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!

815377 értékelés alapján az ügyfelek 5-ből 4.85 csillagot adtak nekik: Javascript Developers .
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    767 munka, árazás ebben: EUR

    We are looking for a developer to build a responsive React front-end for a web app with the framework Requirements & Best practices: Clear names, in English, avoid abbreviations Use reusable functional components Use Hooks Use prettier () Use eslint (e.g. ) TypeScript is preferred, but JavaScript is accepted Ask for our approval before adding any package/library not included with Only the front-end is required, but all the interactions must be functional: Mock authentication and other back-end features Use placeholders and fake data for the dynamic content (e.g. user names, images, list items...)

    €24 (Avg Bid)
    €24 licitátlag
    16 árajánlat

    We need an html landing page similar to , Please bid with sample/demo page. We will provide the product images, but you can use dummy content.

    €107 (Avg Bid)
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    67 árajánlat

    I am working on one project that I need your help. I am using node and react for that project. If you are expert it is max 1 hour task.

    €27 (Avg Bid)
    €27 licitátlag
    21 árajánlat

    Hi there, We want to increase the test coverage of our open source project at to be 85%+ The project uses and for testing and requires a running mongo db.

    €24 (Avg Bid)
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    8 árajánlat
    Website enhancements 6 nap left

    We have a website (Django) that we need to make enhancements and uplifts. A few things that we need to add is a dashboard using our current datasets, ability to PDF (export) a page and its contents, ability to run reports based on our data. We have a reporting page built but need to tie it in with the database (MongoDB) to query the data and PDF the data. We have a few other things we would like to modify on the website such as moving buttons to top right of page, removing nav bar when you click on a certain page, adding a filter to our data, and a few other small modifications to our website. Please read everything carefully and make sure you are ability to complete this project. We do require a NDA to work on the project.

    €535 (Avg Bid)
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    74 árajánlat

    i am looking for a developer , who can made a website for stock scanning propose. scanner will be based on open interest . when any stock price cross highest OI of this stock , i need alert

    €387 (Avg Bid)
    €387 licitátlag
    2 árajánlat

    I have done business selling Royale High halos on Ebay and GameFlip. ive made a bit of money since i am a disabled teenager and cant work, so this helps me gain money. Anyways, the guy who provided me the script for halos has ghosted me. im hiring somebody to write a script or exploit for me thatll help me get halos for me to sell :,). my budget is $100 but i would prefer to pay around $70!

    €160 (Avg Bid)
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    3 árajánlat

    I have a script from codecanyon website (framework: Laravel) and in the package an app (flutter) and I want to upload the website to firebase hosting and this is the template website I want this ASAP

    €9 / hr (Avg Bid)
    €9 / hr licitátlag
    12 árajánlat

    Looking to have someone build a Chrome plugin that APIs with this service () and then sends the results via email after completion. Will require GUI creation, app store work, etc.

    €1130 (Avg Bid)
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    41 árajánlat
    Ninja Trader8 Automated strategy 6 nap left

    I have been working on creating an automated strategy using ninja trader8 however i have been running into some issues with it. what I need is someone that can take on the automated strategy and perfect it. the list of problem I'm having is *: unhandled exception execution has been thrown by the target *. Submitted an order that generated the following error 'Unable to cancel order' *. Order X can't be submitted: The OCO ID X cannot be reused. Please use a new OCO ID *. daily profit, Loss target And * I would like my Daily profit to post on the chart

    €297 (Avg Bid)
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    11 árajánlat
    Social Media Insights Tool 6 nap left

    Hello, We would like to build Social media analysis that shows different metrics of each ulr we put! Ex: We would like to develop Web Scraper to extract such a data with custom variables like Avg monthly views etc.... This tool should be presented as dashboard, where we have list of people we track and we save for future reference with daily, weekly , monthly update and sync new data!

    €164 (Avg Bid)
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    11 árajánlat

    I am working on a task where i should implement login via custom provider. The problem is that clicking signout doesn't clear the session, and stays logged in.

    €26 / hr (Avg Bid)
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    31 árajánlat
    Développer full stack 6 nap left

    Hello looking for a Wordpress developer full stack and animator, we have the design and need to make it alive.

