Senior Java Developers & Programmers

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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.

Browse Java job posts for project examples or post your job on Upwork for free!

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, 623 Java projects are completed every quarter on Upwork.

623

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: May 1, 2015
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  1. Venkata ramana V.

    Venkata ramana V.

    AWS Certified Solutions Architect

    India - Last active: 22 hours ago - Tests: 2 - Portfolio: 5

    AWS Certified solutions architect, 16 years of IT experience. Expert in migrating PHP, Java, WordPress and other applications to AWS environment. Configure AWS resources for maximum availability in cost effective way. Distributed load testing on AWS. Code using AWS Java SDK APIs.Masters Degree in Technology(EE) from IIT, India.

    Groups: Application Developers Alliance

    $23.00 /hr
    484 hours
    5.00
  2. Sergey Boltonosov

    Sergey Boltonosov

    Web developing, maths, articles, fiction

    Ukraine - Last active: 22 hours ago - Tests: 5 - Portfolio: 3

    Master's degree in mathematics (geometry). Web-development using PHP, Javascript, MySQL. Level of experience - middle/seniour. Working with mathematical and computer science technical literature, translating between Russian and English. Writing fiction small-stories, prefered sci-fi, adventure, tales.

    $13.33 /hr
    859 hours
    4.95
  3. Kartik Patel

    Kartik Patel

    I m a professional Software Developer

    India - Last active: 22 hours ago - Tests: 4 - Portfolio: 1

    I have been working on Computer Languages since 7 years. and currently working for a Software Company. But would like work more through freelancing. I have worked in different projects using different languages. I would be glad to work in different projects through this profile.

    $10.00 /hr
    196 hours
    5.00
  4. Cherryzandra lea S.

    Cherryzandra lea S.

    Software Quality Engineer

    Philippines - Last active: 22 hours ago - Tests: 3

    SUMMARY An IT Practitioner with almost 5 years of experience in Manual testing, with basic knowledge in Automation. Well-experienced in different types of testing techniques such as Functional Testing, Regression Testing, Smoke Testing. Knowledgeable in core testing activities: test design, test execution, test reposting, test management, and defect management.

    $10.00 /hr
    675 hours
    5.00