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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, 575 Java projects are completed every quarter on Upwork.

575

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.

4.72
Last updated: August 1, 2015
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  1. Nilesh Z.

    Nilesh Z. Agency Contractor

    Expert in Mobile App development with skill in Android

    India - Last active: 1 day ago - Tests: 2 - Portfolio: 5

    I am an experienced Android Developer.I do complete my work with efficiency and honestly.I have 3+ years of experience in Software industry.Top quality designs is my priority. I also have expertise in developing integrated business solutions for my clients, which require a web-based-backend and a Mobile frontend, so that multiple users of an organization can use the solution. I have good skills with all aspects of Android development, which include - Working with Phone Hardware (Camera, Speaker, Mic, Telephony etc.) - Smartphone Sensors - Google APIs - Using Maps APIs & other location/GPS based services - Complex SQLite databases, and their integration with web-based MySQL - Webservices & Networking (REST/SOAP, JSON/XML) - Implementation of In-App Purchase, Google Analytics, AdMob, ChartBoost etc. - Push Messages (using native Google Cloud Messaging or Parse.com) - Can leverage 3rd party libraries for quick turnarounds and out of the box solutions - Implementing complex custom UI - Integration with various social networks for improved reach of your app

    Associated with: TackTile Systems

    $10.00 /hr
    1,256 hours
    4.90
  2. Alexander Kuznetsov

    Alexander Kuznetsov

    RoR/Java/JS software developer

    Russia - Last active: 20 hours ago - Tests: 2 - Portfolio: 2

    More than 10 years in development of different software. Desktop and Web related. I Work as half time freelancer and have good knowledge in Ruby on Rails, Java, JavaScript programming languages. I prefer to use Test/Behavior Driven Development technics so final product will be robust and act as requested.

    $30.00 /hr
    2,676 hours
    5.00
  3. Balkrishna Lachhimasyu

    Balkrishna Lachhimasyu

    Software Architect Developer

    Nepal - Last active: 2 months ago - Tests: 4

    Java Spring MVC Ember JS, AJAX, jQuery RESTful Services SaaS based web application C/ C++ Desktop Application Realtime Application Windows API Programming Network Programming Various Instant Messaging Protocols Cryptography Implementation Research and POC C# Desktop/ Web Application MVC, REST Entity Framework Ruby on Rails

    $22.22 /hr
    217 hours
    5.00
  4. Eugene Viljoen

    Eugene Viljoen

    Developer

    South Africa - Last active: 6 months ago - Tests: 7

    I have been programming since 1980 with Fortran , Pascal, Delphi and C experience. I have excellent experience in MS-SQL Server as well as exposure to Oracle, Sybase, Informix and Firebird. I am seeking opportunities for Windows and Mobile development, database administration and Business Intelligence.

    Groups: AspDotNetStorefront

    $15.00 /hr
    627 hours
    4.77
  5. Diego Alejandro Viana Colorado

    Diego Alejandro Viana Colorado

    Web developer

    Colombia - Last active: 04/21/2013

    I am currently studying sistematizacion of data in Politecnico Colombiano Jaime Isaza Cadavid. I enjoy programming and I'm always so excited to learn and contribute my knowledge. I am resourceful, energetic and able to work in teams. I like to propose new ideas and try to improve processes.

    $8.89 /hr
    33 hours
    5.00
  6. Shahid Raza

    Expert in Java, J2EE, Swing and GWT with 8 years of experience

    India - Last active: 08/18/2014 - Tests: 7 - Portfolio: 2

    In last 8 years, I have extensively worked on Java/J2EE technologies on varied domain from aviation to banking in top IT companies including IBM and Siemens. My objective here is to provide global standard work in cost effective price with some humble earning.

    $16.67 /hr
    33 hours
    4.80
  7. Yauheni H.

    Yauheni H.

    Senior Test Automation Engineer

    Belarus - Last active: 1 day ago - Tests: 1

    High-qualified ISTQB-certified specialist in test automation domain with solid experience ( >7 years ) in testing web-based/desktop applications, web-services and DBs. Technologies and tools: 1. Groovy + Geb +Spock for test automation framework development and tests creation 2. Java + Webdriver + Jbehave for automated testing 3. Java + Webdriver + Cucumber for automated tests creation 4. Selenium RC +Java for testing Web app (on Apache wickets) 5. IBM RFT + Java for automated testing Web-apps (on IBM WebSphere) 6. IBM RFT+ JAVA+ SQL scripting (data warehouse testing) 7. SOAP UI + Groovy scripting for testing SOAP service 8. SilkTest + Perl scripting (for automation desktop app) 9. Jemmy+Java for testing Java SWING application Specialization: Unix, Windows Responsibilities: 1. Planning test automation 2. Development test automation framework 3. Implementation auto-tests 4. Execution, support auto-tests, analyzing results.

    $8.89 /hr
    821 hours
    0.00