Core Java Developers & Programmers

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Core Java Job Cost Overview

Typical total cost of Upwork Core Java projects based on completed and fixed-price jobs.

Upwork Core Java Jobs Completed Quarterly

On average, 407 Core Java projects are completed every quarter on Upwork.

407

Time to Complete Upwork Core Java Jobs

Time needed to complete a Core Java project on Upwork.

Average Core Java Freelancer Feedback Score

Core Java Upwork freelancers typically receive a client rating of 4.68.

4.68
Last updated: May 1, 2015

Popular Core Java Searches

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  1. Alexey Dubrov

    Alexey Dubrov

    Java Solutions Architect

    Belarus - Last active: 1 day ago - Tests: 2

    High skilled Java Developer. My specialization is web/backend development using such technologies as Hibernate, Spring (MVC, Security), JSP/JSTL, Tomcat, JavaScript/JQuery, Maven, RESTful API, Web Services (SOAP). Any desktop (using Swing) development also can be provided as well as utility program development and multi-threaded systems. I'm looking for customers for a long-term cooperation. I would like to offer you my skills and expereince to solve your issues.

    $38.89 /hr
    1,421 hours
    5.00
  2. Alexey B.

    Alexey B. Agency Contractor

    Senior Java Developer / Team lead: Java/J2EE

    Ukraine - Last active: 12 hours ago - Tests: 2 - Portfolio: 6

    IT-Specialist with more then 15 years experience in software development. Over last 12 years I was working on web sites/portals development using Java and related techs: JSF, Facelets, RichFaces, Spring, Seam, JPA, Hibernate, EJB, Portlets, Maven, HTML, DHTML, CSS, JavaScript. JBoss AS, JBoss Portal, Tomcat, AMF, BlazeDS, SOAP, JSON, XML. Over last 7 years worked as team lead/architect. Last 3 years spent as project manager for eCommerce platform server-side/portal development. Hardworking, team and goal oriented, challenge seeking, work well under pressure. Ready for sporadic overtime.

    Groups: Yahoo Web Hosting Designer

    Associated with: U268

    $33.33 /hr
    15,540 hours
    4.86
  3. Fernando R.

    Fernando R.

    Ruby on Rails Developer with Strong Linux Background

    United States - Last active: 07/03/2012 - Tests: 3 - Portfolio: 1

    Very proficient RoR Web developer with a strong Linux/Unix background. Located in Florida, USA I work on EST timezone, allowed to work legally in the USA, I can attend to meetings, receive and make calls worldwide, as my customer you will be provided with a direct line to contact me if necessary. Over 11 years of experience on the IT industry, mainly working for major 500 Fortune US companies such as Cisco Systems, LexisNexis, Sun microsystems and others. My focus is always to keep things as simple as possible and make stuff better. Relevant skills : - Ruby on Rails 3 - Authorize.net , Credit card systems - RSpec , Capybara ( Testing ) TDD - Memcache - C ANSI - Linux / Unix (Solaris) - Shell scripting - Unix power tools: vi,awk,sed,bash,truss,top,strace,tcpdump,iptables.. - Capistrano - Amazon EC2 and Clouding computing. - VPS (Heroku, SliceHost, DreamHost) - Git Collaboration tools and extras that we offer to our customers : - US Phone number landline and cell phone - Skype. - Outlook Calendar (Exchange server) - EST U.S timezone, Located in Florida, near by major airport (FLL) - Fluent in English, Spanish and Portuguese (Spoken and Written) Don't hesitate to contact me if you have any questions.

    $33.33 /hr
    157 hours
    5.00
  4. Jacek K.

    Jacek K.

