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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.

489

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. Vitaly Tuev

    Vitaly Tuev

    Project manager

    Russia - Last active: 23 days ago - Tests: 8

    I have over seven years of business experience managing business integration projects. I managed the different complex projects for world-famous companies, like Wrigley's, Ford, Kraft Foods and Heinz. My core competency lies in managing projects with ERP systems integration, customer customization and software development. I also have good experience in the following areas: Java EE Databases (MySQL, PostgreSQL, SQlite) BPMN (Apache Activity) ECM systems XML,Web-services, Continious integration Full resume http://tuev.pro/me/

    $16.67 /hr
    0 hours
    0.00
  2. Stephen S.

    Stephen S.

    Business Analyst and Project Manager

    United States - Last active: 1 month ago - Tests: 2 - Portfolio: 3

    Linked in Profile ssalaka 15+ years of varied industry experience (including extensive consultation work with large cap and fortune 500 organizations) in both software development and systems engineering as well as overall project management and client development/consulting; significant experience with Linux and Windows (mixed) environments and programming experience (including C#, JAVA, C/C++, shell scripting, and SQL), an MBA in Information Technology, and a solid understanding of complete systems lifecycle development/deployment/and support with a solid focus on applying process optimization strategies (Lean, TQM, 6 Sigma, etc...) My overall career path has been extremely varied, covering a wide range of tasks, duties and responsibilities (in an extensive breadth of industries) The main focus has been working in a (C#/JAVA/MSSQL) development;(Windows/Linux) deployment environment, designing and developing application/systems architecture for large scale portal (clustered and virtualized) applications, managing both development and server teams, designing and implementing systems security components, and deploying and managing network/infrastructure resources. Additional responsibilities have included client development/consulting, the integration of developed solutions into client project deployments, offshore team coordination, following development best practices to produce tested, integrated and fully-documented software solutions for Linux and Windows platforms (including Windows Mobile), and large scale systems roll out and deployments using both clustered (both hardware and software based) and virtualized (VMware) technologies. Business Level Japanese, JLPT Level 2 Conversational Spanish/German Specialties: Project Management, Software Development, Software Architecture, Systems Engineering/Architecture, Network Engineering, Programming, Troubleshooting/Maintenance, System Security, Software Architect, JPLT 2kyuu, DBA, MCTS, MCPD, MCSE 2003, SCJD 1.6, Security+, Lean Agent Certification, PMP, Six Sigma Black Belt Process Optimization

    $125.00 /hr
    0 hours
    0.00
  3. Hitesh Pahuja

    Hitesh Pahuja

    Senior Java Developer

    India - Last active: 10/14/2013 - Tests: 3

    Let me introduce myself as Hitesh Pahuja, having 9 years of IT experience as Senior Java Developer/Analyst. I have a strong background in Object oriented architecture, analysis, design and software development using latest technologies like Java, J2EE , Scala, Akka technologies. • Expertise in Product Iterative Development Model, Agile software development technique using principles like Test Driven Development, Continuous Integration and Automation testing etc. • Expertise in working throughout the project full-lifecycle, had worked on every phase of SDLC e.g. Application Security, Deployment, Requirement Handling, High level designing, Data Analytics and Statistics, Enhancement etc. . Experience in Application security at various layers like Web layer [ Fiddle, Nessus etc.], Web-Services Layer [ SSL, Fuzzing] etc. Extensive experience in Agile delivery of software using practices from Scrum, eXtreme Programming etc. Well versed experience in Test Driven Development, Mocking techniques and CI tools like Bamboo, Cruise Control and Hudson etc. I had worked with various types of applications like • SOA based using web services technologies. • Messaging based using JMS over JBoss/IBM Web Sphere. • Web-based application using technologies like Spring MVC, HTML, JavaScript, Ajax, JQuery etc. • E-Commerce based application. • Customer Support based application which involves dealing with client calls and resolving their technical issues. I have expertise in various domains like Banking [Retail and Loan based], e-Learning, Publishing Education and Retail etc. I am very keen to learn new technologies and business knowledge. I accept challenges and can work independently, can lead a team and act as a mentor to my juniors on technical front. For employment prospective I am open to contract role and on negotiable rates. I can make assure my stability with company and available immediately. Sincerely, Hitesh Pahuja, Hitesh.pahuja@gmail.com http://www.linkedin.com/pub/hitesh-pahuja/8/55b/3a

    $27.78 /hr
    550 hours
    0.00
  4. Robert Schwin

    Robert Schwin

    Game Designer / Software Developer

    United States - Last active: 10/17/2014 - Tests: 1 - Portfolio: 1

    Hi, I'm Paul. I have a passion for making fun games that offer unique and engaging experiences. Over the past decade or so, I've written and designed several tabletop roleplaying games. More recently, I've turned my attention to software development, and I've had a great time creating virtual universes ever since. My specialties include: game design, user experience, Unity 4.x, C# scripting, object-oriented programming, 2D and 3D physics, procedural generation, writing, editing, management. I have experience with: Objective C, Javascript, Python, Java, HTML 5 I am eager to learn more about: Artificial intelligence, path-finding, mobile/ web development, 3D animation.

