JavaScript Jobs

JavaScript is one of the most popular programming languages in the world. If you are looking for a website to be created with sophisticated interactivity or in search of an impressive mobile app, using JavaScript is the way to go. With the help of our expert Javascript Developers, you can bring your idea to life.

A Javascript developer on can create dynamic web applications with extended features and improved user experiences. They can also design advanced gaming applications, develop cloud applications, and create powerful websites that work with less coding and low complexity.

Here's some projects that our expert Javascript Developers made real:

  • Developed interactive websites & apps with detailed user accounts experience
  • Created powerful applications that streamline complex data into actionable insights
  • Built custom Windows and Mac software designed to fit client specifications
  • Developed mobile apps that enables customers to access data from their phones
  • Connected databases to web interfaces with easy input/output functionality
  • Optimized existing code for faster loading pages and smoother user workflows

Javascript Developers on know how to turn ideas into reality. They are experienced professionals dedicated to excellence and creating top-notch scripts that are easy to use, reliable and fast. If you have an idea but don’t know how to turn it into technical reality, is the place to post your project. Hire our expert Javascript developers today!

From 692,752 reviews, clients rate our Javascript Developers 4.86 out of 5 stars.
Hire Javascript Developers


My recent searches
Filter by:
    Job State
    740 jobs found, pricing in USD
    Project GitHub 6 days left

    I'm looking for an experienced freelancer to help me create and manage a private repository on GitHub for my project. I don't currently have a project team identified, but once I do, I'll need them to have different levels of permissions, which we can discuss when the time comes. My goal is to have a secure, private repository that my project team can access, both to write and read data, so that we can collaborate on the project effectively. I'm looking forward to hearing from people who have the expertise and knowledge required to help me create this repository and manage its security.

    $33 (Avg Bid)
    $33 Avg Bid
    16 bids

    I am looking for an professional to install the latest version of TutorLMS Plugin along with Skillate Theme. Multiple license needs to be used. Further integration or custom development is not required. Installation should take into account all the current security protocols and existing framework. The overall installation should also address in a systematic manner any issue with regards to compatibility and/or integration. The outcome should be a well functioning system that meets all the requirements as specified.

    $98 (Avg Bid)
    $98 Avg Bid
    14 bids

    I am looking for an experienced developer who is proficient in React and Node to help me with a project. The system I need built is a web app, to be run within an iframe and I do have existing code. The estimated timeframe for completion is 1 - 2 days. I need someone who is qualified and available to start working on the project immediately. If this sounds like a project that you would be interested in, please let me know and let's discuss further details. Thank you!

    $37 (Avg Bid)
    $37 Avg Bid
    3 bids
    Crypto P2P platform 6 days left

    Looking for a developer to create a peer-to-peer crypto platform where users can trade crypto for fiat. The platform will only support USDT trc 20. Similar sites

    $2680 (Avg Bid)
    $2680 Avg Bid
    21 bids
    On Spring Boot java 6 days left

    Hi The project in on STS and jira board including postman collection It’s a development On Spring Boot I need support Indian time 7:30 pm to 8:30 pm. Monday to Friday..12$/hourly. This support will be on zoom meeting which we will provide you and you will connect with my consultant and support her. Payment every Saturday 9 pm Indian time. I already have other Indian guys who are working with me since 2019 to present.

    $11 / hr (Avg Bid)
    $11 / hr Avg Bid
    7 bids
    Senior React/RoR Developer 6 days left

    I'm in need of a Senior React/RoR Developer with expert-level experience to help complete a project. We need someone with full-stack capability who is able to handle the front-end and back-end aspects of development. We have a rough timeline for completion, but are still open to suggestions and collaborative feedback. If you feel that you could be of assistance, please don't hesitate to get in touch. We are excited to hear from you!

    $21 / hr (Avg Bid)
    $21 / hr Avg Bid
    55 bids

    I have a nodejs/reactjs site hosted in AWS. I want to set up PayPal payouts to the website, for the user be able to make payout requests. I already have a PayPal business account with Payouts enabled. Please only apply if you already have experience with setting up PayPal payouts to nodejs site. Budget: 40 USD - Fixed. Thanks in advance.

