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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. Ivan javier R.

    Ivan javier R. Agency Contractor

    Java developer, Web programming, Desktop Applications.

    Colombia - Tests: 1

    Over the 5 last years, I have developed applications in java and in the last 4 years web applications using gwt. I also have experience using the following tecnologies: hibernate, ibatis, jasper report, apache poi, c++, sql.

    Associated with: BGX

    $18.00 /hr
    10,657 hours
    5.00
  2. Lotfi Fetteni

    Lotfi Fetteni

    JAVA/Android Developer, Software QA,Website QA

    Tunisia - Tests: 4 - Portfolio: 10

    Dear Clients, I have a national diploma in computer engineer. I am Java developer with 3 years experience in JAVA, Android, WORDPRESS. Worked with such technologies as JSON, HTML, XML, Oracle Database, MySQL. Over the last 3 years, I have developed a wide range of apps using Java, Android SDK,WORDPRESS, SOAP , XML and JSON. My core competency lies in complete end-end management of a new Android apps development project, and I am seeking opportunities to build apps from the ground up for you or your business. I also have some experience in the following areas: C, OOP, and software design and testing. This variety allowed me to understand the real needs of my clients and to translate it to reality. I'm responsible, creative and hardworking developer and I'm always interested in finding new projects, where I can realize my knowledges. I am looking for challenging projects where I can put into service my skills and contribute to their success. Thank you for reading my profile. Lotfi

    $6.00 /hr
    2 hours
    2.95
  3. Ledisi N.

    Ledisi N.

    Java Developer

    Nigeria - Tests: 2 - Portfolio: 1

    I am an experienced Java developer. I look at problems and find best possible solutions to those problems. i love challenging projects and never give up on providing the best. I have the following skills sets: java, j2ee, springframework, Hibernate, maven, jenkins, playframework, grails e.t.c I have worked on several projects ranging from desktop to web, and mobile, webscrapers, file parsers e.t.c, here are a few of them: 1)PlanSimulator : A simulator that displays movement of people within a shopping mall. The essence of this application is to help provide insights on user behaviours withing a shopping mall, as well as help to 2)PaymentBot : This is a bot that was developed to automate the process of adding items to cart and making payments on the Ministry of corporate affairs site in india(http://mca.gov.in). The site made use of captcha for login. I was able to overcome this by using the deathbycaptcha service.

    $25.00 /hr
    0 hours
    5.00
  4. Anvar Kiekbaev

    Anvar Kiekbaev

    Java Developer

    Russia - Tests: 3

    Java developer with 3+ years experience. I have worked with Java SE 6/7/8 JDK and Java EE 6/7 stack. Frameworks and Technologies: Guice, Netty, Apache Thrift, Google Protobuf, Disruptor, Akka, Play 2; Spring 3/4 (DI, AOP, Security), Apache CXF, Apache ActiveMQ; backbone.js, jquery, bootstrap. I would really like to be a part of a complex high load project as a backend developer. I always willing to explore new areas of software development.

    $20.00 /hr
    58 hours
    5.00
  5. Pavel S.

    Pavel S.

    Java Developer

    Russia - Tests: 5

    In programming since 2004 (Oracle pl/sql in Banks). Now I am Java Developer (3 year of J2EE web development). I have involved in website development using JSF 2, JSP 1.2, JSTL 1.2, Servlet 3.0, Spring, JDBC 4.0, Tomcat 7, MySql. Experience in Maven, JUnit, Mockito, Git, Jirra. Understand HTML, CSS, Sql, Java Script. I want to strengthen my knowledge in J2EE with your greate Team. Also I want to become Java Enterprise Architect and work hard for this! Looking for any part time job upto 10 hours per week.

    $16.67 /hr
    36 hours
    5.00
  6. Ostap M.

    Ostap M. Agency Contractor

    Java Developer

    Ukraine - Tests: 3 - Portfolio: 3

    I am Java Developer with more 3 years of experience. I have developed many projects using modern frameworks and able to learn new one quickly if needed. Before I worked as team member developing networking client-server application and some web projects using MVC frameworks or plain JSP/Servlets. Languages : Java, Python Technologies : JSP, Servlets, JDBC, Web Services, REST Databases : MySQL Frameworks/Libraries: Spring, Hibernate(JPA) , JUnit, JavaFx, Netty Design skills: OOP, Gof patterns, UML Software Development Methodology: Agile, XP, TDD Tools: Maven, SVN, Git, Jenkins IDE: Intellij Idea, NetBeans Other: HTML, JavaScript, jQuery, XML, JSON, JIRA

    Groups: Corona Labs

    Associated with: Progost

    $22.22 /hr
    189 hours
    4.15
  7. Ben afia S.

    Ben afia S.

    Java Developer

    Tunisia - Tests: 4 - Portfolio: 2

    I'm a web and software developer having more than 5 years of experience in advanced textual search best practices. I can ensure high quality work in: - HMI: Flex , GWT, JQuery - JEE: Spring Framework, Hibernate, Lucene, - Reporting: Jasper report, Quark Xpress, iText, ... - DB: Postgres, Oracle, Mysql, Firebird - Servers: WAS 6.1 & 7, Weblogic, JBoss Seam, Tomcat - JSMPP, MMS, PUSH, Cisco CTI

    $22.22 /hr
    423 hours
    4.54