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 Freelancer.com 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 Freelancer.com 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, Freelancer.com is the place to post your project. Hire our expert Javascript developers today!
From 704,957 reviews, clients rate our Javascript Developers 4.86 out of 5 stars.Hire Javascript Developers
I have an html file with three animations. Animation #1 autoplays and animations #2 should replace it right after animation #1 ends. Animation #2 is controlled with GSAP scroll trigger. After animation #2, then Animation #3 should scroll onto the screen and stop in the center and then again GSAP scroll trigger should play through the animation. Using GSAP the animations #2 and #3 should reverse when scrolling up. The current problem right now is with animation #3 I have attached combined html (this is the file that needs to be worked on) but also attached the intro html and the map html for you to see the way the animations properly behave. Budget 10$ Deadline 2 hours
Need to create a chatbot which is compatible to any wordpress Database and our own Database. Should be able to provide this as SAAS, 1. User should be able to type a word or sentence in chatbot. 2. The chatbot should list out all the news/content related to entered word or Database. 3. should be capable of NLP (Either develop your own or can use existing APIs both are fine) 4. user should be able to type in indic languages (Logic/Pseudocode/Javascript code will be given) To be successful I would be looking for the following in your proposal, 1. Similar successful project previously, if not a MVP demo for this project. 2. Steps how you implement this project (like APIs, libraries or any other optimal solutions etc) 3. Ask relevant questions if any. 4. Send a chat request if you have genui...
I am in need of a developer who can help me display blog posts on my Vue.js website. I have already developed an admin panel for the website, so the developer will need to integrate the blog posts into the existing system. Data to be displayed: - Blog posts Layout preference: - Grid layout Specific features required: - Comment section Ideal skills and experience: - Proficiency in Vue.js - Experience with integrating data from an admin panel - Knowledge of front-end development and designing grid layouts - Familiarity with implementing comment sections on websites Please provide examples of previous work and your estimated timeline for completing this project. Thank you!
Hi, I need a simple work to be done in a JavaScript file I'm working on. It must make a web request, FETCH message and show them inside a <div>, and another section for sent messages. Backend is working in Django. I just need one file to be updated, everything else is already done. I need this to be as simple as possible, I'd like comments on the code so I can understand, if not an explanation of why the work has been done in that way. Maybe later I will add some more features. Thank you!
Project Title: One Page JavaScript website Functionality: - Contact form - Image gallery - Interactive map Main Purpose: - Showcasing a portfolio Design Preferences: - Professional and Corporate Ideal Skills and Experience: - Proficiency in JavaScript and HTML/CSS - Experience with creating one-page websites - Design skills to create a professional and corporate look and feel - Knowledge of integrating contact forms, image galleries, and interactive maps using JavaScript - Attention to detail and ability to create a visually appealing and user-friendly website
Using Openlayer 7.5.2 I need the javascript code + source files for openlayer which can do the following: - Draw the map (like 500x300px) - Draw a line (3px width) between the cities (coordinates attached in the project) - On each city, draw a circle (5px width) + text label - In the code, calculate the distance between each city. - Place markers (svg-file attached) along the line at a specific distance (eg. 100km) from the first coordinate/city as specified in the attached file. - The line, circle and icons should be possible to style with eg. colors/thickness. - The URL for map tiles should be possible to change. To make the project as clear as possible I've atteched the index.html-file which includes instructions on what the code should do. I also attached a screnshots of what it...
I am looking for a competent freelancer who has the necessary web development skills to create and optimize my website. The main objective of the website is to serve as a platform for my graphic design agency. Skills and Experience Required: - Proficiency in HTML/CSS is essential for the project - Familiarity with JavaScript/PHP would be beneficial - Experience with WordPress/Joomla is a plus The website needs to be completed within 3 weeks maximum, so the ideal freelancer should be able to work efficiently and meet deadlines. Our website is laconic.org.uk. Please utilise the provided Figma link: () And our doc: Key tasks include ensuring static pages on both web and mobile, logo adjustment, and optimizing global elements. Animated icon optimization, file size reduction, transiti...
Project Title: Web Designer Website Type: B2B Design Style: Clear Vision Mobile Responsiveness: Yes Skills and Experience Needed: - Proficient in web design and development - Experience with B2B website design - Strong understanding of user experience and user interface design - Expertise in creating mobile-responsive websites - Ability to bring a clear vision to life through design - Familiarity with e-commerce, portfolio, and blog website structures - Knowledge of best practices in web design and usability - Excellent communication and collaboration skills to understand and meet client's specific design requirements I have shared two designs which i have created on pen paper, Please go through it, and give me the quotation. it should be not more than 3days task.
