Javascript Programmers and Developers

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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, 4,736 JavaScript projects are completed every quarter on Upwork.

4,736

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 4.68.

4.68
Last updated: May 1, 2015
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  1. Daniel K.

    Daniel K.

    ASP.NET MVC, API, AngularJS Lead Developer

    Ukraine - Last active: 5 days ago - Tests: 2 - Portfolio: 2

    I'm a full stack .NET Web developer with over 6+ years of experience and fluent spoken english. Worked for Danish, US and UK companies on complex enterprise solutions as well as small to large web based apps and services for startups. From time to time I also contribute to open source projects. Here is what i use during the day: - C# - EF both code first and database first (depending on the project type) - ASP.NET WEBAPI - ASP.NET MVC 3/4/5 - Orchard - HTML5, CSS3, BOOTSTRAP - Vanila JavaScript, AngularJS - Agile development (SCRUM, Kanban) and more.. You're welcome to view my linkedin profile: http://bit.ly/DanielK-Dev Feel free to contact me if you need help implementing your next idea or need support with a running systems to discuss the project in detail. Thanks, Daniel

    Groups: Application Developers Alliance

    $40.00 /hr
    2,209 hours
    4.80
  2. Robert B.

    Robert B.

    Umbraco / Sitecore / ASP.net / WPF/ SQL / Real Estate Sites

    Russia - Last active: 13 days ago - Tests: 1 - Portfolio: 16

    I have eight years experience in developing web applications using ASP.net, MSSQL, XSLT, Razor, jQuery, AngularJS and also Umbraco/Sitecore CMS websites for big companies and medium businesses. Over last 7 years I've done more than 40 Umbraco and Sitecore sites for customers in USA, Canada, Australia, Sweden, UK, Belgium, Denmark, Norway and Spain. I also have a team of developers who can assist me in any kind of .NET projects. Unique experience in creating and making successful real estate sites. I also have big experience in creating Windows client apps using WPF. I'm willing to communicate in any suitable time through Skype, GTalk or other preferred IM.

    $33.33 /hr
    2,768 hours
    4.98
  3. Alexander B.

    Alexander B.

    Senior/Lead Full Stack Java Developer - Java, Spring, AngularJS

    Russia - Last active: 16 hours ago - Tests: 7 - Portfolio: 2

    My core strengths are algorithm design, deep knowledge of OOP and Java, web frameworks, and cloud services. I would like to apply these skills to helping build useful applications for big community. I have strong working knowledge of: - Spring (Core, Data) - Java core: Collections, Concurrent, I/O and etc. - Networking: TCP/IP - JPA, Hibernate, SQL. - Google Guava libraries, Lombok project, Swing, Maven. - Git, Jira, Redmine, Asana, CI (Jenkins). - Linux: I am comfortable with the bash shell, can perform system administration tasks (such as building, installing and configuring applications), and write complex bash scripts. Also I have working knowledge of the following tools, technologies, and practices - Web: frontend: HTML, CSS, XML, AngularJS, Jquery, Javascript, JSON, backend: Spring (MVC, Security), JSP, Google Web Toolkit (GWT), gson - Testing: Junit, Mockito, TDD - Application-as-a-Service: Google AppEngine (BigTable, MemCache, Billing Optimization) - Java: JDBC, JMX, JNI You can see an objective evaluation of my skills at: - Codingame website. Here held competitions for developers including solutions for non-trivial tasks: 1. Challenge scoreboard (23 November): http://www.codingame.com/cg/#!ranking:17:DontRelaX 2. Challenge scoreboard (25 January): http://www.codingame.com/cg/#!ranking:21:DontRelaX 3. Challenge scoreboard (22 February): http://www.codingame.com/cg/#!ranking:23:DontRelaX 4. Challenge scoreboard (26 April on Scala): http://www.codingame.com/cg/#!ranking:29:DontRelaX - Smarterer website. It's just additional tests passed by me: http://smarterer.com/DontRelaX I understand and regularly use OOP principles, including common design patterns. I tend to favor self-documented code that is easy to read, but I am happy to add additional documentation. I have experience taking projects from an idea to completion. I have a passion for programming, and take pride in improving my skills each day.

