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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: 19 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. 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
  3. Rajvinoth A.

    Rajvinoth A.

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

    India - Last active: 19 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
  4. Alfred Speller

    Alfred Speller

    Software Developer

    United States - Last active: 19 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
  5. 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
  6. Daniel Ostrovsky

    Daniel Ostrovsky

    Senior FrontEnd Developer

    Israel - Last active: 09/04/2012 - Portfolio: 4

    7+ years experience in UI development for web applications. Perfect CSS, HTML, Javascript and JQuery skills. Strong understanding of PHP, Smarty, MySQL. Experience in creating cross-browser. Knowledge in using Photoshop. Solid understanding of web technologies and web applications. Fast learning, teamwork, creativity, problem solving, responsibility, resourcefulness, technical and technological skills. Specialties Languages and frameworks: HTML4/5, DHTML, CSS2/3, JavaScript, MooTools, JQuery, AJAX, XML, PHP, Smarty. Graphical tools: Adobe CS4/5, (Flash, Photoshop, Acrobat). Balsamiq Studios.

    $55.56 /hr
    8 hours
    5.00
  7. Aaron Contreras

    Aaron Contreras

    informatics engineering

    Venezuela - Last active: 19 hours ago - Tests: 1

    I'm informatic engineer focus mainly in web development using HTML5, CSS3, Javascript, Jquery and bootstrap for the client side. I had been working in a project using .Net Framework, C# and SQLServer for the server side, furthermore, I had worked in other projects with PHP, YII framework and MySQL. I have no trouble on discuss what is the best for the work and learn what is needed for accomplish it. I’m looking for new challenges and new projects where I can improve myself and my skills and create usefull systems that help to improve the world. I have knowledge in UML, database modeling and system design.

    $5.00 /hr
    477 hours
    0.00
  8. Aarthy Ramachandran

    Aarthy Ramachandran

    Senior Developer

    India - Last active: 7 days ago - Tests: 1

    4 Years of Experience in design, development and deployment of object-oriented application using Java and Perl Develop applications for integration with backend databases to facilitate web services. Develop functionality based UI tools to integrate services. Programming and EIM design for data processing, data mining and extraction for customized reporting.

    $25.00 /hr
    1,079 hours
    0.00
  9. Vadim Khalatryan

    Vadim Khalatryan

    Project Manager / Programmer

    Armenia - Last active: 10/09/2014 - Tests: 3 - Portfolio: 5

    Over the last 7 years, I have developed a wide range of websites using ASP.NET, ADO.NET, C#, JavaScript, jQuery and T-SQL including sites for startup companies and small businesses. My main profile is in complete start to end management of a new website development project. I am seeking opportunities to build websites from the ground up for your business.

    $3.00 /hr
    0 hours
    0.00
  10. Prashkovich Artem

    Prashkovich Artem

    Software engineer / .net developer / Sitecore developer

    Belarus - Last active: 04/15/2014 - Tests: 7 - Portfolio: 1

    I am a highly resourceful, innovative and competent .Net developer with extensive experience in the layout, design and coding of websites specifically in ASP.NET format. Over the last 4 years, I have took a part in more than 14 projects and 10 of them based on Sitecore CMS. The main technologies that I use are ASP.NET Web Forms, ASP.NET MVC, C#, MSSQL, Entity Framework, Linq-to-sql, HMTL, DHTML, jQuery, AJAX, HTML 5, CSS 3, Sitecore CMS, Umbraco CMS. I have been working with Sitecore CMS for 3 years already. Each of my projects is built on the main principles of OOP and design patterns. I have used on my projects the following dependency injection containers: Autofac, Ninject, Unity. I have developed a business solution for startup companies, small and large businesses from different countries of the world. My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities of development of projects for you or your business. I have the enthusiasm and ambition to complete projects to the highest standards.

    $22.22 /hr
    0 hours
    0.00