What Is JavaScript? JavaScript is a scripting language used to enable programmatic access to objects within software applications. JavaScript will make your website more interactive, allowing your users input information, move elements around on the page, and make your website more functional.

If you are a JavaScript guru, can finish tasks with high level standards and in a timeless manner, then this is the right place for you! Freelancer.com supplies JavaScript freelancers with thousands of projects, having clients from all over the world looking for having their job done professionally and settling for nothing but the best. Jobs vary from building a dynamic web & desktop applications to fixing errors and malfunctions with Scripts. Those clients are looking for someone like you to get the job done. If you believe you can do that, then start bidding on JavaScript project and get paid with an average of $200 per project!

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    767 δουλειές που βρέθηκαν, με τιμές EUR

    Please see the attached project description and provide a ball park fee estimate. Once a fee is tentatively agreed upon, the Google sheets to be modified can be shared for after a confidentiality agreement is signed.

    €2469 (Avg Bid)
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    31 προσφορές
    Node JS developer required 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I have an existing dashboard in one of my program and I want to add my new dashboard. This would be a very quick job. Existing dashboard: Expected dashboard: the existing code is

    €3 / hr (Avg Bid)
    €3 / hr Μέση Προσφορά
    7 προσφορές
    need to update my app 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I have to explain on chat so lets discuss on chat pls, thanks.

    €270 (Avg Bid)
    €270 Μέση Προσφορά
    28 προσφορές

    El proyecto actualmente cuenta con front end, se trata de un formulario dinámico para crear preguntas que debe retornar los valores de una tabla en un POST de PHP, en forma de JSON, adicionalmente, si es posible, en otra página se debe leer ese JSON para crear preguntas dinámicamente

    €179 (Avg Bid)
    €179 Μέση Προσφορά
    12 προσφορές
    Webflow Project 6 μέρες left

    I have a webflow project which is almost ready, I need an expert on resolving some issues and adding one small feature which involves showing a list of data that comes from the firebase.

    €19 (Avg Bid)
    €19 Μέση Προσφορά
    7 προσφορές
    Render epub file in react native -- 2 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Hi there I'm looking for someone to help out with a blocker I'm facing, I'm having challenges rendering an epub file to the device from the local storage in react native

    €153 (Avg Bid)
    €153 Μέση Προσφορά
    4 προσφορές
    Looking for Google Map API developer 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    We need a custom map that has built in populations by counties. Then we want to be able to draw 50 and 100 mile radiuses on the map. Ideally the map will give us populations in the circle based on the county populations. We have a spreadsheet for the entire US, all counties, with the population data.

    €54 / hr (Avg Bid)
    €54 / hr Μέση Προσφορά
    72 προσφορές
    Full stack developer needed for custom project 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I run a medical practice in the US and have developed an electronic medical records system. We would like help in implementing changes/enhancements to this system. In your message, please answer the following questions: 1. which PHP frameworks have you worked with? 2. which Javascript frameworks? 3. which HTML/CSS frameworks? 4. which databases? 5. which VCS? 6. any Linux experience?

    €13 / hr (Avg Bid)
    €13 / hr Μέση Προσφορά
    46 προσφορές
    RenLight Project 6 μέρες left

    The Project is based on Lit HTML and using web components.

    €10 / hr (Avg Bid)
    €10 / hr Μέση Προσφορά
    3 προσφορές
    Making a website. 6 μέρες left

    Hello Developer, I would like you to develop us a 5 page website Page 1: Home Page, header and a line of text with slogan Page 2: Contact us Page, Will you give the list of content to put on the website. Page 3: Services page, same as Page 2 but the difference is the actual services we provide. Page 4: Gallery, our work to show to our valuable customers. Page 5: Pricing, the page where all of our products/services have the pricing matched to it. I still haven't thought of a design or anything yet, I will go with you through that step. Thanks Peter W.

    €104 (Avg Bid)
    €104 Μέση Προσφορά
    36 προσφορές
    Make changes on web page wrote in Java 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Hi, i would need make some changes on web app. Shouldn't be so hard i think. Send me message for more info please.

