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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, 584 Java projects are completed every quarter on Upwork.

584

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 4.70.

4.70
Last updated: July 1, 2015
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  1. Maxim Korolyov

    Maxim Korolyov

    Scala / Java expert

    Belarus - Last active: 14 days ago - Tests: 1 - Portfolio: 2

    Short story: Seasoned expert in the fields of software architecture. Passionate about Big Data, scalable, responsible, reactive and fault tolerance systems. Long story: - highly experienced in enterprise/web-scale software design and enterprise application integration; - experienced in Big Data: traditional data-warehousing and cutting-edge noSQL/noETL; - proficient in distributed and concurrent programming; - skilled infrastructure engineer (devops); - seasoned front-end developer; - proficient in BI, CRM, marketing automation and social/casual gaming domains, Ad platforms; - advanced in Scala / Typesafe Stack; - advanced in core Java / countless mainstream frameworks;

    $44.44 /hr
    146 hours
    0.00
  2. Yuri V.

    Yuri V.

    Senior Java Developer

    Russia - Last active: 1 month ago

    Over 12 years of Java full stack developer with a strong design experience in object oriented analysis and design * Extensive experience of using Java EE and Open Source technologies (Hibernate, Spring). * Experience in complex web application development using AngularJS and jQuery * Database design and development with Postgres * Experience with Tomcat and JBoss application server * Experience in network programming, concurrent programming * Experience in Scrum and XP methodologies

    $35.00 /hr
    0 hours
    0.00
  3. Svyatoslav Reyentenko

    Svyatoslav Reyentenko Agency Contractor

    Java/Scala developer

    Russia - Last active: 01/20/2014

    Java and Scala server side development: - Servlets/JSP/EJB/Spring/Hibernate/etc - more than 10 years experience - Liferay - more than 3 years experience - Scala - more than 3 years experience Other: - Perl - Python - Ruby/Ruby on Rails - Javascript (jQuery, Backbone/Underscore) Databases: - MySQL, PostgreSQL, Informix

    Associated with: EmDev Limited Agency

    $35.00 /hr
    195 hours
    0.00
  4. Aliaksandr S.

    Java/J2EE Developer

    Germany - Last active: 05/28/2006

    I am looking for Java/Groovy/PHP team leader/developer position. Opportunity for growth and advancement is desirable.Development of client- server applications, single applications or web applica-tions using object- oriented programming styles on java. Knowledge of Submission of patent applications and related procedures; Ability to work in multi-cultural environment; Ability to work in team, on a team-based approach; Ability to work on own responsibility within boundaries and objectives set out by supervisor.

    $100.00 /hr
    0 hours
    0.00
  5. Francesco B.

    Francesco B. Agency Contractor

    Java Developer, Computer Science Engineer

    Italy - Last active: 1 day ago - Tests: 2 - Portfolio: 1

    Being an experienced software engineer means that I can put into code anything you can imagine. I have 8+ years of experience in both web & mobile development. My expertise areas include Enterprise Java (Spring/Hibernate frameworks running on application server such as websphere or tomcat), standard web development (HTML/CSS/Javascript/jQuery/PHP/MySQL), and iOS applications as well. I have a good sense for effective UX and beautifully designed UI. More about me: - I have a degree in Computer Engineering from the University of Padova. - Worked at Accenture in Milan, Italy as technical analyst/developer. - Worked at IBM in Dublin, Ireland in the Business Intelligence & Metrics Team. - Built various web oriented projects, mostly for fun: - BaoBabel, a professional translator's assistant. - Phras.in, a keyword tool. - News Post, a clever news aggregator for iPhone. - I've been working abroad for years, so I'm fluent in english.

    Associated with: Real Software Engineers

    $55.56 /hr
    2,063 hours
    0.00
  6. Paulo Nunes

    Paulo Nunes Agency Contractor

    Senior Grails/Java/J2EE Developer/Project Lead

    Switzerland - Last active: 08/04/2014 - Tests: 3

    Over the last 8 years, I have been developing mission critical tools and was involved in challenging projects. My core competency lies in complete end-end development of Java desktop and web applications. I have great analytical and communication skills. I'm proficient with Java/J2EE, Spring (the entire stack) and Hibernate. I also have plenty of experience in SQL, Ajax, OOP, and software design. Have 2 years of Groovy/Grails experience.

    Associated with: TwoImpulse Agency

    $38.89 /hr
    456 hours
    0.00