    $66 (Avg Bid)
    $66 Avg Bid
    8 bids

    I need any developer to complete my PHP based project. Will share more details over chat. No companies needed.

    $19 / hr (Avg Bid)
    $19 / hr Avg Bid
    48 bids

    We need a Django application to display using plotly ( or similar ) interactive graphs in elegantly arranged format on webpages... This is for my company to be able to see all the data in one place. 1. Pull data from database 2. Plot time trend ( parameter by week) of "Critical" parameters in a say 3x3 grid . 3. rest of the graphs ("normal") should be on second page also in a grid but no more than 8 graphs in one page. Database Notes: You can use dummy database that contains 20 parameters like - sales , profit , inventory etc . This data is weekly data. 5/10 parameters should be marked as "Critical" parameter. Rest should be "Normal" And please check attached image. Please apply if you can deliver this project within 1 day or soon with fixed budg...

    $26 (Avg Bid)
    $26 Avg Bid
    8 bids

    mern admin panel development with all functional deliverables: front end using react- complete UI according to figma development using node.js testing and finishing it(ready 75-85%) launch with app launch Timeline: 3-4 days

    $97 (Avg Bid)
    $97 Avg Bid
    13 bids

    web and android app with back office  Design and development of the Matrimony website and Android app can download if the user wish with SQL DB  integration of the website and app with a back-office panel for managing content and data Adds and google admob  Implementation of a search engine for users to find their ideal life partner with their matching content with percentage bar and display the most matches  Integration of messaging and communication tools for users to interact with each other –  Development of a membership system for users to sign up for paid services ->Ongoing maintenance and support services- Verifying the members Email and phone otp  Multilanguage only 3  PayPal/Payaneer integration

    $325 (Avg Bid)
    $325 Avg Bid
    13 bids

    I would like to add features to my SAAS application. The system should include a diagnosis search feature that should fetch data from an in-database ICD10 database and display it upon search. The system should also have the ability to manage patient treatment history where I can add and view historical data of the patient. Basically its two functions to be added: 1. Add patient history where documents can be added , treatments traced etc 2. Add ICD10 diagnosis to be visible from the point of adding prescriptions. Any further details will be communicated.

    $68 (Avg Bid)
    $68 Avg Bid
    16 bids

    I'm looking for someone to help me with a Shopify Google Ads tracking issue. The tracking has already been set up and I require assistance troubleshooting it. Specifically, I need help with Google Ads tracking. I am not sure what the issue is, but I am hoping to find an experienced programmer or developer who can diagnose and resolve the issue. This could involve using tools such as Google Analytics, Google Tag Manager, or custom coding. The right candidate should have extensive Shopify experience, as well as a good understanding of Google Ads tracking and tools like Google Analytics and Google Tag Manager. I'm looking forward to finding a skilled professional who can help me get this issue under control once and for all. Please reach out if you feel you fit the criteria and ...

    $43 (Avg Bid)
    $43 Avg Bid
    7 bids
    Sniper Bot for crypto Trading 6 days left

    Please create a crypto trading bot based on ethereum Blockchain with different contracts addresses that I could enter (Metamask, uniswap pool essentially). I would like to have it as a as a chrome Extension or it can be React (front end)/ nodejs) Back end) app, or any other solution that gets the job done for a reasonable cost. I would like to work with a developer who has experience building a bot like this and can provide previous projects as proof of your ability to execute this in a high-quality fashion. It should operate smoothly and enable transaction to run quickly once the desired strategy is selected. The BOT would essentially include: A simple UI for the bot where I can manage parameters such as: the amount of the trade, slippage tolerance (on or off) , range or amount t...

    $4066 (Avg Bid)
    $4066 Avg Bid
    12 bids

    I have a search issue in my flutter application where I cannot search for services. The function used to work but it stopped working and I'm not sure what has made it so. The app has an API with a web portal. I would also like the search to be fast.

