Senior Java Developers & Programmers

Showing 37,689 freelancers

Senior Java Developers & Programmers

Showing 37,689 freelancers

Get Your Java Programming Project Started Today!

Post your Java projects on oDesk and hire expert software engineers and senior Java developers. They can create mobile applications for Android and iOS, redevelop Android widgets, modify and add new Java scripts to your custom Java software, or develop GUI applications with the Swing GUI widget toolkit. The java developers on oDesk are experienced in Java persistence frameworks (like Hibernate), web development, security or database frameworks and Java project lifecycle management tools (like Maven). They can also check, fix or add new Java classes into your Java code, or manage your software debugging, quality control software development or testing tool programming.

Java is a class-based, object-oriented computer programming language that is ideal for cross-platform application development. It comes with a library of commonly used classes and utility functions, called the Java API. On oDesk, the world’s largest online workplace, companies hire experienced Java architects and software engineers to develop all kinds of cross-platform applications, from torrent clients and media players, to helpdesk tools and mobile apps.

Browse Java job posts for project examples or post your job on oDesk for free!

Java Job Cost Overview

Typical total cost of oDesk Java projects based on completed and fixed-price jobs.

oDesk Java Jobs Completed Quarterly

On average, 486 Java projects are completed every quarter on oDesk.

486

Time to Complete oDesk Java Jobs

Time needed to complete a Java project on oDesk.

Average Java Freelancer Feedback Score

Java oDesk freelancers typically receive a client rating of 4.69.

4.69

Last updated: March 1, 2015

  • Senior Java/Scala Engineer/Architect

    My Elance profile with established reputation: https://www.elance.com/s/aparamonov/ I'm very experienced software engineer with architect skills. I have great experience in Play! 2.0, MongoDB, Spring Framework, Hibernate, JSF (etc.). I'm walking on Agile … more

    My Elance profile with established reputation: https://www.elance.com/s/aparamonov/ I'm very experienced software engineer with architect skills. I have great experience in Play! 2.0, MongoDB, Spring Framework, Hibernate, JSF (etc.). I'm walking on Agile way -- Code Review, Continious Integration, stand ups, frequent releases, etc. I'm been able to solve any technical issue, that we will be faced with. I strongly and deeply review all requirements before and while development process. I've worked in several projects as a Technical Leader.  less

    scala java play-framework postgresql amazon-web-services mongodb angularjs elasticsearch nosql spring-framework 00 more less
    • $67.00 HOURLY RATE
    • 5.0
    • 1370 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 9 TESTS
    GROUPS:
  • Java Tech Lead

    I am a Software Engineer with 6 years of solid java experience. I have been involved in all aspects of the software life-cycle, from analysis and design, server to client development using agile methodologies, testing, installation and deployment of web … more

    I am a Software Engineer with 6 years of solid java experience. I have been involved in all aspects of the software life-cycle, from analysis and design, server to client development using agile methodologies, testing, installation and deployment of web applications. I have also contributed solutions to opensource projects namely, Eclipse IAM and NPanday for 3 years. I have used a wide range of enterprise technologies and tools and my goal is to find interesting work opportunities in web development.  less

    java asp.net-mvc spring-framework spring-security hibernate maven jquery gwt jpa oracle-pl/sql jms mysql apache-tomcat linux-system-administration git svn junit swt jasperreports javascript css html xml jsp selenium apache-cxf apache-poi apache-tiles 00 more less
    • $22.22 HOURLY RATE
    • 4.3
    • 1067 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 13 PORTFOLIO ITEMS
    • 10 TESTS
    GROUPS:
  • Senior Java developer

    Phuong is a full-stack developer, with 7+ years experience in software development. He has very strong computer science background. Phuong often contribute to open source projects as he love to do in his spare time. At the moment, he is … more