    €464 (Avg Bid)
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    94 árajánlat

    Front End Developer - Any front end tech (React, Angular, JS, etc) As a Software Engineer in this Software House you’ll be responsible for developing high quality solutions which delight their customers and impact the lives of users worldwide. You’ll do this whilst learning about new technologies and approaches, with talented colleagues that will help you to learn, develop and grow.

    €190 (Avg Bid)
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    61 árajánlat

    We have a platform that allows users to rate companies from 1 star to 5. One way to rate is to scan a QR code, typically in a store or a similar physical environment. Once the QR code is scanned, the user will be redirected to the mobile version of the profile including business-name, thumbnail picture and 5 five empty stars – ready for the user click on. We want to make this first page more interesting and immersive with animated objects. The task therefore consists of two parts: Animated load-in page, perhaps with logo in the center which then finds it way to the upper left corner (Other ideas are also welcome) 2. Stardust animation when clicking on a star, leaving a satisfying feeling for the user. Load-in page is only for mobile, but click-effect should be both for desktop and...

    €128 (Avg Bid)
    1 pályamű

    We are looking for a senior or highly experienced Magento developer for - Updates, bugs, further development, bug fixing of the current online store (2.3 -> 2.4) - very urgent and priority 1 - continuous maintenance and small changes or simple requirements implementation for the webshop Please contact only very experienced developers. We are currently working with 2 Magento developers, but they can not solve our problem. More information about the project after contact.

    €32 / hr (Avg Bid)
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    35 árajánlat
    Book appointment auto bot 6 nap left

    I have sth really interesting, I want to find someone who is responsible for website development and has good communication skill with English. This task is very urgent and I prefer developers who can start this project right now. I will explain my project via chat.

    €685 (Avg Bid)
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    29 árajánlat
    React and UI 6 nap left

    We are looking for an experience ui and React developer to help us improve looks and feel of our online orders for fast food business

    €527 (Avg Bid)
    €527 licitátlag
    103 árajánlat

    I have a calendar design (html, css, node,js, yarn, gulp js) where there is a drag and drop functionality. I want that drag and drop to interact with mysql database. Like whenever drag and drop is used, it should also get saved in database.

    €18 (Avg Bid)
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    4 árajánlat

    Need more than 5 years of web developer in Node.js., on supermarket website with responsive for mobile. Site able to accept credit card and cash, Delivery notification, tracking, Dashboard. Please see document attached.

    €1338 (Avg Bid)
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    71 árajánlat
    Looking for a Django Expert 6 nap left

    We are looking for a backend/Django developer. 
Hourly Rate:
$17.5 - $30

 Candidate Expertise: - Django 3 years - Javascript 5 years (webpack, Babel experience) - HTML/CSS 5 years - Django template Engine(DTL) - Git Developer should have his own github account We will do a skill test and it's paid test(4 hours, 50SGD)

    €21 / hr (Avg Bid)
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    43 árajánlat
    Wordpress Form Fixes 6 nap left

    I have a form which needs several fixes applied to it. 1) The validation is not working properly. If you do not complete all the fields properly the form just disappears as if it has sent it, but in actual fact it has not send the form data at all. 2) When the form have been completed I want the form fields to disappear and the following message to appear - Thank you for your enquiry, a member of the team will be in touch shortly 3) When the form has been completed it should email to the current email address, but also post the data to my CRM. I can give you the details of where to post the data and to what fields to post the data. 4) You must use a plugin to achieve this and not hard code it into Wordpress.

