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Hire talented Javascript experts from the pool of highly qualified programmers on Upwork to support your server-side programming, or to build your applications for the desktop or browser, for games, or for other front-end applications

Since 1995, Javascript has grown to be one of the most frequently used computer programming languages. It’s a multi-paradigm programming language that can be used for websites, PDF documents, games and desktop widgets. On Upwork, the world’s largest online workplace, companies and individuals hire skilled Javascript developers to create software solutions and front-end applications.

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JavaScript Job Cost Overview

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

Upwork JavaScript Jobs Completed Quarterly

On average, 4,586 JavaScript projects are completed every quarter on Upwork.

4,586

Time to Complete Upwork JavaScript Jobs

Time needed to complete a JavaScript project on Upwork.

Average JavaScript Freelancer Feedback Score

JavaScript Upwork freelancers typically receive a client rating of 4.69.

4.69
Last updated: July 1, 2015
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  1. Benjamin K.

    Benjamin K.

    The King in ASP, PHP, JavaScript, AJAX, Lotus Domino Development

    Philippines - Last active: 22 hours ago - Tests: 16 - Portfolio: 16

    I am the best in Web and Client/Server development using PHP, MySQL, Lotus Domino, ASP Classic, VB. As an IT project manager for the greater part of 12 years, I have thus perfected my skills in PHP, Lotus Domino, ASP Classic, HTML 4.0, JavaScript, and CSS 2.0, among others. As a developer, I find out the exact needs of my client and hold myself accountable for time management, cost-efficiency, conflict resolution, quality assurance, and above all, client satisfaction. My unquenchable thirst for knowledge, coupled with specialized experience in the field, makes me your ideal developer. I am self-motivated and have never missed a deadline. Over the past decade, I have been developing applications using Microsoft ASP, Visual Basic, PHP, MySQL, SQL Server, and Lotus Notes, majority of which are deployed over the web and are rendered cross-browser compatible. Such applications were developed either during my tenure for my employers or through referrals from clients or contractors that require my expertise in web development. My experience includes, but is not limited to, PHP, ASP, MySQL, SQL Server, HTML 4.0, CSS 2.0, Ajax, JavaScript, VBScript, Visual Basic for Applications (VBA), Lotus Domino, object-oriented programming (OOP), and HP LoadRunner.

    $22.26 /hr
    8,787 hours
    4.56
  2. Alexey K.

    Alexey K.

    C# | ASP.NET |ASP.NET MVC | Umbraco Expert

    Ukraine - Last active: 22 hours ago - Portfolio: 7

    I am ASP.NET/C# expert, rated in the Top 1% for .NET/C# skills, with 12 years experience in C#. I have more than 30 projects delivered on time and on budget. I have 18 years of experience in IT in big and small companies. I'm able to work effectively even with minimum supervision and guidance. I perform equally well as large projects in a team, as well as small projects independently. My favorite technologies are C# ASP.NET and Win Forms (web-based and desktop applications) and VoIP. I have more than 8 years experience in VoIP. I'm a citizen of Russian Federation

    $18.00 /hr
    509 hours
    4.97
  3. Andriy M.

    Andriy M.

    Web Developer / Programmer / Wikipedia expert

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

    I'm a programmer and Wikipedia expert. I create websites and develop software with Python/PHP/C. In love with sophisticated algorithms and problem solving. I have a degree in computer science (with emphasis on applied math), and I successfully completed one year of masters program in economics. I edit Wikipedia in my spare time as a long-standing hobby (10+ years), but I do paid consulting and article writing as well. Will be glad to help with your issues on this! Graphic design tasks can be done by my good friend. And he is great!

    $15.00 /hr
    1,029 hours
    4.94
  4. Rajvinoth A.

    Rajvinoth A.

    PHP,Wordpress,Drupal,Opencart,Cakephp,HTML,CSS, Mysql,JS,dotNet,C#

    India - Last active: 22 hours ago - Tests: 6 - Portfolio: 9

    Web developer with over 9+ years of experience. I am specialized in PHP and My SQL.I’m proficient in many tools that i use html5,css3, Java Script XML and Ajax , CMS and languages (WordPress, Joomla and PHP). My mission is to provide high quality websites, eCommerce solutions, domain and hosting services that enable small and medium businesses to establish online visibility, increase sales, and improve productivity by developing modern eye-catching layout based websites. My areas of expertise are: System Analysis/performance tuning, Php, Mysql, C#, SQL, .NET, HTML 5, CSS, XHTML, UML, ASP.NET, VBScripting, UML, OpenCart, Wordpress, Paypal, Authorize.net, Payment Gateways, API Integration etc... Looking forward to assist my clients technologically.

    $19.99 /hr
    157 hours
    4.91
  5. Alexey Smirnov

    Alexey Smirnov

    Ruby on Rails / AngularJS developer

    Russia - Last active: 1 day ago - Tests: 4

    My main goal is to deliver results that you needs. Currently I have more than 2 years of Rails development experience. Working remotely isn't hard for me. Previously I've wrote a code in university(basic knowledge) on 10+ languages (java, c#, perl, haskell, ASM, ... etc). Now the favorite one is Ruby. Can perform a wide range of works(related to web/rails), from setting up server (nginx, puma, unicorn, mina, capistrano) to write some frontend code(AngularJS). https://github.com/AvaelKross http://stackoverflow.com/users/2252437/avael-kross https://www.linkedin.com/profile/view?id=217116757

