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Post your XUL development project on Upwork and find freelance XUL designers to build cross-browser XUL plugins for all major applications (e.g. Firefox, Opera, Chrome) or native extensions for IE or Safari to pull data and functions from your web application, or to modify your app’s UI (XUL buttons, windows, menus). Using XUL, XPCOM and JavaScript, these developers can design plugins for custom cross-platform applications with IM chat and file sharing or sync options, develop social media add-ons and toolbars to allow for CSS modifications and banners with dynamic updates, or transpose your Firefox extensions to other browsers (e.g. Internet Explorer toolbars).

XML User Interface Language (XUL) is Mozilla’s XML-based UI markup language. On Upwork, the world’s largest online workplace, experienced XUL developers and UI designers can design XUL browser frames or Thunderbird extensions - even help you install and configure the XULRunner environment or develop XUL applications and extensions to be loaded from web servers and displayed in compatible browsers with Remote XUL.

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XUL Job Cost Overview

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

Upwork XUL Jobs Completed Quarterly

On average, 0 XUL projects are completed every quarter on Upwork.


Time to Complete Upwork XUL Jobs

Time needed to complete a XUL project on Upwork.

Average XUL Freelancer Feedback Score

XUL Upwork freelancers typically receive a client rating of 4.08.

Last updated: October 1, 2015

Popular XUL Searches

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Branko Stefanovic

Branko Stefanovic Agency Contractor

Senior Web Developer

Serbia - Tests: 2

7+ years of programming experience and 3+ years of Javascript/C# experience. Application and system developer, Database Administrator and Project Manager in a wide variety of business and industrial applications. Experienced in web design and software implementation. Specialties: .NET (C# and - Memory Management/Cryptography/Runtime Compilation/Networking), Javascript(jQuery, Mozilla XPCOM API, HTML5), PHP (OOP, CodeIgniter, CakePHP, cURL, Shell Interaction), Shell Scripting (bash), Unix (RedHat, CentOS), OSX Current Occupation: PHP Web/CLI Developer (HTML,Javascript,CSS as well) Particularly interested in long term projects which may come to be challenging and use new technologies which I'm still not familiar with. Basically, I'm interested in always learning something new and further expansion of my current knowledge. Best attribute: Relaxed, hard working with a teaspoon of humor and capabilities of meeting the deadlines in time.

Associated with: N-Finity

$25.00 /hr
1,882 hours

Tin L.

Tin L.

IT engineer - Web & Firefox developer XUL,XSL,AJAX,CSS,PHP,JAVA EE,RDF


I am a french IT engineer. I got my degree at Polytech'Tours DI (http://www My principal interest centers are web technologies. I have good skills in XUL, XBL, XSL, RDF, AJAX, CSS, HTML, Javascript, Java EE, PHP, MySQL since they are programming languages I have used the most. I developed for projects like OsCommerce (online trading), OpenSi (online accounting) or Firefox Ebay Companion in which I added the automatic bidding (personal use). My secondary skills are: C, C++, UML. I also have good knowledge of those tools: Apache, Tomcat, SVN, Trac, Eclipse, Mylyn, LateX/Lyx, Wiki ... I use the Linux operating system Debian everyday. I am also very interested by recognition of forms, AI, neural networks and the assembly language.

$52.22 /hr
168 hours

Ramesh Reddy Musireke

Ramesh Reddy Musireke

J2EE/Spring/Struts/XUL/Hibernate/Oracle developer

India - Portfolio: 3

OBJECTIVE Senior Software Developer EXPERIENCE Three years of software development experience across multiple programming languages including Java,XUL,Oracle. Three years of extensive Java web development primarily developing J2EE applications for Oracle, MySQL, PostgreSQL databases. SKILLS Java technology: Java, J2EE, JSP, Spring, Struts2, Hibernate, Log4j, JUnit, Ant, Maven, Glassfish, Tomcat, Apache Web Server etc. Databases: Oracle, PostgreSQL, MySQL. Development process: UML, Documentation, Version control, QA

