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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. Varun V.

    Salesforce Certified Developer and Admin with 9+ Years of Experience.

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

    Hi, I am Salesforce certified developer with around 10 years of experience. I am an experienced and dedicated person who believes and feels that quality should never be compromised, Hence I use my experience and dedication in delivering code and product with best quality in least amount of time. In past 10 years I have worked for clients across the globe on variety of projects let it be Customer portal, Partner Portal, Webservices (Rest , Soap) , Open OAUTH, Single Sign On, Apex, Visualforce pages, Data Loader Automation , Email Services , Heroku for creating and hosting Java Web services. I have delivered it on time and with minimum or no bugs! I also have experience in MySql, PHP, and Java. Thanks.

    $25.00 /hr
    45 hours
    0.00
  2. Jason M.

    Jason M.

    Software Developer

    Canada - Last active: 1 month ago - Tests: 2 - Portfolio: 4

    Good Technical Fellow who can handle the most difficult jobs across diverse product family and technology library. My previous jobs include software performance optimization, software engineering process design and management. Above 8 years in direct hands-on coding. My skills include great software development practices and tools, including Virtual environments, Source control, Remote development, Issue tracking , Build , Packaging and test automation. Develop both desktop and Web applications using advanced technologies , which include : Java/J2EE, XML , XMLSchema, J2ME , Cocoa , Objective-C , UI Components with Swing /AWT, Web Frameworks such Hibernate,JSF,Struts... Mobile Developer : iOS Recent Application: Property Appraisal Applications for iPhone and iPad

    $30.00 /hr
    88 hours
    4.97
  3. Martin Calabria

    Martin Calabria

    Software Engineer

    Uruguay - Last active: 24 days ago - Tests: 11

    Hello everyone! I am an enthusiastic person who likes new challenges. I graduated as a software engineer and I've been developing web systems for over seven years using .net, java, and php frameworks. My main strengths are commitment, loyalty and self-learning skills. I hope to work hard here to get new achievements and keep improving my skills.

    $22.22 /hr
    1,010 hours
    5.00
  4. Rahul Singh

    Rahul Singh

    Titanium Appcelerator Developer

    India - Last active: 1 month ago - Tests: 3 - Portfolio: 3

    I am experienced titanium mobile application developer with more than 3 years of experience developing applications using Appcelerator Titanium. I have strong command on alloy framework, widgets, models, database , REST API's (JSON), SOAP API's. Also i have good experience in developing Titanium native modules for ios and android both. Experience in developing native apps android ios.

    $30.00 /hr
    50 hours
    4.33
  5. Pavel S.

    Pavel S.

    Java Developer

    Russia - Last active: 1 month ago - Tests: 5

    In programming since 2004 (Oracle pl/sql in Banks). Now I am Java Developer (3 year of J2EE web development). I have involved in website development using JSF 2, JSP 1.2, JSTL 1.2, Servlet 3.0, Spring, JDBC 4.0, Tomcat 7, MySql. Experience in Maven, JUnit, Mockito, Git, Jirra. Understand HTML, CSS, Sql, Java Script. I want to strengthen my knowledge in J2EE with your greate Team. Also I want to become Java Enterprise Architect and work hard for this! Looking for any part time job upto 10 hours per week.

    $16.67 /hr
    36 hours
    5.00
  6. Minh N.

    Minh N.

    Experienced Java Developer

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

    - Over twelve years' experience in software development using JAVA. - Strong experience in the analysis, design, development and implementation of web applications using JAVA frameworks. - Strong experience in databases: MySQL, PostgreSQL and Oracle. - Strong skills included Java/JSP/Servlet, JavaScript/HTML/CSS, GWT, Spring, Hibernate, Tapestry, Struts. - Good knowledge in Android programming. - Good knowledge in other programming languages such as C/C++, C#, PHP and Erlang. - Good English in communication skills. - Worked as a team leader in both independent and inter-dependent environments.

    $20.00 /hr
    41 hours
    5.00
  7. Dmitriy K.

    Dmitriy K.

