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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. Taras Shevchenko

    Taras Shevchenko

    Mobile Application Developer, Software Engineer, Web Developer

    Ukraine - Last active: 1 month ago - Tests: 3 - Portfolio: 4

    Over the last 3 years, I have developed android applications. Before that I was a developer in EldoS company and developed security layer in C# language (Visual Studio) for MS BizTalk and MS SQL Server. This layer consist indeed - protection, transfer and load of the data. When there was a free time I helped to develope a wide range of websites using HTML, PHP, and MySQL including sites for startup companies and small businesses. My core competency lies in complete end-end management of a new android, website or software development project, and I am seeking opportunities to build websites, software products (or applications for mobile platforms) from the ground up for you or your business. I also have some experience in the following areas: android, java, php, ajax, html, javascript, git, sql.

    $25.00 /hr
    0 hours
    5.00
  2. Tigran Hakobyan

    Tigran Hakobyan Agency Contractor

    Mathematician, Java Developer, Flash Developer

    Armenia - Last active: 21 days ago - Tests: 5 - Portfolio: 4

    I am interested in jobs which require thinking, using Mathematics, creating different algorithms, completing any complex projects, creating applications by Java and Action Script. Here are my skills: 1. Mathematics, 2. Java, 3. Action script, 4. C++, 5. C, 6. Algebra, 7. Calculus, 8. Geometry, 9. Wolfram Mathematica 10. TeX 11. Moodle 12. HTML 13. CSS

    Associated with: DalmaCode Agency

    $55.56 /hr
    26 hours
    5.00
  3. Mir Mashiur Rahman

    Mir Mashiur Rahman

    Android Developer

    Bangladesh - Last active: 2 days ago - Tests: 2 - Portfolio: 4

    Over the last 2 years i have worked in some android projects including games and life style improving software. I have a clear concept of OOP. I am always ready for challenge and 100% client's satisfaction is my prior concern.

    $12.00 /hr
    3 hours
    4.43
  4. Kris Haines

    Kris Haines

    Software and Mobile Developer

    United States - Last active: 24 days ago - Tests: 3 - Portfolio: 5

    I am an experienced software and mobile app developer. My experiences are with Java and Native Android, PHP, MySql, XML, HTML, and C#. I have some background in c/c++. I am currently in a Bachelor's program at Full Sail University for Mobile Development and I have done some freelance work Developing Android and Windows Applications.I am looking to work as a freelancer until my degree is done and I can find a career somewhere.

    $20.00 /hr
    18 hours
    3.76
  5. Raja Zain

    Raja Zain

    Web Development ,Desktop Windows Base Development Using .Net

    Pakistan - Last active: 2 days ago - Portfolio: 5

    "ALHAMDULILLAH"(it means thanks to ALLAH). I have acquired theoretical and practical knowledge of Web Programming Languages and Content Management Systems including jQuery, HTML, AJAX, , MVC and Sharepoint. I have designed several Websites and able to make any kind of requested modifications or fixes into them. Either your project is to modify an existing website or to start from scratch, I am always ready. You can hire me for Bootstrap,Zurb Themes development too. I am able to develop unique HTML and CSS Themes. My set of skills also includes PSD Mockup Design or/and it's conversion.

    $5.56 /hr
    0 hours
    0.00
  6. Ramesh I.

    Ramesh I.

    Expert for java/C#/JSP-primeface/Database and Network Administrations

    Sri Lanka - Last active: 22 days ago - Tests: 3 - Portfolio: 3

    Behind every successful business is an efficient assistant. My work philosophy is to always be a significant member of the team- not just a voiceless errand-runner- rather, someone who contributes to the growth of the company but without stepping over the line. I have completed Networking and Software engineering degree and done many projects in industry level.Also I completed CCNA RS and CCNAS qualified and I maintain my own business relate to IT field with five years experiences of professional software development ( java/C#/SQL & Oracle Database administrations). I followed system administrations area and Deep understanding and experience of applying major programming paradigms, patterns and approaches such as Object Oriented, Imperative and Functional programming.Basic experience in managing small teams.