    €509 (Avg Bid)
    €509 Μέση Προσφορά
    74 προσφορές
    Reactjs Developer - fix bugs 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Require reactjs developer to fix current bugs

    €34 (Avg Bid)
    €34 Μέση Προσφορά
    15 προσφορές
    Webdeveloper 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    It's a backend project. The website is built in two parts a normal backend with some front-end and then an API part and I don't know what is wrong and needs some help with fixing my website

    €139 (Avg Bid)
    €139 Μέση Προσφορά
    82 προσφορές
    Experienced Full stack .NET core + angular Developer 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Looking an individual who has expertise in making PWA using .NET CORE AND ANGULAR , you have to go through a technical session , only individual preference would be given to PAK & INDIA candidate. Will take interview and then share the detail must have at least 15 reviews , NO AGENCY PLEASE , I WILL NOT CONTACT ALL THOSE WHO APPLIED AS AN AGENCY

    €634 (Avg Bid)
    €634 Μέση Προσφορά
    15 προσφορές
    Build web UI for IOT Gateway 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Web UI for the configuration and diagnostics of IoT Gateway products. The skill required HTML, CSS aJavascript , NodeJs ,bootstrap and VueJS

    €22 / hr (Avg Bid)
    Τοπικό
    €22 / hr Μέση Προσφορά
    4 προσφορές
    Wazone panel module 6 μέρες left

    I need a Module for the whatsapp panel below Demo site: username: demo password: password I just need to hide the device selection field in the frontend. And in the backend you need to change the user who will send as messages. I need messages to be sent from the numbers connected by the admin. You must change the send parameter as well, so that it is sent from all devices. First will list the receivers number example receiver1, 2, 3, .., 100 i = 100; j = 50; For(x=1, x <=100, x++); For(y=1, y <=50, y++); .......send message(); } } Then sender1, 2, 3,...,50, 1, 2,..., 50. Finish.

    €20 (Avg Bid)
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    9 προσφορές
    Bubble.io expert 6 μέρες left

    We are looking for a Bubble developer for a short-term project that is part-time. You will work with a startup team to address specific bugs and build small features.

    €20 / hr (Avg Bid)
    €20 / hr Μέση Προσφορά
    7 προσφορές

    Looking for a Native English Speaking File Maker Pro Expert Required Skills: - File Maker Pro : () - Minimum 5 years of hands-on experience - PHP: Minimum 5 years of experience - Javascript: Minimum 5 years of experience - Native English Speaker We have a CRM built using File Maker. And we need a dev urgently to help fix and support future additions and features to work in our team. Please answer the below questions in your proposal. 1. Please share your experience with PHP. How many years of experience with it? 2. Please share your experience with JavaScript. How many years of experience with it? 3. Please share your experience with File Maker. How many years of experience with it? 4. Are you a part of an agency or an independent developer? 5. Are you a native English speaker?

    €11 / hr (Avg Bid)
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    12 προσφορές

    hello, i have a program that i use for twitter. I want this program to be coded the same for tiktok. The program makes transactions with tokens. converts the accounts added to the program into tokens and takes actions with them. What are these features, all the information is written here. and the twitter program is in the files section. or you can view it here. All the information and details are in the word file.

    €2378 (Avg Bid)
    €2378 Μέση Προσφορά
    26 προσφορές
    C# Developer 6 μέρες left

    CHAVANTECHLABS We are searching for a quality C# developer to develop code and .NET solutions for our company. In this role, you will be required to design, write, and maintain C# coding for our future and ongoing projects. Roles and responsibilities: • Design, development, and testing of new features in the applications • Responsible for regular communication with others involved in the development process • Implement, test, and bug-fix functionality • Responsibility for design and implementation of software projects using C# • Participate as a team member in fully agile Scrum deliveries • Provide support to end-users • Design, build and maintain efficient and reliable C# code Required Skills • Proficient in C#, Windows Development • Experi...

    €12 / hr (Avg Bid)
    €12 / hr Μέση Προσφορά
    19 προσφορές
    Build a funded trading website 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I am looking to start a funded trader program and looking a business website similar to FTMO, myforex funds.

    €882 (Avg Bid)
    €882 Μέση Προσφορά
    111 προσφορές
    Build me a WebApp 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I would like a WebApp that will be customised in order to allow my clients to 'INPUT' some necessary information (Name, Address) and this will automatically be filled on a preloaded PDF to create the FINAL version and finally DOWNLOAD it. The users will get access with a specific LOGIN code that we will provide to them. Kindly see the empty and the Sample form to get an idea!

    €641 (Avg Bid)
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    38 προσφορές
    Revise existing python script 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Change existing script to work with revised website URLs, etc. The script requires userid and password to login. Then navigate to search page. Enter product id(s) and return results in text file format.

    €143 (Avg Bid)
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    AUTOMATED VIDEO SLIDESHOW GENERATOR (PHP, NodeJS, Django...) -- 2 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    We are looking for a DEVELOPER to build a script that turns images to video slideshows. We need something fast, maybe using FFMPEG for the transformations. We can use an already built library to do so. Interested developers can answer this post.

