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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, 394 Core Java projects are completed every quarter on Upwork.

394

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 4.70.

4.70
Last updated: July 1, 2015

Popular Core Java Searches

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  1. Aleksandr Bruiakov Agency Contractor

    Oracle PL/SQL Developer

    Ukraine - Last active: 6 months ago - Tests: 3

    Over 7 years of programming experience as an Oracle PL/SQL developer in analysis, design and implementation of business applications using the RDBMS. Developed complex database objects like Stored Procedures, Functions, Packages and Triggers using SQL and PL/SQL. Experience with performance tuning for Oracle RDBMS using «Explain Plan» and HINTS. Programming Languages and Technology: DB MS SQL Server 2000/2005/2008, DB Oracle 8/10/11, Oracle Forms, Oracle Reports, Oracle BI Publisher, Java, Applet, Tomcat, Ant, SVN

    Associated with: KM Ware Ltd

    $25.00 /hr
    0 hours
    0.00
  2. Sai kiran raj G.

    Sai kiran raj G.

    Core Java/C++/Mcse/Mcitp/Data Entry Professional/Content Managment/BPO

    India - Last active: 5 months ago - Tests: 3 - Portfolio: 1

    To join a professional and dynamic team of goal oriented people and achieve excellence in my career through constant struggle. To effectively and efficiently use my abilities towards personal and organizational growth in some reputed conglomerate. And become an important part of the organization.

    $3.50 /hr
    0 hours
    0.00
  3. Sunny Singhal

    Sunny Singhal

    Core Java Developer

    India - Last active: 20 days ago - Tests: 2

    I can work on core java and could create applications.I have done many applications like quiz system,fund raising etc.Using these skills i can be beneficial for you as well.I have many more working ability and perform tasks much faster as well.

    $3.00 /hr
    0 hours
    0.00
  4. Madhav Bhatia

    Madhav Bhatia Agency Contractor

    Android, Core Java C, C++, OpenGL, XML, SOAP, JSON,

    India - Last active: 10/15/2014 - Tests: 1

    smartData Enterprises (I) Affiliate Proving quality innovative solutions to my clients. 2 years of extensive experience in developing native apps for iOS and Android SDK. With great insight into User Demographic requirements and changing market needs, I am confident to take up challenges to develop the best quality apps. Three years of extensive experience in developing Android and Java based applications based websites with extensive database rich applications, Smartphone App Development, Project Estimation and Web Development, worked on Php5, Cakephp Application Design and Database Design. Have done shopping cart applications and various payment gateway integrations for credit card processing in real time such as PayPal and Authorize.Net. Currently working on the development of Android Native Apps from the last 10 months for both smartphones and tablets using latest SDK's 2.2/2.3.

    Associated with: SmartData Inc Agency

    $13.58 /hr
    304 hours
    0.00
  5. Kirill Mitin

    Kirill Mitin

    Java EE/ Java / Android / Scala Developer

    Russia - Last active: 11 days ago - Tests: 2

    Solution-oriented, skilled IT graduate, programming addicted with five years of experience in software engineering. The main area of expertise is developing enterprise applications based on the three-tier architecture and high-loaded applications. That includes experience in the whole life cycle of software development including design, coding, testing, integration and support. Strong skills in Java EE technology stack, Spring technology stack, HTML, JS, CSS, GWT, Play! Framework and Akka. Other side of expertise is Android application development.

    $18.89 /hr
    317 hours
    5.00
  6. Resa R.

    Resa R.

    Java EE Developer with EJB/Spring/Hibernate/Maven/Git/JUnit Experience

    Indonesia - Last active: 1 day ago - Tests: 11 - Portfolio: 3

    I am a Java Developer, working as freelance Java Developer, mainly in Upwork. I am very passionate in Java and java-related technology. My experience mostly in business computing and information system area, using JSF or Spring MVC as web framework, JBoss Seam or Spring as Integration framework and Hibernate as favorite Java Persistence API (JPA) implementation. Mostly using JUnit for testing framework, except for JBoss Seam, I am using Test NG which is bundled together with JBoss Seam distribution. I am also very interested in database design and software design. If my clients require software methodology to documenting my design, my favorite software methodology is Iconix Process. Iconix Process is simplified version of RUP, make The Iconix Process one of reasonable UML Based methodology to adopt. In my spare-time, I am writing some personal open source project and small proof-of-concept about java-related stuff in my GitHub public repository. If you need my detailed skill abilities, below is what I have experienced in: - JPA 1.0, JPA 2.0, with Hibernate. - Bean Validation Specification with Hibernate Validator. - Dependency Injection with Java DI (JSR-330), Java Context and Dependency Injection for Java EE Platform (JSR-299), and Spring Core as most popular (but non-standard) Java Dependency Injection Framework. - Java Web Framework with Spring MVC and JSP, or Java Server Faces (JSF) with Facelet and Primefaces. - Java Web/Application server with Tomcat, JBoss AS/Wildfly, or Websphere AS. - Logging with SLF4J as a wrapper to Log4J or Logback. - JUnit or Test NG as testing framework. - Ant or Maven as build and dependency management tool. - HTML 5, CSS 3, JavaScript, JQuery, Twitter Bootstrap, and transparency.js - Third Party API such as Xero API, Open ERP Java API, Braintree Payment API, and Social APIs (Google, Twitter, Facebook, GitHub, etc.) - Linux/Unix or Windows. - MySQL, Postgre SQL, or Microsoft SQL Server. Thanks, Resa