    $20.00 /hr
    22 hours
    5.00
  6. Vladimir Pavlov

    Vladimir Pavlov

    Expert Web Developer - PHP/MySQL/AJAX/CodeIgniter/Jquery

    Ukraine - Last active: 22 hours ago - Tests: 1 - Portfolio: 2

    I'm experienced PHP Developer (8+ years) in IT industry. I'm looking for opportunities to work with possible clients for challenging projects using PHP/Mysql, PHP OOP programming, AngularJS, Ajax, RESTful API Implementation, Data Visualization, jQuery etc. I know it's frustrating to work with flakes, frauds and poor communicators; that's why I'm dedicated to reliability, clear communication and professionalism. I hope you to understand that your project is important to me and deserves my attention and dedication. I have powerful skills in PHP, MySQL, AJAX, javascript. Known frameworks php: Codeigniter, Kohana, Symfony2 Known frameworks js: Angular.js I create and upgrade corporate billing system. Development softwares for SetTopBoxes. Creating Samsung SmartTV apps. I have beginner knowledge on android sdk. Knowledges on creating multithreading php scripts knowledges on node.js. Development standalone service on node.js for contol multicast channels. Mysql database administration and etc. Thanks, for your attention!

    $15.00 /hr
    14 hours
    5.00
  7. Rebecca B.

    Rebecca B.

    Experienced QA Tester

    United States - Last active: 1 day ago - Tests: 2

    Experienced QA and Pre-QA testing for the past eight years for Goldman Sachs, a major US investment bank, testing in-house developed applications. I have solid experience in testing the following: -All major web browsers (IE, Firefox, Chrome, Safari) -Functionality testing -regression testing -black box testing -functionality testing -GUI testing -Mainframe testing I work very closely with developers and users (as needed) in developing, creating and executing test scripts. I am very comfortable testing on various platforms. I am very experienced in using various bug tracking software applications (i.e. JIRA). I typically use BrowserStack to test on multiple platforms and devices. I am also able to do automated testing through Selenium using Selenese. I have worked on over 20 projects that span users and developers all over the world. This would include users and developers in India, China, Singapore, France, UK, Spain, Italy, Brazil and the US. These projects include brand new functionality, enhancements to existing pieces of software, and brand new software. I love to work with developers and users globally. I am a quick learner and self starter. I am able to learn any new piece of software you can show my quickly and accurately. I am looking to make sure your clients have best online user experience possible by checking for mistakes and inconsistencies in your product. I look forward to hearing from you.

    $20.00 /hr
    79 hours
    5.00
  8. Sajid A.

    Sajid A.

    Wordpress Specialist

    Pakistan - Last active: 22 hours ago - Portfolio: 7

    Hello Sir/Madam, I'm professional web developer and WordPress expert 3.5years experience in web development. I successfully build more then 150 dynamic, CMS, Blogs, eCommerce, portals and static websites. Kindly check our heavy rated portfolio at: http://www.syslotics.com/portfolio I'm interested in your project and Looking forward for your quick and favorable reply. meet deadlines. Thank you

    $25.00 /hr
    0 hours
    5.00
  9. Alfred Speller

    Alfred Speller

    Software Developer

    United States - Last active: 22 hours ago - Tests: 11

    I have over a decade of experience in software development. That includes experience with Javascript, CSS, HTML, PowerBuilder and SQL (Sybase and Oracle). I have worked on enterprise client-server applications. I also have worked in software/tech support for a number of years. I have extensive experience writing VBA macros in Excel. I have a firm grasp of VBA, VLOOKUP, HLOOKUP, and pivot tables. Lastly, I have experience creating databases with Access and with the MS Office Suite in general. I have recently focused on learning more about client-side and server-side languages. I have experience in jQuery, Javascript, PHP, & MySQL, AngularJS, and Ruby on Rails. I also have experience in Wordpress, Prestashop, Concrete, HTML5, CSS3, troubling shooting websites (DNS records) and bash shell scripting. Thank you for your consideration. AJS

    $17.00 /hr
    1 hours
    5.00
  10. OLEH VOLKOV

    OLEH VOLKOV Agency Contractor

    Expert in C# technical drawing, 3d-modeling, database

    Ukraine - Last active: 8 days ago - Tests: 9 - Portfolio: 6

    I am writing programs last 22 years. I have been programming languages ​​C, C++, Java, C#, SQL, javascript, html, pascal, php, assembler, basic. I worked with Linux, Novell Netware, Windows, OS/2(ATM). I have been working for 10 years in different banks. I have deep knowledge in programming for financial institutions. Of course I create software and services for bank data base. I create 3d details in Solidworks and CAD system. I write desktop applications, web and mobile applications. I am writing code easier to understand, I do a lot of comments, I try to maximize test and exclude all of the error. I am also record in the log file to identify any errors in the application. This approach pays off when the need to make changes to it in the future. When I work, I am constantly in touch with the customer to ensure better cooperation between us. So, if we work together, you can expect that I will be constantly available, because if I were in your position, I would like the same thing. Experienced in: + Small and Very Large Databases + Desktop application + Client-server applications + Mobile application + 2D Game application + Small Web application development + Structured and OOP development best practice. + Work within a technically complex and fast-paced environment. + Solution researching and prototype development. + 3D modeling parts of mechanisms Specialties: + Application Platforms: Desktop, Mobile and Web + Concepts: OOP, Design Pattern, 3D modeling + Languages: C#, Java, PHP, AJAX, SQL, C/C++, Pascal, Markups (XML, html, CSS) + Database Systems: PostgreSql, Sybase ASE, MySQL, Microsoft SQL Server, Oracle, Firebird, MS Access + Application Server: Apache, IIS + Operating Systems: Linux, Windows, Android + Tools: Visual Studio, Eclipse, C++Builder, Delphi, Solidworks, Archicad Why should you hire me? - 100% money back guarantee if not satisfied for any reason - I am always available to communicate

    Associated with: Region IT

    $16.67 /hr
    152 hours
    5.00