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

Upwork JPA Jobs Completed Quarterly

On average, 8 JPA projects are completed every quarter on Upwork.

8

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 4.54.

4.54
Last updated: July 1, 2015
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  1. Alexander C.

    Alexander C.

    Experienced Java Developer

    Germany - Last active: 11/25/2014 - Tests: 1 - Portfolio: 14

    I have 12+ years of experience developing commercial projects. My skills and experiences: - Core JAVA, J2SE (Threads, Sockets, IO/NIO, Reflection, Swing/Applets), OOP and java/design patterns - J2EE (Servlets, JSP, EJB3), Hibernate/JPA, XML, UML, JUnit - SQL and RDMS (Oracle, SQL Server, Postgres, SQLite), Excel/VBA - Virtualizations: VMware ESX/ESXi (VMware VI-SDK, VIJava), Microsoft HyperV 2008/2012 (J-Interop), Xen/Citrix (XML-RPC), KVM (libvirt) - Network protocols: SNMP (snmp4j), CIM (sblim-cim-client), IPMI/DCMI/RMCP, XML-RPC, COM/DCOM - Ant, Maven, Eclipse (+Plugins/SWT/JFace/GEF), Netbeans, JBuilder - CVS, SVN, ClearCase, StarTeam - Apache Tomcat, JBoss 6/7, OpenDS - HTML, CSS, JavaScript - Linux (RHEL/Suse/Ubuntu)

    $22.00 /hr
    835 hours
    0.00
  2. Alena K.

    Alena K.

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

    Belarus - Last active: 25 days 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
  3. Vladimir Sosnin

    Vladimir Sosnin

    Java Developer

    Russia - Last active: 9 days ago - 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
    4.68
  4. Dzmitry K.

    Dzmitry K.

    Senior Java/Android Developer

    Belarus - Last active: 1 month ago - Tests: 5 - Portfolio: 1

    I have 4 years of experience in both web and mobile software development. During that time I worked in bussiness domains of INSURANCE, ADVERTISMENT, SOCIAL NETWORKS, SALE SERVICES and PROGRAMMING TOOLS/FRAMEWORKS development. Good knowledge of English and Russian language allows me to maintain communication in your preferred language. At this moment I specialized and interested in work under distributed services architecture and complex(full stack) solutions which can include server environment configuration, backend application development, web and mobile clients development. I have been working with Java, but it has never been the only stack I use professionally. WEB BACKGROUND I am working as Java Web Developer for past 3 years. During this time I have worked with such areas as: - RESTfull web services development - SOAP web services development - Web sites with MVC architecture development - Data processing - Single Page Application development In my work i use libraries/technologies: - Spring - Hibernate - Jpa - Mysql - PostgreSql - MongoDb - Gradle - MongoDb - Angular.js - Gulp - Grunt etc. MOBILE BACKGROUND I am working as Android developer for past 4 years and always follow the modern trends in the world of Android ecosystem. During this time I have worked with such areas as: - Custom widgets - Live wallpapers - Memory management - Graphics transformation - Custom views building - Close interaction with social networks(Twitter, Facebook, Vk, YouTube, Google+, Instagram etc.) - In-app purchase and PayPal integration - Close integration with any servers using various protocols(ftp, http) and standards(SOAP, RESTful) - Android Wear application development - Multiplatform mobile applications(Apache Cordova, PhoneGap) In my work i used next libraries/technologies: - AndroidAnnotation - Volley - Dagger - Google Play Services - OrmLite etc. Worked under integration with following 3d part services: - Flurry - Crittercism - Parse - Crashlytics - Google Map This background provides good knowledge of Android UI patterns and material design guidelines that I can apply in your project. SERVER CONFIGURATION BACKGROUND I have used Ubuntu as my working OS in last 3 years and have experience in configuration Ubuntu as backend environment along with other software: - Apache Tomcat - Jboss WildFly - MongoDb - Mysql - PostgreSql - RabbitMq - ActiveMq - ELK stack I have experience with container platform Docker and configuration management utilities Puppet, Vagrant. TEAM MANAGEMENT BACKGROUND I am familiar with Agile methodology itself and have good time management skills. Do you want to know more about me? Feel free to contact me. Best regards, Dmitry.

    $25.00 /hr
    0 hours
    5.00
  5. Roman B.

    Roman B. Agency Contractor

    Java/J2EE developer

    Ukraine - Last active: 1 day ago - Tests: 12 - Portfolio: 1

    Specialist with 4 years experience in software development, mostly in web development using Java and related technologiess: Servlets, JSP, JSF, Struts, Spring, EJB2/3, JPA, Hibernate, Velocity, Quartz, Seam, Ant, Maven, DHTML, CSS, JavaScript, jQuery, JBoss AS, Tomcat. Team and goal oriented, learns capably.

    Associated with: KV4Solutions

    $33.33 /hr
    7,210 hours
    4.81
  6. Giovanni luca S.

    Giovanni luca S.

    Mr

    United Kingdom - Last active: 1 month ago - Tests: 2

    Senior Software literate specialized in the Java technology: Desktop, Enterprise and Mobile (J2SE, J2EE and J2ME). Computer Science graduated with good problem solving working following the principles of the SCRUM Agile Methodology.

    $15.54 /hr
    1,063 hours
    5.00