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J2SE Upwork freelancers typically receive a client rating of 4.92.

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Last updated: July 1, 2015

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  1. Jason Smith

    Jason Smith

    Alpha Anywhere & Alpha Five Database Architect & Application Developer

    United States - Last active: 1 day ago - Tests: 5 - Portfolio: 1

    If you're looking for someone to develop your custom database application, look no further. I specialize in building and maintaining database applications using Alpha Anywhere. Formerly known as Alpha Five, Alpha Anywhere is a cutting-edge, front-end-to-back-end solution for rapidly building data-driven apps of every type—web, mobile, and desktop. I've been developing applications with Alpha 5 and Alpha Anywhere since 2007, working on projects such as statistical analysis, property management, inventory management, freight-forwarding, operations management, and more. Whether your project is an in-house desktop application, a website, or a data-driven mobile application, my skills are a good match. Check out my website at jasonmsmith.biz for more details. The come back here to start the conversation! I'll be happy assist you!

    $45.00 /hr
    1,039 hours
    5.00
  2. Andrew S.

    Andrew S.

    Senior Software Developer

    Australia - Last active: 1 month ago - Tests: 4

    I develop scalable, reliable, and secure applications using latest technologies. I provide professional, high-quality maintenance work and enhancements to existing software applications. In my previous roles I was leading a team of software developers based north of Sydney, Australia, working on desktop and web applications for finance professionals. I am now changing direction towards freelancing and self-employment, writing my own mobile phone applications and working on a contract basis with individuals and companies who have software/IT needs that I can meet. I am a highly-skilled professional, with excellent communication skills on both the business side and the technical side. I have well-developed time-management skills and have experience successfully delivering quality software solutions within required time-frames. I will work diligently and effectively for you, on any job for which I am hired. You will not be disappointed. Areas of Specialization: Web Scraping, Database Design, MVC Application Architecture, CRM, Code Optimization, Shell Scripting, Network Administration. High Proficiencies: C++, Java, XSLT, XPath, RegExp, SQL, Eclipse IDE, SOAP/REST Webservices.

    $50.00 /hr
    1,025 hours
    3.73
  3. Dmitry K.

    Dmitry K.

    Java Developer

    Russia - Last active: 1 day ago - Tests: 5 - Portfolio: 1

    Over the last 10 years, I have developed a wide range of business applications using Java, Spring, J2EE, REST, Scala, Akka, Play. My core experience is server-side development, database design, development, optimization with wide range of database systems. I'm preferred in TDD and also have some experience with web application development with Jetty, Tomcat, Bootstrap. You can also find my profiles here: https://www.freelancer.com/u/juliasoft.html https://github.com/TheDIM47

    $30.00 /hr
    212 hours
    4.73
  4. Kissa Sy

    Kissa Sy

    Expert Java / Android Developer

    Philippines - Last active: 08/04/2014 - Tests: 7 - Portfolio: 10

    I believe that information technology has a huge impact on our daily lives especially in different industries. I have been developing websites and web applications using combinations of HTML, PHP, Javascript, CSS and lately J2EE with database integration using My SQL or MS SQL on Linux and Windows platforms. I am also an expert in Microsoft Visual Studio Reporting Service 2008 with the goal to provide robust reports for data analysis and future use of businesses. In addition, I have backgrounds on Desktop Applications using Visual Basic, J2SE, C, C++ and C#. I also have some experience in Mobile Web application with J2ME that has been successfully deployed and used by a wide range of users internationally. My goal is to seek opportunities in building new applications and websites for you and your business. I would like to help others feel that technology can really provide ease and betterment not just to human life but to the entire universe.

    $9.44 /hr
    38 hours
    4.99
  5. Joseph john C.

    Joseph john C.

    Senior Technical Specialist, C++, Web Developer

    Philippines - Last active: 25 days ago - Tests: 9 - Portfolio: 5

    I have been working on developing applications for highly recognized companies - mostly Japanese clients. I have developed mobile applications using J2ME but I'm open to learn Android and iOS. I have been assigned to design and develop the core Game Engine for casino games using C++ and mongodb, design randomiser for all games to pass GLI tests for certification and provide data analysis for casino games profit margin calculations. I experienced developing web applications that uses MVC architecture pattern; Servlet/JSP based web applications that uses Struts, Struts2, Spring, Hibernate, S2Dao frameworks. I have also worked using Javascript, HTML, MySQL and MSSQL languages. Most of the projects I have worked on focused primarily on security and performance. I am very comfortable working on a team, but I can also work independently as well. I seek for a stable and long-term job where I can contribute to the success of your company.

    $8.89 /hr
    0 hours
    0.00
  6. Rokan Uddin

    Rokan Uddin

    Mobile Apps Developer(Android) || Java Programmer|| Web developer

    Bangladesh - Last active: 4 months ago - Tests: 5 - Portfolio: 7

    8+ years experienced in Android Apps Development, Java Programming and web designing since 2007. I'm 4 years B.Sc in Computer Science & Engineering certified software engineer from National University of Bangladesh. Mostly experienced in Android, JSON Parsing, XML Parsing, MySQL, SQLite, Google Maps API v2, Location API, Contacts API, Model View Control (MVC), Object-Oriented Programming (OOP),Java (J2SE, J2EE), IReporting, JSP, Servlet Programming, C, C++, Html5, PHP, CSS3, JavaScript. I have successfully designed, developed, and supported live use applications **Android Apps: Play Store: https://play.google.com/store/apps/developer?id=Rokan+Uddin 1. Age Calculation 2. Kobi Sahittik BD 3. Class Scheduler 4. Valentine HD Photo Frames 5. Photos On T-Shirt 6. Flowers Photo Frames. ** Desktop & Web Applications: 7. Sales Management System(J2SE) 8. Online Exam System(J2EE) 9. Web Browser(J2SE), 10. Student Management Systems (PHP)

    $5.00 /hr
    0 hours
    0.00
  7. Anupam Gupta

    Anupam Gupta

    Expert PHP Web Application Developer

    India - Last active: 2 days ago - Portfolio: 16

    I'm a freelance web application developer working for several clients all around the world. Few projects: - RadioInfo.ca (work in progress..) - Archdiocese of Philadelphia" (http://www.archphila.org) - Backend pension management system - MyDittoLog.com - Portal for Pilots and Club admins to log/manage flight details and create reports, invoices - Janus Worldwide - Event and Interpreter Schedule Management System (int.janusww.com) - ARBScan.com - Web trading APP equipped with scanners to retrieve data from Yahoo/Edodata finance APIs - EZWantads.com (http://www.ezwantads.com/ads/) - FinderTag.com FinderTags For Automobiles, Keychains and Dog Collars - WorkOptional.com SOAP based process integration, active timelines - OrderChecksDirect.com (http://www.orderchecksdirect.com) - LicenceLocker.com (http://www.licencelocker.com/sys/) - hot100tips.com (http://www.hot100tips.com) - Meatbids.com (http://www.meatbids.com) etc.

    $15.00 /hr
    200 hours
    4.85
  8. Anton Kuzmin

    Anton Kuzmin

    Senior ruby/java web developer

    Estonia - Last active: 1 month ago - Tests: 7

    Full stack senior web developer with aim at quality of the product, good performance and maintainable source code. 8 years of experience. Able to work remotely, self-motivated. Only heard positive feedback in that sense. Favorite programming books: - The passionate programmer - SQL performance explained

    $40.00 /hr
    40 hours
    5.00