    $5.00 /hr
    0 hours
    0.00
  7. JAHANZAIB BUKHARI

    JAHANZAIB BUKHARI

    Mobile Developer | Website Developer

    United Arab Emirates - Last active: 4 days ago - Tests: 1 - Portfolio: 4

    My objective is to provide quality work in the domain of Mobile App Development. I have hands on professional experience in the field of over 3 years. Web Projects: URL: http://uaeapps.ae/ URL: http://uaef.ae/ Aldawliyah Insurance Services I have made android App for Aldawliyah Insurance Services LLC in my company. This app contain information regarding the Info details of Company like personal insurance, corporate insurance. User can check their policy within the app and also cancel its previous policy. I have also made lots of changes in Aldawliyah Insurance Service App in IOS as well and also upload it on ITunes and published it. https://play.google.com/store/apps/details?id=com.uaeapps.aldawaliyah&hl=en https://appsto.re/ae/xRb55.i Projects: Tap Fish 2, the next generation of Tap Fish the #1 aquarium / fish app in the Appstore! You are taps away from owning multiple aquariums, where you can decide what fish to grow, sell, and breed! Technologies and Tools: Cocoa touch, Objective-C, Cocos2d, SQLite3, X-code 4.0, iPhone SDK 3.0/4.3 Tap Fish Seasons (Game, #1 top free game) This game is about fish and aquariums. In this game you can own multiple aquariums, where you can decide what fish to grow, sell, and breed! My role was to work as a developer to add new features in the game. Technologies and Tools: Cocoa touch, Objective-C, Cocos2d, SQLite3, X-code 4.0, iPhone SDK 3.0/4.3 Tap Fish HD (Game, among top free games) This game is about fish and aquariums. In this game you can own multiple aquariums, where you can decide what fish to grow, sell, and breed! My role was to work as a developer in creating this iPad only version. Technologies and Tools: Cocoa touch, Objective-C, Cocos2d, SQLite3, X-code 4.0, iPhone SDK 3.0/4.3 I have worked on multiple wordpress websites projects. Below are the links www.adeelsoft.com www.noorsofttech.com www.cricclassic.com

    $12.22 /hr
    8 hours
    0.00
  8. Malik Mujtaba Haideri

    Malik Mujtaba Haideri

    Software Developer

    Pakistan - Last active: 19 days ago - Tests: 2

    MALIK MUJTABA HAIDERI OBJECTIVE: To apply my knowledge in an effective manner for the betterment of the organization and to be a resourceful asset in utilizing what I have gained during the course of my study and previous professional experiences. EXPERIENCES: 1. Adept Soft as Software Developer Feb-2015 to Present i. Development in Windows Form Application ii. Development in Windows Services iii. Crystal Reports, Store Procedures, Different assigned tasks iv. Maintain Software’s Inventory Management System, HR Management System 2. Logicel Technologies as Software Developer Dec-2014 to Present i. Development in Windows Presentation Foundation ii. Development in Windows Form Application iii. Different Assigned Tasks 3. Waseela Bank (Mobicash Project) as part time DPO from Oct-2014 to Nov-2014 i. Verify customer details from Nadra and submit their data for account activation 4. Burrak Services Enterprises as Data Analyst from Jun-2010 to Sept-2014 i. Design and maintain reports in MS Excel like formulas, pivot table, lookup etc ACADEMICS: 2014 MCS From: PMAS University Rawalpindi 2012 BSC From: Government Asghar Mall College Rawalpindi 2010 FSC From: Government Satellite Town College Rawalpindi 2008 SSC From: Haidry Model Secondary School Rawalpindi SKILLS: 1. Languages: C++, C#, Java, Assembly, HTML 2. .Net Framework: ASP.Net, WPF, WF, Web Services 3. Tools: MS Visual Studio, Eclipse, J Creator, Net Been, MS Excel (formulas, pivot table, lookup etc) , MS Word 4. Database Management System: MS SQL Server 5. Operating System: Windows XP, 7, 8 PROJECTS: 1. Inventory Management System i. Using: Visual Studio 2008, C# , MS SQL Server 2008 R2 ii. Description: Managing Sale, Purchase, Supplier Account Statement, Customer Account Statement, Different types of RDLC Reports 2. Electronic Data Interchange (EDI) Toolkit i. Using: Visual Studio 2008, Asp.Net, Web Services, MS SQL Server 2008 R2 ii. Description: EDI 837 format that has been generated from database and 835 format that has been parse into database 3. Hospital Management System: Visual Studio, C# (WPF) 4. Point of Sale System: Visual Studio, C# (WPF) 5. Book Stock: Visual Studio ,C++ (Link List) 6. Scientific Calculator: Net Been, Java 7. Low Scope Android Projects: Eclipse, Java STRENGTHS: • Good communication skills. • Effective team player • Excellent management and multitasking skills. • Honest and hard working • Dedication to teamwork, long hours & versatility. • Having time management, organizational skills. • Have the determination to handle the pressure situation and have the potential to generate ideas and make them successful through complementary strategies and planning. • Positive attitude and flexible working style.

    $3.00 /hr
    0 hours
    0.00
  9. José Pérez

    José Pérez

    Geospatial database expert, back-end Web developer

    Venezuela - Last active: 11 days ago - Tests: 1 - Portfolio: 3

    I'm mostly interested in database jobs like database administration, data processing, Web semantic related projects, preferences, projects which use SQL and No SQL database, back-end developer roles. Also i'm open to offers related to investigation projects in other areas. Experience with geospatial database administration and solutions design. Experience with OpenStreetsMap and the creation of routing maps. Experience with Neo4j and Semantic Web technologies. 2 years member of a traffic based information API project, developed on PHP. Experience with sServer and sTransport. Projects preference: database design, database administration, development using geospatial information and maps. Preferred languages: JAVA, Python, SQL, bash, PHP. Preferred DBMS: PostgreSQL (proven experience)

    $5.00 /hr
    0 hours
    0.00