    €182 (Avg Bid)
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    22 προσφορές
    Need Laravel Vue.js Developer 706 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    We had a SaaS application you will need to improve the application to fix some bugs and more features in it. Initially only bug fixes to start. You must have laravel and Vuejs experience

    €12 / hr (Avg Bid)
    €12 / hr Μέση Προσφορά
    72 προσφορές
    Experienced Shopify Developer Needed to Build an App 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I need an experienced shopify developer to build an App, The App should look like this-

    €457 - €914
    Σφραγισμένο ΣΜΓ
    €457 - €914
    9 προσφορές
    vue.js Developer Required Only Indian (No Agency) -- 2 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    The application is built in vue.js version 2 using the Vuetify framework. Any design must be compatible with this technology and emphasize Vuetify components vs custom CSS. No Agency Please.

    €453 (Avg Bid)
    €453 Μέση Προσφορά
    19 προσφορές
    Range Filter must Work with Checkbox meta field 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Using JetEngine + JetSmartFilters. Want to achieve following: Now Range filter only works with Text and Number Field. I want to make it to work with Checkbox meta field. So I will get Min/Max from checkbox Values

    €37 (Avg Bid)
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    8 προσφορές

    We need buy source code or creat new App iOS , it’s app for chat JavaScript

    €772 (Avg Bid)
    €772 Μέση Προσφορά
    18 προσφορές

    Mod Studio Inc. () is looking for its early engineers to help us make the world's best no-code crypto game creation platform We are VC funded, and we are part of AllianceDAO Accelerator. We are a modern company that take mental health & work-life balance very seriously. Please respond to the screening question below. DO NOT TELL US about your background/experience. Otherwise, your application will be rejected immediately.

    €5 / hr (Avg Bid)
    €5 / hr Μέση Προσφορά
    14 προσφορές
    Improve page speed for REACT NEXT website homepage 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    ONLY PROVEN EXPERIENCE FREELANCERS APPLY Hi, I'm looking for someone who can increase a site's speed to 70+ on mobile and 90+ on desktop for a REACT NEXT based website. The website is already up and running but speed for homepage is very low (for mobile 10 and web 50). FREELANCER WILL BE REQUIRED TO GET ON A CALL BEFORE PROJECT IS AWARDED. PROJECT WILL TAKEN THROUGH FREELANCER ONLY. Cheers!

    €24 - €48 / hr
    Σφραγισμένο
    €24 - €48 / hr
    19 προσφορές
    Looking for a full stack developer 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I am looking for a full stack developer with skills

    €626 (Avg Bid)
    €626 Μέση Προσφορά
    24 προσφορές
    Online Exam Test Panel 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    This simple application needs to build using angular 14 all views like tablet/mobile/laptop/desktop should be show properly proper validation and naming used be used

    €354 (Avg Bid)
    €354 Μέση Προσφορά
    3 προσφορές

    hello, i have a program that i use for twitter. I want this program to be coded the same for tiktok. The program makes transactions with tokens. converts the accounts added to the program into tokens and takes actions with them. What are these features, all the information is written here. and the twitter program is in the files section. or you can view it here.

    €2457 (Avg Bid)
    €2457 Μέση Προσφορά
    19 προσφορές
    Build a Form Based System with Location GIS Built in 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Hi, I am looking for a form based system where we can custom build forms for specific tasks for companies. Ideally this need to be created with a mapping tool. So when user inputs information they can also add location data to the map with a polygon, point or line functionality in 2D format. The form will require a database initially small but then can be built out big. If succesful there will be lot more work to come out of this.

    €6 / hr (Avg Bid)
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    12 προσφορές
    Onepager Website -- 2 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Hi i am searching a Webdeveloper for my Website ASAP Website ist ready designed.

    €38 (Avg Bid)
    €38 Μέση Προσφορά
    57 προσφορές
    Core PHP TCPDF Library with Gujarati 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Need a developer with experience in Core PHP TCPDF Library with Gujarati font support.. Work via anydesk

    €11 (Avg Bid)
    €11 Μέση Προσφορά
    2 προσφορές
    React JS Unit Testing Developer 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    Looking for React JS Unit testing developer who can write Unit Tests using React Test Library

    €9 / hr (Avg Bid)
    €9 / hr Μέση Προσφορά
    9 προσφορές
    Single vendor Website 6 μέρες left

    I need a single vendor website where user can upload their products and can sell them.