    $42 (Avg Bid)
    $42 Avg Bid
    27 bids

    Unit Testing for multistep form

    $18 (Avg Bid)
    $18 Avg Bid
    8 bids
    Antmedia player 6 days left

    Need to implement antmedia server with custom html platform and api integrate with reactjs + html

    $521 (Avg Bid)
    $521 Avg Bid
    43 bids

    I am looking for someone to develop a front end project for employ management system using the below languages HTML CSS Java Script React Js the prototype is in the below link

    $331 (Avg Bid)
    $331 Avg Bid
    49 bids

    fullstack web application with the help of spring angular ecommerce web application

    $159 (Avg Bid)
    $159 Avg Bid
    31 bids
    Outside sidebar addin 6 days left

    Outlook side bar addin. - clicking on and email (messageView) opens a URL related to that address in an iframe in the side bar - when in the inbox (inboxView) a different URL is displayed in an iframe. - when calling the URL parameters (email address and name of the sender) to be sent. NOTE: This is just the outlook framework for the sidebar. The content to be shown is already built, it just needs to be called and put on the iframe. We already have this as a chrome extension. That code can be ported or used as a guide.

    $152 (Avg Bid)
    $152 Avg Bid
    12 bids

    I am looking for Javascript developers to write a chrome extension for Automatically transcribing Teams, Google Meet and Zoom calls that works in real-time. APPLY ONLY IF YOU CAN DO THIS TASK. Reference -

    $117 (Avg Bid)
    $117 Avg Bid
    11 bids

    Hey guys, I want to build a custom supply/demand (SMC) Style indicator. There's a few I like but they need some changes to suit my rule-set and style, looking for someone to help with this who is really experienced and is fast.

    $1483 (Avg Bid)
    $1483 Avg Bid
    41 bids

    I’m looking for an expert Shopify app/extension developer to help create a custom app for Shopify store. Specifically, I need a footer customization extension developed for my Shopify Store. The custom app needs to be completed within one month. This job requires someone who is extremely knowledgeable about developing Shopify applications, so please only apply if you truly have the necessary skills. The developer must have a firm understanding of the Shopify application development process from the initial planning stages to deployment. Additionally, the developer should have a good understanding of Shopify's API and webhooks. The candidate most suitable for this job should be able to work autonomously and always available in-case of queries or assistance. I look forward to ...

    $742 (Avg Bid)
    $742 Avg Bid
    19 bids

    I am looking for a web developer to create a used car web application for me. The website will be built using the MERN or Laravel stack, with programming done in JavaScript and a MySQL database. I need custom coding to perform specific functions on the website.

    $556 (Avg Bid)
    $556 Avg Bid
    138 bids

    Simple Test project for 3 months contract.

    $575 (Avg Bid)
    $575 Avg Bid
    26 bids

    I need to create a chatbot using the ChatGPT api, and also back end admin panel. The design is already developed on Figma

    $124 (Avg Bid)
    $124 Avg Bid
    33 bids

    I'm looking for a talented developer to finish up a partially completed mobile app. The app will be written in Hybrid ReactNative and needs a Stripe API integration. Additionally, I need additional functionality built into the project. If you know how to work with both Stripe API and Hybrid ReactNative, I have a great project for you. I am looking for someone efficient and driven with the capability to complete this project in a timely manner. Moreover, I am open to discussing further details and expectations.

    $1204 (Avg Bid)
    $1204 Avg Bid
    111 bids
    Website refresh 6 days left

    I have a 9 page website that I need to be refreshed. All the content will remain the same, but it is a bit clumsy. I don't care what platform you use to create the site, I just need to host my own domain and it should look modern and nice. You can use wordpress, joomla, wix, straight html/js, whatever. There is minimal interactivity - just a couple of forms to submit name, email, phone number.

    $207 (Avg Bid)
    $207 Avg Bid
    125 bids

    Features and functions of our resort booking web application: Search and filter: Customers should be able to search for resorts based on location, date, and price range. A filter system should allow customers to refine their search by amenities, such as a pool or spa, or by room type. Room booking: Customers should be able to select a room based on their preferences and book it for the desired dates. The booking process should be easy to understand, and customers should receive a confirmation email once the booking is complete. Availability calendar: A calendar should show customers which rooms are available on which dates. This lets customers quickly determine which dates are available and which rooms are already booked. Room descriptions and photos: Customers should be able to view deta...