In this project we have a rPi connected to a display interface connected to 6 sensors over I2C and serial we have found several issues - pressure sensor stops working - program crashes - rPi gets stuck in login screen This will need to be fixed on the code side of things, but the Freelancer needs to have an understanding of the hardware aspect of things as well. We would like to take our existing project and have someone clean up Python Django code as needed, in hopes of creating a clean and stable version of our software With that being said, I am looking for a skilled front-end developer to fix performance and optimization issues in a python Django application for a Raspberry Pi device. The current state of the application is functional but needs improvements. The fixes should be c...
You need to create an editor using within ReactJS with the following specifications: - There are three main components in the layout: Title, Button and Editor - The editor needs to be written in - Typing `#` as the first string in a line & pressing space should make anything you type afterwards on the same line be in a “Heading 1” format. On pressing space the aforementioned `#` should disappear. - See “This is a heading” line in the layout image above. - Similarly, typing `*` as the first string in a line and pressing space should correspond to “bold” format - `**` and space = red line - `***` and space = underline - [**Optional**][**Extra points]** If you can add a highlighted code block when the user types ````` and ...
We have a ad system to management our SKUs on MercadoLivre marketplace. Our last DEV had some problems and can not proced with this project, so we are in need of a new DEV to update and adjust the system. Frontend -> vercel Backend +DB = Railway Upstash = Redis as queue API - made with NestJS Front - made with React The DEV said he would leave the DB online for a while so we are in need of a new DB, said the DUMP is on file. He used PostGreSQL and Railway. HOW SYSTEM WORKS: Basically the system works when we insert the exactly Ad SKU, and have the below commands: - Pause (all ads) - Delete (only ads with zero sales) - Activate (all ads) - Change price We have differents SKUs that needs to match exactly when run the command. The more problematic SKU to match it is when has space...
I am looking for a skilled web developer to create a booking system website for manicure appointments from scratch. Website Type: - Booking system Design Preferences: - No, I am open to suggestions Additional Features Required: - Payment gateway - Chat system (optional) Ideal Skills and Experience: - Proficiency in web development languages such as HTML, CSS, and JavaScript - Experience in creating booking system websites - Familiarity with integrating payment gateways - Knowledge of chat system implementation (optional but preferred) I am open to suggestions and would appreciate a creative and user-friendly design for my website. The ideal candidate should have excellent attention to detail and be able to deliver a high-quality website within the specified timeline.
I am in need of an experienced Shopify developer to help me finish my ecommerce site. The specific tasks I need assistance with include design and layout, product upload and management, as well as custom coding and functionality. Design and Layout: - Implementing a specific design that I have in mind for the website Product Upload and Management: - Assisting with the setup and management of product listings, including uploading product images, descriptions, and pricing - Ensuring that the product pages are well-organized and easy to navigate for customers Custom Coding and Functionality: - Developing a custom product application to provide customers with variant options - Implementing any additional functionality or features that may be required for the site Ideal Skills and Experienc...
I use Scrapy to scrape the product tabs. Tab 1 is not a problem but the second and third tabs are loaded dynamically and that's why I have problems. I don't want to use BeautifulSoup or Selenium or anything similar, just Scrapy. Just need the solution. Code and Picture attached Dont want Selenium or bs4 Code Only Scrapy and Maybe with Splash or chompjs because I don't want any time sleep delays
Bugs And Upgrading list: 1. The map is not working perfectly ( Need to upgrade like Food Panda) 2. OTP issue 3. New Payment Gateway addon 4. Fews minor bugs
Upgrade Angular APP from version 14 to 18.2 Skills and Experience: - Strong knowledge and experience in Angular development - Previous experience with upgrading Angular apps - Proficiency in HTML, CSS, and JavaScript - Familiarity with Angular CLI and TypeScript Project Requirements: - Upgrade the current Angular app from version 14 to version 18.2 - Add specific features and functionalities during the upgrade process - Ensure compatibility and seamless integration of the upgraded app - Optimize the app for performance and responsiveness - Test and debug any issues that may arise during the upgrade - Complete the project within 1-2 weeks Please provide examples of previous Angular app upgrades or similar projects in your proposal.
