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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: August 1, 2015
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  1. Anton P.

    Anton P. Agency Contractor

    Java developer

    Russia - Last active: 5 months ago - Tests: 3 - Portfolio: 3

    I am an IT specialist with over 10 years of experience, particularly in the area of software development. My principal interest is the development of software in the Java language, as well as web development and integration. Throughout my career I have participated in many projects with varying complexity. I worked as a Project Manager and Developer with products such as Service Desk class systems (IBM SmartCloud, HP ServiceDesk, BMC and others), Electronic Workflow (Documentum, Nuxeo etc.) and Sapiens IDIT related software among others. The main technologies that I use are - J2EE, JSP, JSF, EJB, Hibernate, GWT, HTML, CSS, Javascript and frameworks (JQuery, dojo), Ajax, databases (Postgres, MySQL, Oracle, MSSQL), ant, maven, various Control Version Systems and Continuous Integration.

    Associated with: XDevel

    $33.33 /hr
    0 hours
    0.00
  2. 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
    2,967 hours
    4.82
  3. Jatin Sutaria

    Jatin Sutaria

    Certified Java Architect and Developer

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

    My name is Jatin Sutaria and I am a hard-core Technology Architect with 15+ years of relevant experience. I run a consultancy firm (V2 Technologies) - http://thev2technologies.com/ with an office in Mumbai and work as a consultant with organizations having highly technical architectural and design needs in following areas - 1. Architecting and Building Complex scalable systems from scratch using NoSQL - Graph databases as Neo4j, Document stores as MongoDB 2. Designing and Deploying Complex Search applications using Solr, Lucene and Hibernate Search 3. Setting up clusters of applications, Solr Servers- using Zookeeper in production and articulate the Operation processes and tools required for post-prod support 4. Building highly transaction systems with Spring, JMS-Messaging, Hibernate, Juice, EclipseToplink, and other ORM tools with Caching (replicated) 5. Use and Integrate Rule based Engines (Drools), BPM - JBPM, Apache Camel in our applications 6. Use advanced UI frameworks as VAADIN\GWT, HTML5, Bootstrap, JSF to speed up UI development 7. Experienced as SOA/Enterprise Architect with international clients 8. Handling Nonfunctional requirements - With objectification and demonstartion through POC 9. Peformance Engineering 10. Much More in my CV I work in following modes 1. Work at Client premises for project duration 2. Work at my premises and visit Client's on need basis. My website talks about my clients and the kind of work I do. Please feel free to call me to discuss the possibility of having a mutually beneficial relationship.

    $30.00 /hr
    17 hours
    5.00
  4. Jimmy D.

    Jimmy D.

    Expert in Spring / core java / Angular Js

    India - Last active: 3 days ago - Tests: 2 - Portfolio: 2

    Over the last 3 years, I have developed a wide range of websites using HTML, JSP, Spring, Hibernate, and MySQL including sites for startup companies and small businesses. My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business. I also have some experience in the following areas: Angular js, Ajax, OOP, and software design and testing.

    $10.00 /hr
    113 hours
    5.00
  5. Nimesh S.

    Nimesh S.

    J2EE Developer

    India - Last active: 7 days ago - Tests: 2

    Over 4 years of my technical career, I have extensive experience with Java based technologies. With becoming masterpiece in J2EE, I tried my hand with other java EE frameworks like Spring, Hibernate/JPA and Grails and worked on them with same ease because of core Java competency. With different projects, I used back end tool like MYSQL and MSSQL. Meanwhile I experienced with other technologies intertwined in java projects such as Ajax, Css, Javascript and Jquery. With every projects I developed myself with some checkpoints to increase performance of developed system and maintaining coding convention. Apart from this I have worked on Mule ESB and integrated it with Spring technologies for developing various connectors like File Connector, JDBC Connector, SMTP Connector, Activemq Connector etc.

    $10.00 /hr
    82 hours
    5.00
  6. Alena K.

    Alena K.

    Scala, Akka, Play Framework, Java, OpenClinica, EDC

    Belarus - Last active: 1 month ago - Tests: 4 - Portfolio: 21

    I'm involved in software development during last 9 years. I have good abilities and I'm looking for Java and liferay projects. Skills: Scala (Lift, Play), Akka, Java (Spring, Spring Web MVC, Lucene, Compass, Struts, GWT, JPA, Hibernate, Toplink, JAXP, Castor, Ant, Maven), Java EE (EJB, JSP, Servlets, JMS), RDBMS (PostgreSQL,MySQL, Oracle), (X)HTML/CSS/Javascript, XML/XSLT/XPath, PHP, GNU/Linux

    $40.00 /hr
    1,566 hours
    5.00
  7. Kusum A.

    Kusum A.

    Senior Software Engineer/JavaEE Developer

    United States - Last active: 8 days ago - Tests: 7 - Portfolio: 8

    Enthusiastic & passionate towards software development having more than 5 years of professional experience in software development especially Enterprise application development using Java and Java EE frameworks. Some of my major skill sets are: Java(Core and Advanced),Spring, Spring MVC,JPA,Hibernate,SVN,GIT,Maven,JSP,Servlets, HTML,CSS, MySQL, Javascript, Angularjs, jQuery etc. I also have some experience in Mobile Application development using Android and Ionic framework.

    $25.00 /hr
    2,361 hours
    4.99
  8. Alexander Kirgetov

    Alexander Kirgetov

    expert Java developer, expert XMPP developer, expert Web UI developer

    Ukraine - Last active: 8 days ago - Portfolio: 1

    • 20 years working on development of wide variety of information systems as Application Developer, Application Architect, project manager, business analyst • Particularly interested in development of Real-Time Communications and VoIP solutions based on XMPP, SIP protocols and WebRTC, WebSocket, etc techs Java platform (J2SE 8/7, JEE 7/6) HTML5, CSS, JavaScript, Ajax, Multimedia live streaming (WebSocket, WebRTC), IndexedDB XMPP, Jingle, OpenFire server, Tigase XMPP server, JSJaC SipServlet, Cipango server, JsSIP VoIP solutions (Asterisk, Flashphoner, Billing systems, proprietary services) J2SE 8/7, Multithreading, Reflection, Sockets XML/XSLT (JAXB, DOM, SAX, STAX) CDI 1.1 (JBoss Weld) AOP (AspectJ) Java Servlet 3.1 Java Web Services: RESTful/JAX-RS1.1, JAX-WS JPA 2, Hibernate 3.x, JDBC, iBatis, SQL MySQL 5.5, PostgreSQL 8/9, Oracle 11g

    $30.00 /hr
    60 hours
    5.00
  9. Sheikh mohammad S.

    Sheikh mohammad S.

    Java/J2EE, OSGi, Google App Engine, Liferay, Spring, Hibernate

    India - Last active: 2 days ago - Tests: 1

    Software Developer and Technical Consultant with specialization in Java, JavaEE, Liferay and OSGi technologies. An ardent open source supporter, I have dabbled in myriad open source technologies like Google Web Toolkit, Struts, Apache projects, Hadoop, Eclipse plugins, Netbeans plugins, KDE, Linux drivers and OrientDB to name a few. I have been involved in the design, development, integration, and deployment phases of IT projects in domains like CRM, Supply Chain Management System, Advertising & Media, Search Engine and web portals. I also provide corporate training. Specialties: Web Application Architecture, Java, JavaEE, JSF, Spring, Hibernate, Liferay, OSGi, Java Modularity Architecture, Google App Engine

    $33.33 /hr
    0 hours
    4.55
  10. Marcel N.

    Marcel N.

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

    Romania - Last active: 1 day ago - 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