    $401 (Avg Bid)
    $401 Avg Bid
    32 bids + supbase 6 days left

    using the + supabase to create a small app function request page 1. add 2. edit 3. delete data and images

    $199 (Avg Bid)
    $199 Avg Bid
    22 bids

    I'm looking for an experienced Python expert to create an automated script for me that can respond to incoming messages via The script will be used to reply to messages and must be able to run on Windows Platform. The script must be able to log replies and provide a text response. this should be done in Python

    $25 (Avg Bid)
    $25 Avg Bid
    18 bids

    Need to intergrate sum sub web sdk on our reactjs registration form. The form is already complete only need to add sum sub KYC verification to check the user's submitted document.

    $19 / hr (Avg Bid)
    $19 / hr Avg Bid
    60 bids

    I am looking for an experienced freelancer to help us with a project. We need someone to build a reply system for our chat conversations using and chat open ai gp3 amd LlamaIndex for costume .data

    $25 (Avg Bid)
    $25 Avg Bid
    6 bids

    I need a WebGL coder to code a waterfall graph. For now the data can be read from a file.

    $147 (Avg Bid)
    $147 Avg Bid
    10 bids
    CSS Keyframe Text Animation 6 days left

    Create code to replicate video. No third-party JS/CSS libraries. Just CSS keyframes for the animation and javascript to switch between each message. See attached HTML for file structure.

    $26 (Avg Bid)
    $26 Avg Bid
    16 bids
    Update Google Sheet project 6 days left

    I have a Google Sheet which I am using as a Quote calculator. The google sheet has many data and formulas, and I need someone skilled in excel/sheet formating, formulas and advanced data entry to help me keep the sheet updated on a weekly basis. Apps Script coding and knowledge is a plus. Experts only please. +/- 4 hours/week.

    $19 / hr (Avg Bid)
    $19 / hr Avg Bid
    63 bids

    I need a Django application to display using plotly ( or similar ) interactive graphs in elegantly arranged format on webpages... This is for my company to be able to see all the data in one place. 1. Pull data from database 2. Plot time trend ( parameter by week) of "Critical" parameters in a say 3x3 grid . 3. rest of the graphs ("normal") should be on second page also in a grid but no more than 8 graphs in one page. Database Notes: You can use dummy database that contains 20 parameters like - sales , profit , inventory etc . This data is weekly data. 5/10 parameters should be marked as "Critical" parameter. Rest should be "Normal"

    $19 / hr (Avg Bid)
    $19 / hr Avg Bid
    34 bids

    The app is a card game developed in flutter but i need some adjustment to it. ------------------------------------------------------------------------------------------------------------------------------- 1- all action cards needs to be changed. 2- coins needs to be added. 3- 7 buttons needs to be added for each player to chose from them how to play his turn. - each button is representative one of the action cards. 4- 2 buttons needs to be added for each player to defend in his turn. 5-chat needs to be activated in game, and out of the game in general chat room. 5- voice chat needs to be activated "in game only" ------------------------------------------------------------------------------------------------------------------------------- Note: all the functions and action cards ...

    $688 (Avg Bid)
    $688 Avg Bid
    24 bids

    We are looking for a simple solution for a client who owns a restaurant in Buenos Aires. We need to develop a very simple landing page in which the letter that he offers is shown. It is necessary for the client to have an Administration Panel where they can add and delete categories, dishes, modify prices, etc. If you have any work of this type already done or you have the ability to carry out the work, respond with: • Description of how you would solve it • Time that the work will take you • Cost.

    $170 (Avg Bid)
    $170 Avg Bid
    34 bids

    To do in NodeJS using jsdocs # Console Application ## DataStructure: - Need to implement Stack & Queue methods: - push, pop, isEmpty, size - Underlying data structure for both should be LinkedList. - Type Definition( using @type, @param) should work. - Implement a getIterator() for each. - Returns object of {hasNext(): boolean, next: DataType} ## Console App - At a time only 1 DS will be present. - - Commands: > `new stack` : Create a new stack. If any DS already existing, then flush the same. > `new queue` : Create a new queue. If any DS already existing, then flush the same. > `push 1234` : push the element (string) to the underlying DS. (IF underlying DS not present, handle) > `pop` : pop element from underlying stack. (IF underlying DS not present, handle) &...