    $27.78 /hr
    2,959 hours
    4.82
  7. Jasmaninder S.

    Jasmaninder S.

    Expert iOS and Android Developer

    India - Last active: 2 days ago - Tests: 6 - Portfolio: 8

    From the last 6 years, I have been involved in Mobile Apps development especially in iOS and Android projects, using maps, HTML Parsing, Web Services, Push Notifications, Core Data/SQLite databases, regular expressions etc. From past Three years I've also managed large Android/iPhone/iPad Apps, acting as analyst/architect and managing team of developers. So I have good experience in the following areas:C#, Java, Delphi, Android, PHP(Wordpress, Joomla), JQuery, Mysql, Html, CSS ,iphone, IOS, JavaScript, MSSQL programming and software design.. My expertise in Deliver the Quality of Apps in Required Time Frame.

    $13.33 /hr
    2,750 hours
    4.40
  8. Andriy K.

    Andriy K.

    Expert Android Developer

    Ukraine - Last active: 16 hours ago - Tests: 8 - Portfolio: 30

    ✔ oDesk All-Star Freelancer Club member! ✔ oDesk Verified Mobile Developers Club member! ✔ oDesk Top Rated! ✔ Oracle Certified Professional - Java Over the last 4 years, I have successfully developed over 25 complex Android Applications from scratch on my own. My Java skills are confirmed by SCJP (Sun Certified Java Programmer), passed with 98% score. Excellent knowledge of Java and extensive experience in Android allow me to make quality and high-performance applications. Almost all applications and games that I made hit the Top 100 in the Nook Store, even a few hit the Top 10. Very good knowledge of OOP, OOD, Design Patterns, excellent problem solving and decision making skills. I have rich experience in the major components of Android, such as: - UI : Custom components, Fragments, Layouts, ActionBar, 2D Animations, Material Design, Dialogs, Menu, User Interaction(touches, gestures) - Core : Intents, Services, Receivers, Content Providers, Custom Adapters, Resources, Multithreading - Communication & Networking : HTTP, REST, Parse, Socket, JSON, XML, SMS, Bluetooth, Bluetooth LTE, iBeacon, NFC - Hardware and Media: GPS, Google Maps v2, Speech Recognition, Playing Audio/Video, Sound, Playing Sound Effects, Accelerometer - Persisting Data: SharedPreferences, Files, SQLite, Backup and sharing data - Interacting with System: Notifications, Alarm Manager, Timed and Periodic Tasks, Persistent Background Operations, Contacts, Calendar, Task Stack - Graphics: Canvas, OpenGL, OpenGL ES (libGDX) - Social: Facebook API, Twitter API, Google+ API, Foursquare API - Analytics: Woopra, Google, Localytics. I also have experience in developing Web Applications on J2EE platform. Core technologies and frameworks involved were Spring, Spring MVC, Hibernate, JPA frameworks; JSP, JDBC, HTML, XML, JSON, REST, JavaScript(jQuery, AngularJS), AJAX. My skills are confirmed by SCWCD (Sun Certified Web Component Developer) certificate.

    Groups: Sun Certified Professionals

    $44.44 /hr
    10,105 hours
    4.98
  9. Abdul Majid Shaikh

    Abdul Majid Shaikh

    Software Engineer

    Pakistan - Last active: 16 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
    1,796 hours
    4.89
  10. Mysura Reddy

    Mysura Reddy

    Java Developer

    India - Last active: 1 month ago - Tests: 6

    In my past 5+ years experience I worked with most of the Java technologies for Java web solutions . I have experience in JavaEE, Java Spring framework, Spring MVC, J2EE, Struts, Hibernate, Maven-Ant tool. I developed a wide variety of applications over the years, and I have expertise in Database-driven Development using SQL, MySQL,and Oracle Database. Please send me invitation if you have an hourly contract only. My core competency lies in complete end-end management of Java project, and I am seeking opportunities to build applications your business. I also have some experience in the following areas: SQL,OOP, and software design and testing.

    $6.00 /hr
    42 hours
    5.00