    Phuong is a full-stack developer, with 7+ years experience in software development. He has very strong computer science background. Phuong often contribute to open source projects as he love to do in his spare time. At the moment, he is contributing to https://github.com/chrisshayan/TechLooper Phuong's nice work can be found at https://github.com/phuonghuynh Contact Phuong at: phuonghqh [at] gmail [dot] com Specialties: - Cloud: Heroku, AWS, AppFog - Saleforce 2012 - IBM Filenet: 3x, 4x, 5x - Java: 6x, 7x, 8x - Spring 3x, 4x - Hibernate: 3x, 4x - JMS: Rapid MQ - Web Service: Apache CXF, Rest - JEE server: JBoss 7x, IBM Websphere 7x - Python: DJango, Google Protocol Buffer - Ruby on Rails - Javascript: AngularJS, PureMVC, ExtJS, DOJO, Node - Front end: Bootstrap, Polymer, Font Awesome - OS: Windows, Mac, Linux: Ubuntu, CentOS - Database: MySQL, SQL Server, PostgresSQL - Tools: SVN, Git, Mercurial, Eclipse, Intellij IDEA - Distributed System - Problem solving - Quick learning - Reading new tech  less

    java j2ee core-java java-servlets-development javascript oracle-java-ee salesforce-apex 00 more less
    • $22.30 HOURLY RATE
    • 5.0
    • 45 HOURS
    • VIETNAM
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 3 TESTS
  • Oracle Certified Associate, Java Programmer

    Experience: Java programming, web scraping, mysql, MS Office, management consulting, etc. Education: Major in Computer Science Applied to Economics, Masters in Business Development Management - UBB University, Romania. Strengths: good work ethic, problem solving, flexible, reliable.

    java android-app-development web-scraping mysql microsoft-office 00 more less
    • $15.00 HOURLY RATE
    • 5.0
    • 66 HOURS
    • ROMANIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 2 TESTS
  • Senior Software Engineer JAVA, Spring, HTML5, Dojo, Angularjs Nodejs

    I am graduated in Analysis and Development of Systems with 8+ years of experience developing Applications using the programming languages such as Java, C/C++, Javascript. My most updated skills are Java using Spring Framework set to server-side services, using … more

    I am graduated in Analysis and Development of Systems with 8+ years of experience developing Applications using the programming languages such as Java, C/C++, Javascript. My most updated skills are Java using Spring Framework set to server-side services, using REST design; Nodejs for websockets services and for simple client apps; Web apps using Angularjs or Dojo to develop a responsive web application with or without bootstrap css; Databases like MySQL, PostgreSQL and also NoSQL databases like Mongodb, CouchDB. Currently I am Senior Software Engineer that focus on development of client-server apps using the best practices of development, unit tests and project management. I like challenges, then I have no problem in go out of my comfort zone.  less

    java spring-framework html5 javascript dojo angularjs mongodb spring-security jasperreports mysql 00 more less
    • $27.00 HOURLY RATE
    • 4.2
    • 237 HOURS
    • BRAZIL
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 0 TESTS
  • DataBase expert, Java, php

    Over the last7 years, I have developed a wide range of desktop and web application and websites using HMTL, JAVA and MySQL including sites for startup companies and small businesses. My core competency lies in complete end to end management … more

    Over the last7 years, I have developed a wide range of desktop and web application and websites using HMTL, JAVA and MySQL including sites for startup companies and small businesses. My core competency lies in complete end to 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.  less

    jquery java j2ee javascript php mysql sap-sybase-adaptive-server-enterprise apache-struts spring-framework 00 more less
    • $16.67 HOURLY RATE
    • 4.9
    • 728 HOURS
    • INDIA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 6 TESTS
  • Android developer

    Hi, My name is Zahar Zolotarev. My #1 goal will always be to meet your needs and deadline. When working on a new project, I like to speak with the client, so that I can have a clear understanding of … more