    $8 (Avg Bid)
    $8 Avg Bid
    3 bids

    Hello, We need a senior web dev to build out a prototype using these specs. The rest of the info will be sent to those selected. Please name your hourly rate. This should be a 1 day project. Create an [ASP.NET](http://ASP.NET) API that will use [RavenDB]() to store any necessary data. Your frontend will be based on [EditorJS]() but you can use any combination of technologies or frameworks you want. Bonus if you use React, Bonus++ if you use vanilla Javascript, old-school! ? Alas, be prepared to defend ?️ your choice! ? You don’t have to worry about authentication or anything like that.

    $152 (Avg Bid)
    $152 Avg Bid
    9 bids

    Project Description: We are looking to build a website on WordPress with WooCommerce pre-installed for selling and renting virtual mobile numbers. The project requires integrating with three providers via their APIs: Administration Features: Provide a section within the WordPress admin panel to connect and manage API keys for the three providers. Allow the addition of a profit margin for each provider separately, which can be a fixed amount plus a percentage. Customer Purchase Page: Allow customers to select the server (Provider 1, Provider 2, Provider 3). Provide an option to choose between one-time purchase or monthly subscription (not available for all providers). Allow customers to select the country and service type. Allow customers to select the quantity they want to purchase. ...

    $291 (Avg Bid)
    $291 Avg Bid
    26 bids

    I am looking to create a trading website for CSGO skins. Much like all the other websites that are in same space, we are looking to create a skins trading website that will provide amazing support for players to buy, sell, and trade their skins within the United States. Some website examples would be: BitSkins, , , Skinport.

    $33 / hr (Avg Bid)
    $33 / hr Avg Bid
    29 bids

    Hi i have kotlin code for webview, I would like to include a custom error page for webpage not loaded

    $27 (Avg Bid)
    $27 Avg Bid
    11 bids

    Create Node react admin panel With API

    $297 (Avg Bid)
    $297 Avg Bid
    25 bids

    A block grabber script, often used in the context of Amazon Flex, is an automated tool designed to give users a competitive edge in securing desirable delivery blocks within the Amazon Flex app. Delivery blocks are time slots during which drivers make deliveries and are compensated by Amazon. The availability of these blocks is often limited, and drivers may compete to secure the most profitable ones. The purpose of a block grabber script is to monitor the Amazon Flex app for newly released blocks and automatically accept them on behalf of the user based on their predefined preferences, such as location, duration, and compensation. By automating this process, the script can significantly increase a driver's chances of obtaining lucrative delivery blocks, as it can act faster than a h...

    $171 (Avg Bid)
    $171 Avg Bid
    6 bids

    I am looking for further development of the WP All Import ACF Add-on. Currently, I have added a function which gives me the ability to import ACF repeater fields into a single woo-commerce product. The function disallows the possibility of duplicating a subfield row of data. The function also updates the row of information if the price has changed. But it does not delete fields is they no longer exist in the import. We need a workaround so that the code checks if the custom field exists and deleted it if it no longer exists. Please see here for a conversation on the ACF forum -

    $208 (Avg Bid)
    $208 Avg Bid
    26 bids
    php5 and php8 Expert 6 days left

    I need to migrate all of my php5 scripts to php8.

    $24 (Avg Bid)
    $24 Avg Bid
    19 bids

    I have an ionic 1 application that has been running for many years without maintenance, but now Google requires a newer platform. It is an application where the user informs his username and password to access the registration of his dog in a canine day care. The user can see a calendar of events, conditions, hosting history and can press a button to inform that he is on the way. After pressing this button, the app continues sending the cell phone position until the customer presses the arrival button. This position submission continues to occur in backgroup (minimized app). He can also receive a notification (push) with some information from the daycare center (simple text) I will provide the old sources code to be used as base of the app. There is no need for server side code. The API ...

    $584 (Avg Bid)
    $584 Avg Bid
    19 bids

    Recommended Articles Just for You

    If you want to stay competitive in 2021, you need a high quality website. Learn how to hire the best possible web developer for your business fast.
    11 MIN READ
    Python runs some of the biggest websites on the net. Here’s how to create a website using Python, one of the easiest programming languages around.
    8 MIN READ
    You can build a stunning website on the Wordpress platform. Here is a collection of 10 sensational Wordpress designs to ignite your creativity.
    7 MIN READ