understanding and knowledge of object-oriented approach, software engineering principles, and concepts. I specialize in writing algorithms and developing desktop applications build on Java Swing and AWT. Any distributed applications using Network Progrmming and Multi Threading also can be provided. I would like to offer you my skills and expereince to solve your issues. I'm looking for customers for a long-term cooperation.

    $7.78 /hr
    0 hours
  6. Eugen P.

    java developer

    Russia - Last active: 05/12/2014 - Tests: 7

    I have some experience in the following areas: JAVA, Hibernate, JDBC, SWING, Tomcat6-7, Maven, C, C++, Assembly, MySQL, OOP, software design and testing. I can do some eng-rus translation. Not a pro, written and one way only. Just want to monetize test results. Technical articles and similar simple stuff.

    $5.56 /hr
    0 hours
  7. Oleg Cherednik

    Oleg Cherednik

    Java Developer

    Russia - Last active: 1 month ago - Tests: 3

    Sun Certified Programmer for the Java Platform, Standard Edition 6 (CX-310-065) Sun Certified Business Component Developer for the Java Platform, Enterprise Edition 5 (CX-310-091) 6459 Microsoft Visual Studio 2008, MS CPLS-LIMTU, certificate 2524 Developing XML Web Services Using Microsoft ASP.NET, MS CPLS-LIMTU, certificate Java 2. Developing Server Applications - Servlet, JSP, Soft Joys, certificate Ready to develop business logic and persistence parts of complicated project in team, as well as be a team leader. English and Deutsch.

    $16.67 /hr
    0 hours
  8. Kartik Agrawal

    Kartik Agrawal

    Java Developer

    India - Last active: 1 month ago - Tests: 6 - Portfolio: 1

    I've worked for large and small companies with different levels of autonomy and in projects of different sizes. On my last job, I was given the opportunity to manage a team while remaining an active developer and it was a very rewarding experience. I have worked on command lines tool to web application. I have developed a tool for Robert Bosch , which is used for parameter calliberation in vehicles.

    $8.89 /hr
    0 hours
  9. Nikolay B.

    Nikolay B.

    Java Developer

    Ukraine - Last active: 5 months ago - Tests: 2

    Looking for job

    $25.00 /hr
    0 hours