    PHP ZEND EXPERT JS jQuery AJAX CSS MySQL PostgreSQL Java

    United Kingdom - Last active: 11/26/2012 - Tests: 11 - Portfolio: 6

    I am a Senior Web Developer with 6 years of programming experience in IT industry. PHP5, CMS, Magento, Codeiginter, Zend Framework, Html, CSS3, JavaScript, JQuery, Ajax. * DBMS - MySQL, PostgreSQL, Oracle, MSSQL, Web Services, Python, Java

    Groups: Zend Certified Engineers

    $32.78 /hr
    1,241 hours
    4.92
  5. Barry Johnson

    Barry Johnson Agency Contractor

    Expert Mobile App Developer

    United States - Last active: 9 days ago - Tests: 8 - Portfolio: 8

    I have a deep understanding of mobile apps design and development. (iPhone, iPad, Android) How can I prove it? I can show you my skills through a small test project. I would say that workflow analysis, development of mobile apps and websites are my strongest skills. I want to discuss your mobile application (iOS/Android) idea with you. More than 4 years of: + iOS SDK, iOS 4, 5, 6, 7 development(iPhone & iPad); + Android SDK, Android 2.3 - 4.2 development; + GPS, Google Map, Location Tracking + Cocos2D, Cocoa Touch, Unity3D, xCode, UIKit + C#, C++, Java, Objective-C + Front end and Back end for mobile services on PHP, .Net, Parse; + XMPP + Project management; + Startups development; + Business models generation. + HTML, XML, RSS Feed + Social Networking (Facebook, Twitter, LinkedIn) + I also use the most popular APIs like: Twitter API, Facebook API, Flickr API, Google API, Evernote API. + I am also Expert at Ajax, PHP, CMS- Joomla | Drupal | Wordpress + Ecommerce OsCommerce, virtuemart, + Databases: MySQL, MS SQL + Strong QA and Application Design skills.

    Associated with: OffSure Software Solutions

    $45.17 /hr
    1,072 hours
    5.00
  6. Artem Z.

    Artem Z.

    Expert Android developer with full stack web experience.

    Ukraine - Last active: 8 days ago - Tests: 9 - Portfolio: 3

    Programming is my passion. All what I do is just translate idea into working applications. My goal is do best as you can in all time, in all cases. Programming language or some technology is just an instrument and if I need something in first time I`m ready to learn it in hard terms because self studying - is my life. My rule of three T: Testing are cool, Term is really important, Trust is matter, so if you want to give me some test - I am ready at all time.

    $16.67 /hr
    139 hours
    4.65
  7. Abdul Majid Shaikh

    Abdul Majid Shaikh

    Software Engineer

    Pakistan - Last active: 12 hours ago - Tests: 28 - Portfolio: 17

    I have an experience of 5+ years in IT Software Project Development. I am an experienced web developer and programmer. I have extensive experience in PHP, Magento E-Commerce, WordPress, WooCommerce, Joomla, VirtueMart, CodeIgniter, Laravel, Web Services in PHP, .NET Framework, Databases, Stored Procedures, OOP, SQL, HTML, JavaScript, jQuery, CSS, ASP.NET, Twitter Bootstrap, Moodle/Blackboard (LMS), Mandrill API, MailChimp API, and PhoneGap. My vision is to establish myself as one of the leading web-developer in oDesk. I want to be a part of your success by offering you top quality services. Always try to do works in reasonable price and high quality. I am going to give you high quality and competitive price service.

    Groups: LoadedCommerce, SocialEngine

    $12.00 /hr
    1,615 hours
    4.88
  8. Hafiz Mudassir

    Hafiz Mudassir

    Web Solutions Provider

    Pakistan - Last active: 6 days ago - Tests: 4 - Portfolio: 1

    To satisfy the clients and provide a quality of works is my motive. I am web developer, I have more than 3 years of experience in this field. I have developed many websites by custom PHP and CMS. I am also theme developer using WordPress. I have also worked on Google Charts, Javascript, AJAX, OOP, and software design and testing.

    $8.00 /hr
    373 hours
    4.97
  9. Ismail M.

    Ismail M.

    Bachelor Of Engineering in Computer Science

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

    I am a Web Developer with more than 3 years of well rounded experience. My skills include PHP, Wordpress, MYSQL. I also have experience in HTML and CSS as I have worked on static sites built on HTML/CSS. To know more about my work you can check my client's reviews about my work. Thanks

    $11.11 /hr
    34 hours
    4.87