    €122 (Avg Bid)
    €122 Μέση Προσφορά
    57 προσφορές

    We already have developed MVP product. We will improve and develop more functions. Project : Laptop & Mobile responsive ・Student Web app ・Tutor Web app ・CRM Admin (Management side)

 We are looking for Front end & Backend expert developers who has ability to take over project. and we expect you to test as well. Programming language : MySQL Laravel PHP vue.js JavaScript CSS3 HTML5 What we are going to develop : *Additional Payment : WeChat pay and Alipay *Change pricing 3 plans based on Stripe *Developed testing environment * Testing --------------------------------------------------------------------------------------------------------- Before award, we hope to discuss with you on Zoom. Before start, we make sure what you deliver by documents. Please estimate to finish...

    €210 (Avg Bid)
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    25 προσφορές

    This is a simple quick task Figma designs to be provided

    €34 (Avg Bid)
    €34 Μέση Προσφορά
    16 προσφορές

    I want to change the theme of a website and update it with the updated version of the site. the mission consists in correcting all the errors of the site based on the new online version (errors javascript . css ....)

    €35 (Avg Bid)
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    15 προσφορές
    EDIT TEMPLATE WEBSITE 6 μέρες left

    I want to change the theme of a website and update it with the updated version of the site. the mission consists in correcting all the errors of the site based on the new online version (errors javascript . css ....)

    €37 (Avg Bid)
    €37 Μέση Προσφορά
    19 προσφορές
    html file download to usb 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    i need a simple html javascript to download file direct to usb by browsing the html page example when i type xxx/ it should download automatic from file:///location/ and save in usb /mnt/usb

    €5 / hr (Avg Bid)
    €5 / hr Μέση Προσφορά
    27 προσφορές
    I need acrobat javascript expert 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    I need javascript code to run powershell in acrobat.. Acrobat prevent external file (.exe, bat, ps1). How can i run powershell when pdf is open?

    €621 (Avg Bid)
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    24 προσφορές
    Scraper - Magic Eden information on NFTs 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    The idea is to get information out of magic Edens activity (). They have an official API but I would like to know if it is possible to get a visualized information about: Name of Project Listed amount Sold amount Average Price For the past: 1 Min 5 Min 15 Min 1 Hour 4 Hours 1 Day Is there a way to do that???

    €31 (Avg Bid)
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    5 προσφορές
    React.js page bug fix 6 μέρες left
    ΕΠΙΒΕΒΑΙΩΜΕΝΟ

    React.js page bug fix , discus detail

    €136 (Avg Bid)
    €136 Μέση Προσφορά
    91 προσφορές

    Backend Developer MM (Middle Manager) Job brief We are looking for an experienced Back-end developer to join our IT team. You will be responsible for the server side of our web applications. If you have excellent programming skills and a passion for developing applications or improving existing ones, we would like to meet you. As a Back-end developer, you’ll work closely with our engineers to ensure system consistency and improve user experience. Ultimately, you should be able to develop and maintain functional and stable web applications to meet our company’s needs. Responsibilities ● Participate in the entire application lifecycle, focusing on coding and debugging ● Write clean code to develop functional web applications ● Troubleshoot and debug applications ● Perform U...

    €13 / hr (Avg Bid)
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    Backend Developer - Scrum Master A multinational company is looking for an expert Scrum Master and backend Developer Expert in the field. Responsibilities : → Manage entire application lifecycle, focusing on coding and debugging → Write clean code to develop functional web applications → Troubleshoot and debug applications → Optimize overall backend and website performance → Manage cutting-edge technologies to improve legacy applications → Collaborate with Front-end developers to integrate user-facing elements with server side logic → Gather and address technical and design requirements → Provide training and support to internal teams → Build reusable code and libraries for future use → Liaise with developers, designers and system adminis...

    €13 / hr (Avg Bid)
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    Our team wants to build a webpage for experimental purposes. We aim to see how people imagine a specific concept without using a text description. Thus, participants in the survey would use images to describe their feelings and understandings of a specific concept. For example, how do they think about Artificial intelligence? Which picture they would use to describe AI, is it negative or positive? In specific, we can describe briefly the project below. Besides, there is an attached wireframe that we want to have in the end. 1. The webpage needs to have a database that stores information about users and their selections on the survey. 2. The webpage database needs to connect with two platforms API: and The purpose is to make sure once participants complete the survey, and submit their...

    €612 (Avg Bid)
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    Κορυφαία JavaScript Άρθρα Κοινότητας