    Groups: Coding Champs

    $55.56 /hr
    1,058 hours
    5.00
  4. Ryan Bobrowski

    Ryan Bobrowski

    Web Developer - php, mysql, laravel, wordpress, git, jquery, sass

    United States - Last active: 15 days ago - Tests: 12 - Portfolio: 3

    I'm a well-rounded developer who has worked on a variety of front and back-end projects. My passion is creating clean, extensible code using best practices and design patterns. I absolutely love developing in Laravel, and I've recently picked up Angularjs and Wordpress plugin development. In addition, I have years of general PHP, MySQL and JavaScript/jQuery experience, and I consider my front-end responsive design and development skills in HTML5 and CSS3/Sass top notch.

    $38.89 /hr
    1,390 hours
    4.80
  5. Eugene S.

    Eugene S.

    Java Web Architect

    Russia - Last active: 16 hours ago - Tests: 2 - Portfolio: 5

    Hello, I am an experienced engineer capable to design, plan, lead and develop complex backend and web systems. I find and apply technical remedies to your business challenges. For over seven years I have been sharpening my skills in Java platform programming, optimization of data storage and processing using RDBSM, development process automation, various automated application testing. Taking the sum of your business goal objective I convert it into a realistic plan to reach it, presenting my opinion and ideas. I seek for engineering challenges and projects that make real users happier. I specialize in developing application backend with Java, Spring, modern RDBMS and 3rd party APIs reuse. Some other tools/libs I use in my work: MySQL/PostgreSQL/Oracle, jQuery, Angular, Twitter Bootstrap, Git. My previous experience also includes: Grails Framework, IBM WebSphere ESB, Swing.

    $44.44 /hr
    3,907 hours
    5.00
  6. Valery V.

    Valery V.

    PHP / MySQL / AJAX / Smarty / Joomla / SocialEngine / WordPress dev

    Ukraine - Last active: 5 days ago - Tests: 4

    I am experienced full stack web application developer(over 8 years). I’ve created a number of complex systems including dating sites, social networks, e-commerce sites, inventory management systems, scheduling systems, forum applications, and internal organizational systems. I have Master Degree in Computer Sciences and strong technical background as well as a keen eye for design. My feedback is 5 stars because: • I always stick to deadlines, • I have an excellent communication skills, • I'm available almost 24/7 via Skype, • I have a stable internet connection, • I love to turn clients ideas into reality. Looking forward to a long term relationship.

    Groups: Bluehost Developers and Designers, SocialEngine

    $40.00 /hr
    3,890 hours
    4.87
  7. Ivan T.

    Ivan T.

    Ruby / Rails Architect w/ scaling exp. 8 yrs, 12k hrs, 100pct success.

    Russia - Last active: 1 day ago - Tests: 3 - Portfolio: 1

    Independent full-stack developer / technical architect skilled in: * Ruby / Ruby on Rails (from edge to legacy) * Scalable, decentralized (modular) applications architecture * Databases: relational (PostgreSQL, MySQL), NoSQL (Redis, Riak, MongoDB, Neo4j), big-data-specific (Google BigQuery, Amazon Redshift) * Background jobs processing: Sidekiq, Resque, delayed_job * Message queuing: RabbitMQ (AMQP) * Client-side tech (HTML5 / CSS3 / JavaScript [native / AngularJS]) * RESTful APIs implementation, integration with any third-party APIs, data harvesting from sites which do not provide an API * Social media integration (authentication, querying, publishing): Facebook, LinkedIn, YouTube, and more * Process: TDD/BDD with RSpec, Cucumber, Capybara, Zeus, Guard * Rails applications deploy, monitoring, maintenance: Heroku, Amazon EC2, Linode, Heroku) * Amazon Web Services infrastructure: EC2, S3, Glacier, Redshift,.. * Version control systems: svn, git (with GitFlow, GitHub Flow workflows) As a back-end technical architect / developer, I can develop scalable and stable multi-node server-side applications and also can evaluate your Ruby/Rails application and make suggestions on possible optimizations / refactoring / adopting best practices. As a team lead, I can divide, regroup, prioritize and delegate tasks to developers, consult developers on best practices, ensure high overal quality of software product. I like challenges, have solid skills of problem solving, do not require supervision to successfully perform my duties. Dependability is also one of my key strenghts (never left my work half-done / half-functioning). If my current rate fits your project's budget, contact me to discuss technical and other aspects — I'm looking forward to it.