    Full-stack java developer

    Russia - Last active: 4 days ago - Tests: 9

    Hello! My name is Dmitriy, I'm a passionate programmer. 10+ years of professional expertise in the Information Technologies industry. Rich expertise in Java SE/EE and related technologies (Core Java, Servlets, JSP, JSF, JDBC, Spring, Hibernate) Expertise in mobile development (Android platform, Apache Cordova, PhoneGap) DB design and development (Oracle, Postgresql, Elasticsearch, MongoDB) Client/server systems architecture and development Specialties: Java8 (Java Core, Spring, Vaadin, Guava, JSF, JDBC, Multithreading, Build environments: Ant, Maven); Clojure + Clojurescript with Om / Reagent; Groovy + Grails; HTML-CSS-JavaScript: jQuery, AngularJS, Bootstrap. Machine learning: Encog, Weka, R. Have a strong interest in functional programming languages (Clojure, Scala, Erlang, Haskell). Have some experience with Apache Mahout recommender engines. https://github.com/kagel

    $27.00 /hr
    26 hours
    5.00
  8. Akshay Mehta

    Akshay Mehta

    Java/J2EE/AngularJS/NodeJS/AWS/iPhone/Android- Developer

    India - Last active: 9 days ago - Tests: 5

    I'm an expert Java engineer with 5+ years professional experience, and focused on OO technologies. I have an extensive background in large-scale desktop, web based systems. My core competency lies in end to end design/development of Web/SOA architecture. Expertise in full Software Development Life Cycle (SDLC) including Software Architecture, Object Oriented programming, Data structure & Algorithm, Database Design, J2EE Security, Encryption, Troubleshooting. ----------------------------------------------------------------------------------------------------------------------------------------------- Technologies: Core Java, Multi-Thread, Memory Management, Servlets, JavaBeans, JDBC, Spring 3.0, Web Services (REST and SOAP), SAX and DOM Parsers, Apache Lucene, Cloud-AWS (EC2, S3, SES), Java Sockets, STUN, NAT, JMS, XML/XSD/JAXB/Apache XML Beans, Apache SOLR, JPA Web Technologies: HTML, JavaScript, AngularJS, JQuery, Bootstrap, Node JS (socket.io,websocket) Development Environment(IDE): Eclipse, IntelliJ and Webstorm Web/Application Servers: Tomcat , WebLogic, Jetty, JBoss Mobile Technologies: Android, iPhone App development RDBMS: Oracle, MySQL Platforms: Windows, UNIX, LINUX Testing Tools: Junit 4.x Version Control: SVN, GIT, CVS Methodologies: Agile Methodology, Scrum, Kanban Build Tools: Ant 1.7, Maven 2.x, Gradle ----------------------------------------------------------------------------------------------------------------------------------------------- I'm looking for challeging projects with strong believes in best practices to participate What you can expect from me: * Quality work (heavy testing, best practices, readable and maintainable code) * Short response time (actually I'd even prefer daily conference calls via skype) * Good speaking English * Responsibility for tasks/project I work on. * Seamless integration with your current team What would I expect from you: * Clear task definition * Easy communication * Adequate and in-time payment Keywords: JAVA, J2EE, Concurrent Programming, Spring, Cloud AWS (S3/SES/EC2), SOAP, REST, Apache SOLR, JAXB, MySQL Payment Terms : 20% released after First Milestone Delivery 30% released after Second Milestone Delivery 30% released after Third Milestone Delivery 20% released after Final Delivery

    $18.00 /hr
    240 hours
    5.00
  9. Basem Elmogy

    Basem Elmogy

    Python Developer

    Egypt - Last active: 1 day ago - Tests: 7 - Portfolio: 6

    Programming Languages: Python,C/C++,Java,C#,PHP Skills: Web Scraping,Data Parsing,Image Processing,Mathematics,Algorithms Projects: 1- More than 800 scripts to scrape and parse data and generate leads from various websites of various difficulty levels with and without using of proxies 2- Multiple scripts to extract data from different PDF files 3- Automatic call center application in C# where the call is automatically answered and the caller transferred to the appropriate branch based on the numbers he/she entered 4- Medical applications using C++ and Qt framework and VTK visualization toolkit based on DICOM standard for manipulating 2D medical images of patients and producing 3D view and 2D projections from a series of MRI and other modalities images 5- Attendance application that uses OpenCV library and fingerprint device to recognize employees based on their face and fingerprint I have also worked in many other projects and I have a database of millions of individuals and businesses profiles from different professional websites ready for lead generation

    $50.00 /hr
    5,466 hours
    4.16