    €139 (Avg Bid)
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    75 árajánlat

    We have a template with calendar functionatlity. We want the drag and drop feature to get integrated in mysql database, whenever the uses the drag funcationality. The drag and drop part is done, only pending is entry into database. And other minor related functionalites to be edited. The system and database is fully ready and functional

    €16 (Avg Bid)
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    3 árajánlat

    Skills : java,Architecture Knowledge,Devops and Containers,etc. Requirements : 7+ years java development experience with JSE/JEE, Java based Micro-services framework and implementation, Spring framework, Hibernate framework, SQL etc Hands on experience on Spring boot & SPARK Microservices and OSGi specifications Strong knowledge of micro-service logging, monitoring, debugging and testing Implementations experience of micro-service integration, packaging, build automation and deployment experience :7+ years

    €852 (Avg Bid)
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    7 árajánlat

    - You will need to create your own developer account on Keap - I need someone to create the app from this tutorial: - I want to be able to use the app without having to authenticate everytime (it should be only once as per the tutorial) - Functionalities to be added: 1.) search contact by email - 2.) add tag to contact - Github with samples: Need this done as soon as possible

    €14 (Avg Bid)
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    5 árajánlat

    Picture framing business needs help on a function of Visualizing uploaded images on products in WIX.

    €301 (Avg Bid)
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    46 árajánlat
    Looking for Laravel expert 6 nap left

    Looking for an individual developer experienced with Laravel, Javascript and deep understanding of Canvas element. Must be able to work round the clock, and also available in the weekends when required. Good communication skills and fast response times are crucial. We need updates and status reports every day. Only dedicated individuals can apply who are able to work with us long term. No corporations or businesses or middlemen. The first task would be making a Canvas responsive and saving the canvas width and height. More details to the most experienced developer.

    €20 / hr (Avg Bid)
    €20 / hr licitátlag
    90 árajánlat

    I have a React project in which I want to implement Webpack to get rid of cache issues.

    €75 (Avg Bid)
    €75 licitátlag
    2 árajánlat
    React Problem 6 nap left

    Web applications development using react.js, bootstrap and basics of expressjs.

    €126 (Avg Bid)
    €126 licitátlag
    8 árajánlat

    I have a application which is built using Vue + Laravel. To instlal the application I need to run `npm run install` but when I run this command I got multiple error on the terminal. So, you job is not run the application by connectiong with me ( Directly to my PC ) and solve all the npm/webapack/dependecy issue. If you can then say "I can". ==== note ==== I have original theme file from the themeforest. I tried to install the application using that command but still not luck. So there must be an issue on my mac PC. I mean some dependency or environment issues. **** No milestone will be provided untill the job is done. Best of Luck.

    €13 (Avg Bid)
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    3 árajánlat

    Hello, We have admin portal with rest api develop in node js. We required to deploy api with admin portal on google cloud platform only.

    €174 (Avg Bid)
    €174 licitátlag
    9 árajánlat

    Looking for a full stack web developer experienced in Laravel.

    €2231 (Avg Bid)
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    148 árajánlat

    Need A Coding Expert With Much knowledge About HTML, Python, Java ETC

    €13 (Avg Bid)
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    7 árajánlat

    I want a person who has much knowledge about HTML,JAVA, python etc

    €14 (Avg Bid)
    €14 licitátlag
    6 árajánlat
    Js firebase developer 6 nap left

    Implement firebase logic and design interface

    €160 (Avg Bid)
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    50 árajánlat
    Video Conference Plugin -- 4 6 nap left

    Hello, I have a site that is a social networking platform. Like other platforms 'post, story etc.' can be shared. I need a small plugin. When a video conference room is created in Jitsi, which is a free and unlimited video conferencing system, I want it to be automatically shared on the homepage and appear in the 'Story' area as long as the broadcast continues. I have a software to use Jitsi within my own site. It ensures that when the room is created, the conference link is on my site, not jitsi's site. I am attaching the link of my conferencing system and website using Jitsi base for your better understanding. You can review. My Social Networking Platform: Demo Account: username: conference password: conference My Video Conferencing System: Demo Account...

    €20 (Avg Bid)
    €20 licitátlag
    2 árajánlat
    Looking for JavaScript developer 6 nap left

    Looking for support with some JavaScript task

    €110 (Avg Bid)
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    33 árajánlat

    We are the owner of a system in the Oil & Gas industry. We need strong full stack developers in Laravel & MariaDB with Bootstrap/jQuery.