    $33.80 /hr
    347 hours
    0.00
  5. Thomas Congrove

    Thomas Congrove

    Software Developer, Production Support, entry level DBA ltd. avail.

    United States - Last active: 04/16/2014

    Currently working as an Sr. IT Applications Developer for a Fortune 100 company. Recently retired from a two year tour as a software engineer and DBA for the military. My availability is limited by my primary development job, but if you have something small or just want a second set of eyes on your project, I'd be glad to assist!

    $25.56 /hr
    27 hours
    0.00
  6. Victor Macik

    Victor Macik

    Software Developer

    Germany - Last active: 07/22/2013 - Tests: 1

    Over the last 12 years, I have developed a wide range of websites and backend solutions using Java, C++, PHP, and MySQL including sites for different scales of clients. My core competency lies in complete end-end development of backend solutions, along with turn-key products. Feel free to consult with me on any matter, as I'm working independently I promise to provide help even if you aren't interested in conducting business together - this is just the friendly way.

    $33.33 /hr
    33 hours
    0.00
  7. Aarthy Ramachandran

    Aarthy Ramachandran

    Senior Developer

    India - Last active: 12 days ago - Tests: 1

    4 Years of Experience in design, development and deployment of object-oriented application using Java and Perl Develop applications for integration with backend databases to facilitate web services. Develop functionality based UI tools to integrate services. Programming and EIM design for data processing, data mining and extraction for customized reporting.

    $25.00 /hr
    1,079 hours
    0.00
  8. THANKGOD IKARI

    THANKGOD IKARI

    Experienced Software Engineer/ Programmer and Web Developer/QA Tester

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

    Here's a little fact that says it all: A certified DBA for LUW IBM DB2 9 and an accomplished software engineer/developer. Over the past 4 years I've being actively involved in helping clients stay abreast on the forefront of modern technologies with web applications and services. While utilizing cutting edge technologies and best practices in software development. I'm presently in this for a real-time development and improve the standard of code for your system using new techniques in building a first grade and high quality system for a highly competitive and rapidly changing market place. I'm comfortable with Ubuntu Linux platform for PHP scripting and Java as well as windows for all developments including .NET manipulation. With a great managerial/analytical skill at my disposal to render a faultless, prompt and quality service to you, contact me with that challenging problem and see how easily i will solve it within a limited time frame. So what do you get? ->An improved sales with increased productivity of an impressive nature. ->Every single visitor of your page becoming a returning visitor as well as a customer ->Great improved performance of your system to conform to the best practices ->Top notch feedback from customer regarding the best quality service they receive, etc. I have extensive knowledge in the following languages/frameworks and DBMS: ASP.NET C# jQuery AJAX MVC MSSQL ORACLE DB2 PHP XHTML DHTML JavaScript CSS MySQL

    $16.67 /hr
    0 hours
    0.00
  9. Abu Sadat Mohammed Yasin

    Abu Sadat Mohammed Yasin

    Programmer (Website, Android & iOs Application/Game Development)

    Bangladesh - Last active: 10/05/2014 - Tests: 1

    Over the last 5 years, I have developed a wide range of mobile apps (Android & iOs application/game), mobile version websites, xHTML, DHTML, CSS, JavaScript, PHP, and MySQL including sites & apps for different companies and businesses. My core competency lies in complete end-end management of a new mobile app, mobile version website, website development project, and I am seeking opportunities to build mobile app, mobile version website, website from the ground up for you or your business. I have experience in the following areas: 1. iPhone, iPad (objective C) 2. Android 3. XHTML, CSS, JavaScript 4. Php, MySql 5. Framework: YII, CodeIgniter, CakePhp 6. CMS: ZenCart, Joomla, Wordpress, Drupal 7. Scripting Language: Jquery, Ajax, javascript, Flash, ActionScript3 8. PhotoShop

    $16.67 /hr
    0 hours
    0.00