I am looking for a professional who can help me implement websockets on my website and app. The primary purpose of this implementation is to provide real-time/live events without the need for users to refresh the website or app. Technology Stack: PHP and MySQL Front end :- Flutter Existing Functionality: I have existing functionality that needs to be updated, as well as a new feature that needs to be added. Ideal Skills and Experience: - Strong knowledge and experience in PHP and MySQL - Expertise in implementing websockets - Familiarity with real-time/live events - Ability to update existing functionality and add new features - Understanding of the importance of user experience and seamless browsing Primary Purpose: - Live scanner option - Real-time notifications - Live score...
Program that works with a link in the browser to enter orders and complete each step of the process. With username and password. That each order is saved in a database and this way you have the production record I am seeking a skilled PHP developer to create a production control program with the following features: - Inventory management: The program should allow me to track and manage inventory levels effectively. Integration with a new system is required for seamless operation. The deadline for this project is within a month. Ideal skills and experience for this job include: - Proficiency in PHP programming - Strong understanding of inventory management systems - Experience with integrating systems - Ability to meet deadlines and deliver high-quality work
Examsoft Decryptor Project Skills and Experience: - Expertise in decryption software - Proficiency in AES-256 encryption - Experience with Examsoft software - Knowledge of file formats, particularly PDF conversion Project Description: We are seeking a skilled freelancer with experience in decrypting Examsoft software files. The ideal candidate should possess expertise in AES-256 encryption and have prior experience working with Examsoft software. The main objective of this project is to decrypt an Examsoft file, specifically in PDF format. The decrypted file should retain its original formatting and content. Successful freelancers should include their experience in their application, showcasing past work and detailed project proposals. They should demonstrate their proficiency in dec...
I will need the development of an arbitrage bot (smart contract) that will be able to use flash loans to make arbitrage trades between uniswap ,sushiswap, balancer and any other reliable DEX. The bot should be able to spot arbitrage opportunities and quickly execute flash loans from either Aave or Dydx to make trades with them. The flash loan amount (collateral) should be determined by the bot. The bot should be able to execute flash loan arbitrages with the right amount of gas fee in order not to be front run by another bot The bot should be able to repay the flash loan plus the gas fees and then send the profits into the wallet address of the owner . All this should be done automatically and simultaneously.
More details: What type of mountain bike script do you need? Maintenance guide Do you have specific maintenance procedures you want included? Yes, I will provide them What is your preferred length for the script? Long (over 10 minutes) I'm Jefferson nerus and I'm the project coordinator of this company
I am looking for a freelancer to integrate the Razorpay payment gateway and Shiprocket into my Python Django E-commerce website. Requirements: - Experience with Python and Django framework - Familiarity with integrating payment gateways, specifically Razorpay - Ability to work with existing APIs for the payment gateway(s) - Knowledge of Shiprocket integration is a plus - Strong problem-solving skills and attention to detail Project Details: - The goal is to seamlessly integrate Razorpay into the website's checkout process - The integration should allow for smooth and secure online payments - The freelancer will need to work with the existing API(s) for the payment gateway(s) - The timeframe for the integration is as soon as possible Website link: If you have the necessary skills...
I am looking for a freelancer to develop a quiz module for my Wordpress site. The requirements for the project are as follows: Quiz Type: - The quiz should be multiple choice, where users can select one option from a list of choices. Timing: - The quiz should not be timed, allowing users to take their time to answer the questions. Multimedia: - There is no need to include multimedia elements such as images, videos, or audio in the quiz. Output - based on the quiz answers we want to be able to create a report(wordings will be provided) and a lead capture (email) to send the report to. Ideal Skills and Experience: - Proficiency in Wordpress development. - Experience in creating quiz modules or similar interactive elements. - Familiarity with multiple choice quiz formats and logic. - Att...
Fix & Complete Language App Built in React Native - App teaches Arabic language (letters, numbers, words) - Minor bug fixes required for an existing language app - App is basic and needs completion - Source code for the app is already available, not being built from scratch - Deadline for completing the app is within 1 week - Expo and Firebase used Ideal Skills and Experience: - Strong experience in React Native development - Proficiency in debugging and fixing app crashes - Expertise in resolving issues with app features and functionality - Ability to improve UI/UX design of the app - Familiarity with working on existing projects and completing them within tight deadlines
Musical App Specifications Platform: • Mobile Platforms: iOS and Android • Compatible with the latest versions of iOS and Android operating systems. Minimum System Requirements: • iOS: • iPhone 6s or later • iOS 12 or later • Android: • Android 6.0 (Marshmallow) or later • Devices with at least 2 GB RAM Recommended System Requirements: • iOS: • iPhone 8 or later • iOS 14 or later • Android: • Devices with at least 3 GB RAM • Full HD (1080 x 1920) resolution or higher App Features: 1. Music Player: • High-quality audio playback support (AAC, MP3, etc.). • Offline mode for downloaded music. 2. Exclusive Content: • Seamless access to exclusive tracks, behind-the-scenes videos on YouTube, and special editions...