    Groups: Engine Yard Ruby on Rails Professionals Network, oDesk Verified Web Developers

    $100.00 /hr
    12,809 hours
    5.00
  8. Mohamed Faramawi

    Mohamed Faramawi

    Full Stack Software Engineer

    Egypt - Last active: 16 hours ago - Tests: 2 - Portfolio: 1

    Im a software engineer backed by 12 years of experience and proven ability to develop high-performance applications and technical innovations. My technical experience areas includes : Working on cross-platform solutions (Windows, Linux). Built solutions using several scripting/programming languages (Java,Python,C#,JavaScript,PHP,ASP.NET,Node.js). Experience in data storage solutions (MS SQL Server, MySQL, Mongodb, Redis). Advanced knowledge of web development frameworks/tools and best practices (HTML,CSS,JQuery,Backbone.js, Django, Pyramid,Express.js) Large data processing tools (Hadoop) Web servers like (Apache, Nginx, Tomcat, IIS) Unit testing frameworks and continuous integration tools. Source Version Control applications (SVN, Git) Amazon Cloud Services (AWS, S3) And there is much more to list of skills i gathered over the years.

    $45.00 /hr
    5,290 hours
    4.93
  9. Jonathan Duncan

    Jonathan Duncan

    C#,VB,WPF,ASP,MVC,WebAPI,HTML5,Bootstrap,Javascript,Angular,SQL,SSRS

    Canada - Last active: 1 day ago - Tests: 7 - Portfolio: 6

    25+ years of programming, 14+ years as a job. It's not just how I make a living, it's also something I really love and enjoy doing. I develop robust desktop software, great responsive websites, optimize databases and create reports. I communicate well and feel that it is my duty to let the client know how things are progressing. I also give constructive input but respect the client's final decisions. I program desktop programs in C# and VB.Net (both WinForms and WPF) and websites as either ASP.Net, MVC 5 or single page Angular applications. I have worked heavily with MS Access and MS SQL. I have extensive experience writing reports for SQL Server Reporting Services(SSRS) and RDLC reports for web and desktop applications. Here are a few aspects of the challenging projects I have worked on so far. Added eyedropper functionality (pick a color from an image) using HTML5 Canvas and listed fonts installed on the computer to a single page SVG graphic editing web app. Created custom mouse cursor. Runs on Chrome, Firefox, Safari, Opera and Internet Explorer. Created response Bootstrap WebAPI/Angular site to teach Latin. Created an MVC 5 demo website for travel agents to create and manage quotes. Wrote a program to play music on a low-latency and high fidelity 8 output channel professional sound card. Created an output program for industrial displays. Wrote a program that receives industrial protocol messages over TCP/IP and follows with the appropriate action. Read and nicely write INI files. Created solid user registration and product activation for desktop applications. Created graphic editor with easy user interface for complex set of symbols. Advanced document layout for specialized graphics. From a third party website, retrieve the distance between two locations for use in calculations. Load GoogleMaps map in desktop application with route between source and destination addresses. Created an ASP website to edit database. Created custom JqueryUI controls to validate and display the data in a user friendly way. Make websites with HTML5, javascript, and JQuery. Created and optimized MS SQL databases. Displayed time from events in database in the user's time zone. Optimized, rotated and created arrays of 3D data. Created fast working implementation of a query to find areas of similar data throughout millions of records for MS SQL. Made reports (SSRS) with automatic emailing to the clients. Made a RDLC report for a desktop application based on MS SQL. Implemented a full costing program in MSAccess. I also speak, read and write English, French and Spanish fluently.

    $40.00 /hr
    3,451 hours
    4.75
  10. David L.

    David L.

    Senior J2SE/J2EE, Javascript developer, Dojo Expert, AngularJS.

    China - Last active: 16 hours ago - Tests: 3

    Over the last 8 years, I have developed a wide range of web applications using Java, J2EE, WebService, Applet, HTML, DHTML, Javascript and MySQL, MSSQL, Oracle . I am seeking opportunities to build websites from the ground up for you or your business. Technical Skills: - Java - Core Java, J2EE - JDBC, JTA, JMS, Java Servlet, JSP - Web Services, XFire - Struts, Hibernate - JavaScript - Dojo Toolkit - Extjs - jQuery - AngularJS I also have some experience in the following areas: DOJO, SQL, Ajax, OOP, and software design and testing.

    Groups: Crossrider

    $55.56 /hr
    3,621 hours
    4.87