Senior Java Developers & Programmers

Showing 37,677 freelancers

Senior Java Developers & Programmers

Showing 37,677 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

  • 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 Ruby on Rails Developer

    Do you have a great idea? Do you need help or someone to consult with for your web site and mobile apps? You can always invite me and discuss your problem. I will be there for you Full stack Ruby … more

    Do you have a great idea? Do you need help or someone to consult with for your web site and mobile apps? You can always invite me and discuss your problem. I will be there for you Full stack Ruby on Rails developer, primarily focused on back-end with experience in setting up VPS with Nginx and Unicorn or deploying apps on Heroku. Currently I'm interested in e-commerce so I'm familiar with Spree and also writing prototype of e-commerce solution based on MongoDB and Rails. Specialization:- 1.Ruby on Rails (Ruby 1.9.3, 2.1.1, Rails 2.x, 3.x, 4.x) 2 Jquery, Ajax, 3.API Integration. 4. Redmine Integration 5. AWS integration, 6. Heroku deployment 7. Git version control. 8. SaaS Development 9. salesforce integration. 10. API development. My Expertise : Ruby on Rails ( 5+ Years) Availability : 40 hours/ week Communication Via : oDesk/Gtalk/Skype/Mail or Call. Reporting : on daily basis. Please feel free to ask for any further query, I will be happy to work with your project and make it successful.  less

    java ruby-on-rails heroku saas github software-testing mongodb git 00 more less
    • $15.00 HOURLY RATE
    • 4.7
    • 568 HOURS
    • INDIA
    • LAST ACTIVE
    • 8 PORTFOLIO ITEMS
    • 4 TESTS
    ASSOCIATED WITH:
  • 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
    • 24 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
  • Sr Web Application & Integration Engineer

    I am a Web Application & Integration Engineer, Integrating various different systems with REST JSON, SOAP Web Services . I am also a Web Application developer providing clean and very user friendly responsive web applications with clean coding. I configure and administer … more

    I am a Web Application & Integration Engineer, Integrating various different systems with REST JSON, SOAP Web Services . I am also a Web Application developer providing clean and very user friendly responsive web applications with clean coding. I configure and administer Linux servers. I perform domain name and subdomain configuration. Consume and Create REST API endpoints in your Application. Whether you need to integrate Mobile (iPhone, Android) Apps to your backend server or Jquery Ajax front end, I provide all those services. My recent skills include API Integration (REST & SOAP), JSON file creating from CSV, Excel File Parsing, CodeIgniter, PHP, MySQL, Composer, Wordpress, Java, Maven, Spring, Hibernate, Java Native Access JNA (Windows Native Development) , Sabre Travel API, Ripple API, Dropbox API, Paypal API, Google Calendar API, Gmail API, oDesk API, Timecamp API, Flying Saucer, JSON parsing, Spring Data, Velocity templates and Making XML+Java files from it. I performed website Scraping of Secure sites to retrieve specific data I provide my clients and workplace, with my professional and soft skills an exceptional experience in the line of Software Development. My career path includes teaching multiple programming languages at leading educational institutions including University of California at Merced and software development at Sybase USA.  less

    java maven customer-service project-management javascript mysql php soap paypal-integration google-app-engine database-programming api-development jdbc website-development ejb database-modeling jboss 00 more less
    • $11.00 HOURLY RATE
    • 5.0
    • 180 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 20 PORTFOLIO ITEMS
    • 5 TESTS
  • 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
  • Java/J2EE Developer

    Hi, Thanks for visiting my profile. I am Virat Bhavsar, I had completed my Computer Engineering. In my Academic Project I work on JAVA Technology and After that from last 1 years experience in developing Java/J2EE. My Skills JSP/Servlet Spring Frameworks (Beginner) MySql HTML, Javascript and JQuery Thanks, Virat Bhavsar

    j2ee java javascript jsp java-servlets-development groovy grails 00 more less
    • $11.11 HOURLY RATE
    • 4.2
    • 1154 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
    ASSOCIATED WITH:
  • java developer

    I am software engineer. Starting to code Java at University. I am like develop mobile applications (android) and enterprise sites. My recent achievments: - successfully released online service for lawyer (planetaprava.com.ua) as a lead java developer \ team lead in … more

    I am software engineer. Starting to code Java at University. I am like develop mobile applications (android) and enterprise sites. My recent achievments: - successfully released online service for lawyer (planetaprava.com.ua) as a lead java developer \ team lead in team of 2 developers and 1 qa; - successfully released service for online interview as a java developer - successfully released native mobile application for rabotalux.com.ua as a java developer - successfully released android application for calculating spend calories(pedometer) - successfully released android application for view photos from whatsapp My skills: 1. Programming languages: - Java (main); - JavaScript (submain); 2. Frameworks: - Spring - Play - express (node js framework) - mongoose (node js) - Apache tiles - Scala templates - Jquery - Hibernate - JUnit - Mockito - Selenium 3. Databases: - MongoDB - MySQL - Redis 4. REST and XML: - Jackson - Gson DOM, SAX, Xpath and JAXB. 5. other : - Git, Svn; - Redmine, Jira; - Jenkins, Hudson, TeamCity; - Confluence.  less

    java javafx swing mongodb hibernate play-framework spring-framework maven android mysql 00 more less
    • $8.89 HOURLY RATE
    • 5.0
    • 0 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 7 PORTFOLIO ITEMS
    • 6 TESTS
  • Software Developer