$16.67 /hr
0 hours

Hovhannes Babayan

Hovhannes Babayan

Senior Front-End Engineer

Armenia - Tests: 3 - Portfolio: 7

I am a Front-End Developer with almost 9 years experience in relevant field. While mostly focused in developing single page rich internet applications, and having work experience with MooTools, jQuery, AngularJS, ExtJS, HTML5, CSS3, I am also experienced in PHP, MySQL and can built a complete application on Apache-MySQL/Oracle-PHP stack. My code is always easy to read and understand and is carefully documented. While having 9 years experience in front-end stuff, my overall programming experience is about 12 years. I've started with C++ (GUI development using MFC, programming games for Nokia Series-60 mobile phones) and then switched to programming on LAMP stack. I've participated in multiple large projects, including ARPIS (GIS + Document Management software for the Armenia State Cadastre Committee - developed in XUL/JS in front-end and Apache/PHP/MySQL in backend side), and AENIS (Armenia e-Notary Information System - developed in ExtJS in front-end and Apache/PHP/Oracle in backend side). Beside implementing front-end part for that projects I've also helped with designing server infrastructure, database design and optimization and server performance tuning. I've experience with Zend Framework (even fixed some issues there) and I am author of a custom-made closed-source CMS built in PHP which is used in about 20 sites and applications in production (including ARPIS and AENIS mentioned above). Beside programming I was also carrying out lectures on HTML, CSS, JavaScript and PHP and laboratory sessions on parallel programming using C++, MPICH, MPI at the State Engineering University of Armenia for 2 years.

$30.00 /hr
0 hours

Irakli G.

Irakli G. Agency Contractor

Irakli Gozalishvili - Oracle, Java, php, ajax


**Profile** Young and Trustworthy, hardworking developer, with ability & experience to work on different kind of projects independently or in a team. as a team member or team leader. Self motivated/team motivator. Good interpersonal skills and and understanding of the importance of excellent customer service. A good communicator and able to interact with customers. ** Company will gain **A young, experienced developer with a positive attitude. Motivated person, always pushing to the progress, because of his interests of newest technologies. An engineer who learns fast, and works well under pressure. Developer or manager who sees a whole picture of the problem/project because of wide experience in different parts of IT Development. A well organized, responsible person who just loves his work & always trying to do his best. ** Motivation** Highly interested to learn more and to get an experience in some more directions of software development. Motivated to design really useful and progressive products. Interested in building a cross platform products.

Associated with: LDS

$22.22 /hr
0 hours

Eduardas P.

Java/J2EE Developer


Summary: Strong Java and C++ Developer Excellent knowledge of · Java/JFC/J2EE · C/C++/Win32SDK · Assembler · Perl · SQL · PHP/MySQL · HTML/DHTML/CSS · Javascript · XML · TCP/IP Programming experience : PHP (since 2003) Perl (since 1999) Javascript (since 1999) Java (since 1996) HTML (since 1996) C/C++ (since 1990) Assembler (since 1990) Pascal (since 1989)

$11.00 /hr
0 hours

Lance Cleveland Agency Contractor

Coders For Hire : Top Rated Software Development & Architecture Firm

United States - Tests: 4

I work as a CTO for hire for small businesses looking to make the move to the "big leagues" and for startups that are launching new products or services. I am currently contracted for a multi-year position with massively multiplayer online gaming (MMO) company and will be considering proposals from new clients seeking my management and technology leadership skills. As I continue to evaluate new opportunities, My team is available for system architecture and implementation projects. Everyone on my team is hand-selected for their devotion to the art of software design & development. They are proficient in multiple disciplines centered around software and database development. I have several team leaders that sit in the same room with me in our Charleston South Carolina headquarters where I provide general oversight and direction for every project. The entire team is located in the same building to ensure complete customer satisfaction without delays. If you need a well managed team to execute on your vision, contact us today!

Associated with: Cyber Sprocket Labs, LLC

$150.00 /hr
0 hours

Kirill G. Agency Contractor

PHP/MySQL| Ruby on Rails| web design| HTML| Ajax| JavaScript| SEO|

Belarus - Tests: 1

Hello! I am running a small webstudio which specializes in PHP and RUBY development. We've got 5+ years of experience with LAMP, HTML, JAVASCRIPT, CSS, AJAX, CAKE and TRAX frameworks, Joomla, WordPress, Drupal, etc. 2 years of ROR dev-t. We also provide analysis (at project's requirements specification phase), professional design, web site maintenance after completion, hosting on our dedicated server, SEO and other web related services. There are more than 150 work samples in my portfolio. I believe in business honesty, mutual respect and GTD - "getting things done" :) Communication and effective team work is what makes us different.

Associated with: Xorant

$16.67 /hr
0 hours