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JPA Job Cost Overview

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

Upwork JPA Jobs Completed Quarterly

On average, 6 JPA projects are completed every quarter on Upwork.

6

Time to Complete Upwork JPA Jobs

Time needed to complete a JPA project on Upwork.

Average JPA Freelancer Feedback Score

JPA Upwork freelancers typically receive a client rating of 4.57.

4.57
Last updated: September 1, 2015
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  1. Sergey M.

    Sergey M.

    Java, Vaadin, Grails developer

    Russia - Tests: 4 - Portfolio: 9

    IT-Specialist with more then 10 years experience in software development. Over last 8 years I was working on software development using Java and related technologies. Of these, 4 years on position as a senior Java developer, team leader, project manager. The most important human quality which I appreciate in myself and in other people is a responsibility. Very punctual and as much as possible I understand details. I always adhere and stay in the planned project budget. The basic technical specialisation: - Web services development. - Server side, integration and middle-ware development. - Web applications development. - Development of Rich Web applications, using Vaadin (GWT) Technologies and tools: - JDK, Multi-threading, IntelliJ IDEA - Vaadin, GWT, Grails - XML, JAXP, JAXB - WebServices, SOAP, WSDL, JAX-RPC, Axis2, REST - JavaEE, Spring - JPA, Hibernate - JCE (Java Cryptographic Extension API) - Tomcat, Sun Application Server, WebSphere - ANSI SQL, MySQL - SVN, Maven, Ant, Teamcity - JIRA, RedMine

    $24.44 /hr
    66 hours
    4.20
  2. Ezekiel Baniaga

    Ezekiel Baniaga

    Ezekiel Baniaga - Software Developer

    Philippines - Tests: 4 - Portfolio: 3

    With 5 years experience in various areas of Software Development. Concentrated on different open source technologies to provide clients with a low cost but high quality end results. Below are my mastered technologies and platforms: Enterprise: Java, NetBeans Platform, EJB, JPA, JAX-RS, Hibernate, JBoss Application Server, Apache HTTP Server, Tomcat, Jetty Reporting: JasperReports using iReport. Database: PostgreSQL, MySQL, Sybase, JavaDB, HSQL Software bug-tracking and management tools: Subversion, CVS, Trac, Kenai

    $13.33 /hr
    3,905 hours
    4.94
  3. Hantsy B.

    Hantsy B.

    Java EE, Spring, PHP, REST, AngularJS

    China - Tests: 5 - Portfolio: 5

    Over 12 year Java EE experience, professional in Java EE5/6, Spring, Hibernate, JSF , JBoss Seam etc. Skills: 1. Familarity with Java EE development, Java EE5( and JBoss Seam2), Java EE 6( and Apache DeltaSpike, JBoss Seam3), Java EE 7, Spring( core framework, Spring MVC, Spring Security, Spring Data JPA/Mongo/Rest...), JPA/Hibernate/EclipesLink, JSF/Richfaces/Primefaces, Glassfish/Tomcat/JBoss. 2. Familiarity with RESTful architeure, REST API desgin and implementation, REST programming for both client and sever side( via Spring MVC and JAXRS), Single page application, AnguarJS/Knockout/Ember. 3. Experience of agile methodology(XP, TDD) and Scrum, familiarity with Git, Jira/Confluence/Fisheye/Bamboo, Jekins/Hudson 4. Experience of cloud service, OpenShift, Cloudfoudry, Cloudbees, Google AppEngine etc. 5. Familiarity with LAMP(Linux, Apache, MySQL, PHP 5), CakePHP. Community activity: 1. Contributor of JBoss Arquillian 2. Winner of 2012 JBoss Community Recognition Awards (Category:Wiki) 3. Chinese Translator of book: Spring Live(the famous Spring book from Matt Raible) 4. Co-reviewer of book: Arquillian Testing Guide(Packt publishing) 5. Co-reviewer of video course: JBoss EAP Configuration, Deployment, and Administration(Packt publishing) 6. Author of Click4NB(a NetBeans plugin for Apache Click framework) Blog: http://hantsy.blogspot.com, GitHub: https://github.com/hantsy, Linkedin: http://www.linkedin.com/in/hantsy

    $50.00 /hr
    865 hours
    4.79
  4. Thiago Lima

    Thiago Lima

    Java/Android Architect

    Brazil - Tests: 3 - Portfolio: 1

    Hi, i'm a java/android developer that have some knowledge of C. Right now i'm working developing a social application with Android/Spring/Maven and Java/Spring for the service. Last year i have worked with C in a team of 10 persons that were developing network protocols(SFLOW and LLDP-MED) to embed on switches of a major manufacturer in Brazil.

    $33.33 /hr
    48 hours
    5.00
  5. RJ Ali

    RJ Ali

    J2EE/Spring/Hibernate/JSF/Mule ESB/Struts2/SAAS/AngularJS/REST/SOAP

    Pakistan - Tests: 2 - Portfolio: 4

    I am having more than 8 years experience in developing web based enterprise solutions using technologies like Java, J2EE, Struts, JSF, Spring, Hibernate, Rich Faces, Prime Faces, GWT, Smart GWT. Further Android, JBPM, Performance Tuning, Query Optimization, Code Profiling, Memory Leaks and Team management. I have experience in SaaS applications and integration technologies like web services(jax-ws,jax-rs), JMS (Jboss Hornet Queue, Active MQ), Amazone AWS, Sales Force and Enterprise Service Bus (ESB) specially Mule ESB, Apache Camal, Service Mix and WS02 ESB. I have been working on web based solutions since 2005 so I have experienced the evolution of web technologies starting from web 1.0, then ajaxifying web apps and then single page Rich Internet applications using GWT, Smart GWT, Angular JS, Html5, Css3, D3, JQuery, Ext JS etc. With this much experience in web technologies I can even work as Front End Developer and I have already DONE few jobs as front end developer. What kind of work I prefer to work is the long term nature and hourly jobs. I prefer to establish long term reliable and trust worthy relations.

    $33.33 /hr
    2,823 hours
    4.90
  6. Resa R.

    Resa R.

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

    Indonesia - 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
    3,078 hours
    4.82
  7. Marcel N.

    Marcel N.

    Expert .NET, SQL Server and C/C++ developer.

    Romania - Tests: 5

    I have experience with all types of applications and projects, from simple desktop or web applications to enterprise level distributed and data driven applications , written in various programming languages and frameworks. I have experience and completed projects with the following languages: - C/C++: 10 years experience. - C#/VB.NET: 7 years experience. - Delphi: 5 years experience. - Ruby: 2 years experience. - Java: 10 years experience. - JavaScript: 8 years experience. - Transact SQL (SQL Server): 10 years experience. - PL/SQL (Oracle): 2 years experience.

    $27.78 /hr
    2 hours
    5.00
  8. Vladimir Sosnin

    Vladimir Sosnin

    Java Developer

    Russia - Tests: 2 - Portfolio: 3

    I'm experienced Java programmer with 10+ years of Java experience. Another area I'm experienced is Model Driven Development (UML, DSLs).Interesting tasks for me are architecture development, domain model definition (UML, database), Java development, JEE development, Web development.My LinkedIn profile is http://www.linkedin.com/in/antiso

    $33.33 /hr
    152 hours
    4.75