    €2298 (Avg Bid)
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    149 árajánlat
    Facebook Pixel Events 6 nap left

    I need following items to get fixed on my website. I want set up Facebook pixel along with standard events (mentioned below) with parameters without any plugin installations. Facebook Pixel Events: • PageView (set by default) • View Content (Parameters: Content ID, Value, Currency, Content Type, Content Name) • AddToCart (Parameters: Content Type, Content ID, Value, Num items, content name, currency, content category) • InitialCheckout (Parameters: Content Type, Content ID, Value, Num items, content name, currency, content category) • Purchase (Parameters: Content Type, Content ID, Value, Num items, content name, currency, content category)

    €174 (Avg Bid)
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    35 árajánlat
    Marketplace 6 nap left

    Looking for a WordPress expert who can add an accordion to our website. This would be an example here, where we add an accordion to show specific shipping info right under the buy button It's urgent. It should be done in 2 hours. If you can't complete it in time, don't apply for this job. If you are an expert and have rich experience in WordPress, I'll hire you immediately.

    €34 (Avg Bid)
    €34 licitátlag
    11 árajánlat

    This project will be a multipage website with data points linking into other segments. I am looking for someone with previous experience and ability to follow direction, a vision and follow through. Complexity is 6/10. Further information can be discovered upon questioning.

    €4379 (Avg Bid)
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    60 árajánlat
    Payment gateway with text messages 6 nap left

    We’re looking to integrate payment feature where users can pay with their phones , without using any information of their debit cards . Information about telephone companies who give this service would be required for this . Looking forward for people with knowledge in this area . Thanks in advance

    €564 (Avg Bid)
    €564 licitátlag
    112 árajánlat

    Hi, We are building a used car auction platform for new car dealers. There are multiple requirements with regard to the same which is in the attached diagram .. Before applying kindly share your work sample and your work experience . Platform will be primarily web based however mobile friendly.

    €1759 (Avg Bid)
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    50 árajánlat

    I need to build a web and mobile app similar to in JS. I need only experienced developers in the healthcare industry. PM me for mor details.

    €8277 (Avg Bid)
    €8277 licitátlag
    95 árajánlat

    development Deadline is 1 week. Budget is fixed to 100 USD. Need an expert to fix around 20 requirements. App is running already. Budget is 100 Usd

    €120 (Avg Bid)
    €120 licitátlag
    39 árajánlat
    Video Conference Plugin -- 3 6 nap left

    Hello, I have a site that is a social networking platform. Like other platforms 'post, story etc.' can be shared. I need a small plugin. When a video conference room is created in Jitsi, which is a free and unlimited video conferencing system, I want it to be automatically shared on the homepage and appear in the 'Story' area as long as the broadcast continues. I have a software to use Jitsi within my own site. It ensures that when the room is created, the conference link is on my site, not jitsi's site. I am attaching the link of my conferencing system and website using Jitsi base for your better understanding. You can review. My Social Networking Platform: Demo Account: username: conference password: conference My Video Conferencing System: Demo Account...

    €36 (Avg Bid)
    €36 licitátlag
    4 árajánlat

    We have a website admin panel which is to be made on Python Flask framework.

    €118 (Avg Bid)
    €118 licitátlag
    9 árajánlat
    IOS Notifications 6 nap left

    We need an example project in Swift-C to register for notifications. Then when the notification has been received, we want to open a page in the app with a simple message. This is for a demo only. We also want an example back-end program to send messages to the phone. The messages will be personalized, so we need to be able to send different messages to different users. We want to use Firebase. The backend can be Java (preferred) or NodeJS. We need the demo to do - Swift-C App - Simple screen two buttons, register for notifications & deregister - When notification has been received - display a message from the payload in the app Java or NodeJS - Allow Entry of a message - send to message in the payload to a registered phone. Need to be able to send different messages to differen...

    €15 / hr (Avg Bid)
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    48 árajánlat

    I want a clock timer + number counter on my website example 1 ,2,3,4, 5 -- 1000 In 24 Hours

    €25 (Avg Bid)
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    38 árajánlat

    It a simple calculator project using html css and javascript .everyone understand this project.

    €12 / hr (Avg Bid)
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    36 árajánlat

    A legjobb JavaScript közösségi cikkek