    I've been working over the last few years with technologies such as Google Dart,Polymer,HTML5,CSS3,Java,PHP,Javascript,D language,Objective-C,iOS,Android,C#,C,C++ and Delphi. I have developed web projects (frontend and/or backend … more

    I've been working over the last few years with technologies such as Google Dart,Polymer,HTML5,CSS3,Java,PHP,Javascript,D language,Objective-C,iOS,Android,C#,C,C++ and Delphi. I have developed web projects (frontend and/or backend), as well as mobile and desktop software. This year I'm back to college to finish my Computer Engineering course which I once stop due to family matters at the time.  less

    java html d-language c c++ delphi freebsd 00 more less
    • $30.00 HOURLY RATE
    • 5.0
    • 257 HOURS
    • BRAZIL
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 3 TESTS
  • RockStar, Dedicated for iOS8/iPhone/iPad /Android/Parse/AWS/iBeacon

    I have been working with native iOS development since 2008, and perfectly mastered all parts of mobile technologies & skills with lots of experiences. During last 5 years, I have developed iPhone, iPad, Android apps including social networking app, dating app … more

    I have been working with native iOS development since 2008, and perfectly mastered all parts of mobile technologies & skills with lots of experiences. During last 5 years, I have developed iPhone, iPad, Android apps including social networking app, dating app, chat app, shopping app, fitness app, video/photo app, games, business apps and enterprise apps. Additionally, I have 3 years of carryover experiences in web programming with PHP, MySQL, JSP, C#, Ruby on Rails. Especially, I have already owned the best approach and sophisticated methodology for completion of mobile projects successfully. So I can surely manage any kind of projects for mobile platform, web platform and desktop platform. I love creative, innovative and professional works. I hate fall behind technologies, hackneyed idea, poor quality work result. Flexible & swift communication, Agile SCRUM approach is my strong point. It's most important to complete projects perfectly & successfully. I enjoy new challenges on daily basis, looking to overcome my own high standard goals. Give me your idea, and your dream will come into reality! :) Skill-set: ● Native: iOS, Android, Windows8 (Objective-C, Swift, Java, C#), JNI, NDK (C/C++) ● Hybrid: PhoneGap, Xamarin, Titanium (HTML5, jQuery Mobile, C#) ● Web service: XML/JSON, REST/SOAP ● Device, Kit: Bluetooth Low Energy (BLE), iBeacon, Datzing, NFC, credit card reader, MIDI ● Cloud backend: Parse.com, Parse SDK, Parse REST, Parse Cloud Code, Amazon S3 EC2 AWS, Firebase, Foodie, remoteStorage, Twillio, Plivio ● Chat & Messaging Engine: XMPP, Jabber, OpenFire, OpenTok WebRTC, Ejabberd, Erlang ● Media Streaming: Wowza, SoundCloud, Red5, Icecast ● Video/audio/image processing: OpenCV, GPU Image, CoreAudio, EZAudio, Pitch Control, Bass, AVFoundation ● Vector graphics processing: SVG, SVGZ, Illustrator ● Video/audio streaming, codec: Wowza, Red5, H.323, MPEG-4 ● VOIP, Cloud Communication: Twillio, Heroku, Tokbox ● Speech recognition, text-to-speech, Siri, OpenEar ● HTML5, Ruby on Rails, PHP, ASP, JSP, C# and their frameworks ● MySQL, SQLite, Oracle, SQL Server, ODBC ● Facebook, Twitter, Linkedin, Instagram, Youtube, Pinterest, Vimeo ● Google Map, Foursquare, Geolocation, GPS, Open Street Maps ● Augmented Reality: Vuforia, Metaio ● Cocos2D, OpenGL, Corona, Unity3D, Box2D ● Game Center, In-App Purchase, RPG server ● iAd, Adwirl, Revmob, Admob, Chartboost, Tapjoy, Flurry, Testflight ● Mantis, JIRA, RedMine, BaseCamp, Huddle, Sprint.ly, Github, BitBucket, SVN ● Cloud services: iCloud, Rackspace, Zoho CRM, Salesforce, Azure, AWS, EC2, Dropbox ● Enterprise Resource Planning (ERP), Cloud POS, Warehouse Management ● P2P Payments: Bitcoin, Guldencoin, hivewallet, breadwallet ● Online Payment Gateway: PayPal, Authorize.net, Stripe, Venmo, Braintree, Payleap ● Mobile Game Genre: Casino Slot machine, Poker, Chess, RPG, Arcade  less

    ios-development iphone-app-development iphone-ui-design ipad-app-development ipad-ui-design objective-c swift android-app-development java english 00 more less
    • $55.56 HOURLY RATE
    • 5.0
    • 137 HOURS
    • MALAYSIA
    • LAST ACTIVE
    • 10 PORTFOLIO ITEMS
    • 6 TESTS
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