    Hi, My name is Zahar Zolotarev. My #1 goal will always be to meet your needs and deadline. When working on a new project, I like to speak with the client, so that I can have a clear understanding of his/her needs and vision of the project. I'm honest and fair. Please take a look at my work history for comments from other clients. Thank you in advance for your time and consideration. I look forward to working with you soon. Since 2014, I develop Android applications and games. I am student from Donetsk National University. Listed below are my experience and skills. — Android (2.x & 4.x): Fragments API, Location and Sensors API, SQLite, UI, Services, Maps, AdMob,AdBuddiz, Camera, Barcodes, HTTP Async etc; — Java Core: Java Core, Multithreading, Collections API, etc; — Frameworks: JUnit, Espresso, Spoon; — Core web: XML, JSON,Rest API — IDE: IntelliJ Idea, Android Studio; — OS: Linux, Windows — VCS: Git --- Other: Gradle Also, you can find me on github: https://github.com/MrVilkaman and LinkedIn: https://www.linkedin.com/profile/preview?trk=prof-0-sb-preview-primary-button  less

    android-app-development mobile-app-development java json git github xml 00 more less
    • $10.00 HOURLY RATE
    • 4.8
    • 27 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 8 PORTFOLIO ITEMS
    • 1 TEST
  • Junior Java and Python developer

    I'm good in algorithmic thinking and have experience from numerous competitions during high school mostly using C/C++. I have good knowledge of object oriented programming mostly in Java/Python. In Python I have worked on several web based … more

    I'm good in algorithmic thinking and have experience from numerous competitions during high school mostly using C/C++. I have good knowledge of object oriented programming mostly in Java/Python. In Python I have worked on several web based projects using Flask framework and in Java I worked with swing graphics and multi-threading applications. On my college I have finished course basing on evolutionary algorithms(genetic, simulated annealing, PSO, etc) in Java. I am seeking opportunities to build websites or desktop applications.  less

    java python c++ 00 more less
    • $13.00 HOURLY RATE
    • 5.0
    • 0 HOURS
    • CROATIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 2 TESTS
  • Groovy & Grails, Java - Freelance Developer

    On the author list of bitcoinj project http://code.google.com/p/bitcoinj/source/browse/AUTHORS . However I did only contribute one patch, nonetheless this required reading c code and translating functionality into java. Worked with linux for 4 years … more

    On the author list of bitcoinj project http://code.google.com/p/bitcoinj/source/browse/AUTHORS . However I did only contribute one patch, nonetheless this required reading c code and translating functionality into java. Worked with linux for 4 years, primarily Ubuntu. Eclipse is my primary Integrated Development Environment(IDE). Initially began programming with python, learnt a little bit of C++, including integration of python and C++. Unfortunately it has been at least 2 years since working with python and C++, so my knowledge of libraries and the languages has diminished. Currently spending a lot of time with Groovy and GRails. In the last two years programmed primarily in Java. Have experimented with github. Proficient in HTML5, CSS3, and javascript. Can read and write UML diagrams. Familiar with conventional Cryptography techniques, SHA, AES. Familiar with some Zero-Knowledge Cryptographic protocols. Available for video chat.  less

    grails groovy java hibernate jquery javascript html5 html css css3 linux-system-administration ubuntu 00 more less
    • $44.44 HOURLY RATE
    • 5.0
    • 1176 HOURS
    • AUSTRALIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 2 TESTS
  • Experienced Java Programmer, iMacros Guru. Others: PHP, Linux

    I've worked as a Java programmer since late of 2008. I've joined a project to develop a web application that using Spring, Tapestry and Hibernate framework. I've also been involved in a project, and responsible for handling … more

    I've worked as a Java programmer since late of 2008. I've joined a project to develop a web application that using Spring, Tapestry and Hibernate framework. I've also been involved in a project, and responsible for handling Back Office modules using Compiere (ERP). And many other projects that I can't describe it in here. I also have some experience in the following areas: SQL, HTML, JavaScript (jQuery) and of course OOP. Sometime I 'played' with PHP and iMacros to AUTOMATE small tasks or scrape some websites. I'm also experienced in Linux OS, especially Ubuntu and other distros that based on Debian. I've setup my own VPS to running a Proxy Server using Squid, with multiple outgoing IP addresses. I can help you to install Zurmo CRM on your VPS too.  less

    java j2se j2ee html javascript jquery php curl imacros-scripting crawlers data-scraping data-mining web-scraping xpath amazon-web-services wordpress seo-keyword-research google-searching linux-system-administration ubuntu 00 more less
    • $11.11 HOURLY RATE
    • 5.0
    • 12 HOURS
    • INDONESIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 9 TESTS
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