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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, 4,511 JavaScript projects are completed every quarter on Upwork.

4,511

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: September 1, 2015
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  1. William Grzybowski

    William Grzybowski

    (Web)Development and Unix-like Consultant

    Brazil - Tests: 7 - Portfolio: 2

    Before I even go to university i started working with Web-development. My first experience was about 6 years ago with pure HTML using frames in Dreamweaver 3. Since then I have worked hard to improve my skills in every way possible, not just as a web-developer but as a general programmer, and now I work essentially with Open Source software like Python(+Django), PHP, Linux/FreeBSD, PostgreSQL, etc.My degree in computer science helped me to understand the basics of a computer from the bits in the processor instructions to multimedia, and thus can be used everywhere to improve the final result of a project.

    $33.33 /hr
    3,500 hours
    5.00
  2. Alex I.

    Alex I.

    Desktop applications, extensions developer

    Ukraine - Portfolio: 13

    Huge experience in GUI development, plug-ins and extensions for Internet Explorer, FireFox, GoogleChrome. Development cleaners/fixers solutions, localization process realization. Strong debugging skills. Development of RAM boosters, System optimizers, Parental control applications, Monitoring software and Log viewers. Strong mathematical skills, 3D-software development.

    $23.00 /hr
    1,797 hours
    4.99
  3. Chalitha Wickramathilaka

    Chalitha Wickramathilaka

    Senior Backend Programmer / Tech Lead

    Sri Lanka - Tests: 2 - Portfolio: 15

    From almost 12 years I have been working with php based web applications. MVC, and Zend Framework 1/2 development environments. I have the same experience with java scripts /jQuery/extjs frameworks. I have more than 7 yrs experience on load balancing . Clustering , and replication over debian, centos and redhat systems. I use Oracle and mysql databases on most of my projects. As a code collaboration tool I am using Gforge with svn/git for my projects. also I have strong experience with iptv application such as tvguides, epg, music applications etc etc. I have been working on high loaded websites, application databases for my work. I have strong knowledge of optimizing web applications smooth run on a very high load. Also I have experience with hardware Visualization on VMware boxes. I have additional experience in ETL Jobs / Mysql clustering / Piranha / php heavy load balancing / caching nodes. Android / FB apps/ REDIS/VMware ESX configuration

    $33.33 /hr
    4,958 hours
    5.00
  4. Bidyut D.

    Bidyut D.

    Desktop and Mobile Application Programmer

    India - Tests: 3 - Portfolio: 10

    I am trainer turned developer with 6+ years experience in software development and 3 years experience in teaching in high school computer and mathematics subject. I worked with almost all software farms in my city. I have experienced different programming languages such as VB.net, C#.net, ASP.net, Java,JSP, php,etc. 60% of my projects are using Vb.net . I also have core knowledge of SQL Server, MySQL . I have also worked with MS Access DB , Oracle, PGSql. I love to accept challenges and complete it. Time is a great factor for me. I want to develop websites, application, database queries that challenges me.

    Groups: Application Developers Alliance

    $30.00 /hr
    1,243 hours
    4.96
  5. Stephane Travostino

    Stephane Travostino

    Systems and software specialist

    United Kingdom - Tests: 8 - Portfolio: 3

    I like working on anything revolves around the IT ecosystem, and find the most fun in troubleshooting problems and working around strict requirements and deadlines. My peculiarity is discovering the root cause of a problem and working out the best solution in a very short time. I'm a self-taught Linux systems administrator, full stack developer and jack of all trades in systems design and maintenance. I have experience in C and Python programming, software design and management, Linux and Solaris systems administration, and high expertise in maintaining and tuning MySQL databases. I also develop modern and rich web applications with HTML5, Javascript and AngularJS. Other interests in web design, typography and improving team processes and workflows.

    $60.00 /hr
    1,088 hours
    4.96
  6. Mauricio Offermann Palma

    Mauricio Offermann Palma

    Computer Engineer

    Chile - Tests: 2

    I'm a Computer Engineer , during my career I have worked managing , designing and developing custom web applications for clients of different nature and in many different languages, but definitely my biggest strength is Salesforce APEX. My experience divided into three areas: Project Management We perform planning activities in the short term , while maintaining excellent communication with the customer , give daily reports on the progress of the project which include the activities performed, the problems encountered and the proposed solutions . Application Design Often the technical details make a big difference in implementation , which is why I worry about guiding the client presenting the best solution strategies , considering important issues such as security of information, the application performance , use of resources , the way they behave in the future scenarios with massive data loads or increased volumes of information. Software Development I believe that application development is my strongest skill have much experience in various languages ​​such as Java, C # or Ruby , mainly oriented web solutions , management naturally javascript ( including jQuery ) , CSS , JSP , HTML . Have special ability to manage MySQL , PostgreSQL , SQL Server and more databases. However, the last 7 years I have specialized in developing applications on the Salesforce CRM . These applications include design , process automation , configuration , workflows , validation rules , triggers, Visualforce pages, Apex classes and components . In addition to integrations with other systems using webservices and bulk batch .

    $40.00 /hr
    1,526 hours
    5.00
  7. Krastyo K.

    Krastyo K.

    Java/SQL/C++/C# Developer

    Bulgaria - Tests: 2

    I have more than 15 years experience of Web and Desktop programming, using variety of technologies - web programming using Java or ASP.NET, JQuery, Ajax, HTML, CSS; SQL databases; different tools, services and applications with C++/C#. During my work carrier I have been involved in many projects, focused in various fields of interests - database driven web sites and applications, Windows desktop applications, CAD/CAM systems, MS-Office automation applications, device control systems, large database support applications.

    $20.00 /hr
    1,401 hours
    5.00