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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, 447 Java projects are completed every quarter on Upwork.

447

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 4.73.

4.73
Last updated: September 1, 2015
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  1. Ahsan Shahid

    Ahsan Shahid Agency Contractor

    Web , Mobile apps Developer, Matlab expert and Google SoC 2013 Winner

    Pakistan - Tests: 10 - Portfolio: 7

    I am a goal-oriented professional with an aim to provide customer-satisfactory solutions in minimum time possible and with minimal supervision. I was GOOGLE SUMMER OF CODE 2013 WINNER, which is a program initiated by Google in which I had to write code for Open Source Organizations under Google's Supervision. Moreover, I also worked in the past for a software firm named App-Desk. I have been developing software since High School. I have 5 years of experience with Drupal and Code-Igniter frameworks. I have attained a number of skills during my Electrical Engineering Degree as well. I have sufficient expertise in programming languages as: 1. C/C++ 2. C# 3. JAVA 4. Python 5. PHP 6. JavaScript/JQuery 7. CSS 8. HTML 9. MATLAB 10. Octave I have experience in the following frameworks: 1. Drupal ( PHP ) 2. WordPress (PHP) 3. Code-igniter (PHP) 4, Qt ( C++) 5. Django (Python) I also have extensive experience working with MySQL databases. Moreover, I also have experience in building mobile applications on android.I have made a course-manager on android as my final year project. So I am also comfortable with developing applications for android. I also have sound knowledge of working with sub-version systems as well ,like 1. Git. 2. Mercurial. It is my commitment and promise to provide best possible work by following industry-level coding standards , and in minimum possible and with 100% client's satisfaction.. I also possess expertise in Electrical Engineering softwares and technologies as: 1. ISIS Proteus. 2. Verilog. 3. AutoCAD 4. MATLAB 5. OCTAVE. (I volunteer for octave development as it is an open-source software). 6. ARES. 7. Atmel Atmega Microcontroller programming. 8. Digital Image Processing. 9. Beagle Bone and Raspberry pi related embedded systems configuration. 10. Circuit Designing. During the course of my degree , I have studied following subjects: -Digital Image Processing. -Calculus -Control Systems -Embedded Systems -Software Engineering -Digital Logic Design -Computer Organization and Architecture. I also possess certificate from Google for working for Open-Source organizations during the summers which speaks itself about my skills and dedication to my work. Some Notable Projects relating to Electrical Engineering that I have done are: 1. Autonomous Road-Traffic Control System. 2. Line-Following robot purely based on Digital Logic Design. 3. a TV-remote controlled home automation system with a capability to set timers to turn on/off the appliances. 4. A go-to-goal and obstacle avoider robot based on ultra-sonic sensors. I am a software developer by passion. I love writing code , that is the reason I also volunteer to open-source organizations as well. Now I am starting my professional career as a free-lancer to fulfill my dream to be an entrepreneur. Why You should choose me? 1. I am passionate about writing code and helping others. I also volunteer for open-source organizations like GNU Octave. 2. I am Google Summer Of Code 2013 winner as well. 3. I have ability to work through 24 x 5 . 4. I can work on a timezone comfortable to Client. 5. Able to share reports with the client on daily-basis. 6. Able to work under minimum-supervision. 7. Able to work more-efficiently if goals are clearly-stated. 8. Can also on week-ends if needed. 9. Keep total transparency during the project development. 10. Despite being a student, I have experience for working with the industry-leading professionals and companies.

    Associated with: ASH Solutions

    $33.34 /hr
    433 hours
    4.65
  2. Lalith Jayasinghe

    Lalith Jayasinghe

    JAVA | PHP |Automation | Linode | OpenShift | Heroku

    Sri Lanka - Tests: 3 - Portfolio: 4

    Looking for challenging desktop/web Application development(cross-platform) and Linux system administration. I am specially interested in... 1. Cross-Platform Automation. 2. Cross-Platform SEO Utility. 3. Linux server administration. 4. Cloud app development (OpenShift,Heroku,AWS,Google) I achieved sun(oracle) certification in 2005 and I have 7 years+ experience as coder.

    Groups: Corona Labs

    $11.11 /hr
    17 hours
    5.00
  3. Fahim M.

    Fahim M.

    Software Architect & Developer

    Bangladesh - Tests: 5

    Over the last five years i have developed wide range of projects mainly in JAVA environment. I have developed desktop, mobile & web applications for personal as well as business uses. I have professional training on Object Oriented Design & Analysis and Design patterns. Here I am looking for the opportunity to use my expertise to satisfy your need.

    $11.11 /hr
    0 hours
    5.00
  4. Shadab Hussain

    Shadab Hussain

    Expert Java Developer

    Pakistan - Tests: 1 - Portfolio: 8

    Experienced Software developer with skills Java,XML, C#, Android and C++. I have over 3 years of web development experience in JavaEE, ASP.NET and PHP platforms with different databases SQL Server, Apache Mysql, Oracle and Derby. • Strong OOP and Software engineering concepts. • Very Good Knowledge of Java SE & JSF, JSPs and Servlets • Basic knowledge of Spring Framework • Excellent at application programming in Java and data structures • Have developed Software application following whole life cycle i.e. from requirement gathering to implementation phase keeping agile development practices in mind. • Very good understanding of databases and database modeling • Extensive knowledge of data structures and have implemented myself • Can Model classes from specification and very good at Project Documentation • Very good knowledge of XQuery and SQL • Very good experience of working with RSS and Media RSS • Worked with relational as well as NoSQL Databases • Developing Electronic Medical Record System (Medical Drop Box) according to standards of HL7 as my Final Year project of undergraduate degree. • Excellent communication skills in English both oral and written.

    $22.22 /hr
    5 hours
    4.97
  5. David M.

    David M.

    Systems Engineer - Web Developer

    Colombia - Tests: 4 - Portfolio: 1

    My principal goal is to became a fulltime freelancer so I can use all my skills and learn more and more while developing what you need. Also, I think is very important to know new people all over the world that have similar professional interests that I have.

    $3.33 /hr
    19 hours
    5.00