I have written code to pass one array from javascript to flask and return updated array from flask to js. It works first time and second time gives error. Candide 1. Must have knowledge with flask and javascript 2. Should be ready to pair with me in call and solve issue over a call Should available immediately
I am looking for a Json expert who can help me integrate leads data from ClickFunnels to Scaleo via API. I do not have any pre-existing API or access details, so the ideal candidate should be able to set up the integration from scratch. The project needs to be completed within a week. Skills and experience required: - Expertise in Json and API integration - Experience with integrating ClickFunnels and Scaleo - Ability to set up API connections and handle data transfer - Strong problem-solving skills to troubleshoot any issues that may arise during the integration process.
I am looking for a Python developer with experience in Facebook API integration to create a personal use application. The main purpose of the application is to integrate with Facebook API and provide features such as user login and registration, as well as the ability to post and share content. While I have a general idea for the user interface, I would appreciate help with adding a profile picture. -add profile picture. -filling in profile biography information. -add profile cover picture. -creating a page. -Uploading profile picture and cover image to the page. It has to do all these things I want by sending a request, it has to be fast.
Similar to delugetrendbot, only expert needed and has to show similar work done before.
I am looking to hire a skilled developer to help me create an AI platform that can process pictures and videos on a construction site. The main goal of this platform is to identify hazards and dangerous situations in real-time. In addition to this, I want the AI engine to continuously learn and improve over time. Integration with cameras is a crucial component of this project. However, I only require basic level integration with the cameras. This means that the AI platform should be able to receive input from the cameras and analyze the data to identify hazards and dangerous situations. I have a flexible timeline for this project and I am willing to invest more than 6 months to ensure the successful development and integration of the AI platform. Ideal skills and experience for this job...
I am looking for a Django developer to improve the interface of one webpage.
All of the above. Code needs to be rewritten to upgrade PHP to 7 After log in "process php" does not work for example The site's developer has gone out of business. I would like to either have it recoded or build a new one based on the old but with upgrades. The primary function of the site is to operate as a music file download store.
Simple script to test on composer php 7.0 I am looking for a freelancer who can help me install a simple composer script written in PHP to test the functionality of my project. Skills and experience required: - Strong knowledge of PHP programming language - Proficiency in using composer for script installation - Experience in testing functionality and writing test cases Project requirements: - Install the composer script and ensure it is properly set up - Run specific tests provided by me to check the functionality of my project - Provide detailed reports on test results and any issues encountered Ideal freelancer: - Has experience in testing functionality and writing test cases - Can work independently and efficiently - Has good communication skills and can provide regular updates...
I am looking for a Java developer with experience in Spock and Groovy to create a test case for a specific method in a Java class. The purpose of the test case is to test the overall functionality of the Java class. The complexity level of the method is medium. Specific requirements for the test case need to be fulfilled, so attention to detail is important. The ideal candidate should have a strong understanding of Java, Spock, and Groovy, and be able to write efficient and effective test cases.
I am looking for a skilled Ruby on Rails developer to create a backend for my website. The backend should have the following functionality: - User authentication and authorization to ensure secure access to the website - API integration with external systems to enable seamless communication with other platforms - Data storage and retrieval capabilities for efficient management of user information - Provide apostman collection for the APi In addition, I need a mobile app front end that is compatible with both iOS and Android platforms. The app should be user-friendly and provide a seamless experience for users accessing the website App design is provided. The timeline for this project is less than 1 month, so I am looking for a developer who can work efficiently and deliver high-quality ...
The salary for this position ranges from $30 to $100 per month, depending on your expertise. We are actively seeking a talented and experienced TALL-stack Developer, including proficiency in Git, to join our team in a full-time position. As a TALL-stack Developer, you will be responsible for designing, implementing, and maintaining robust web applications using the TALL (Tailwind CSS, , Laravel, Livewire, and Git) technology stack. Key responsibilities include collaborating with cross-functional teams to develop innovative solutions, participating in the full software development lifecycle, and ensuring the performance, responsiveness, and security of our applications. The ideal candidate should possess a strong background in web development, proficiency in the TALL stack, Git version co...
Note : Project is only for Only for Europe countries. I am in need of a Python developer who can fix the functionality issues I am experiencing with my social media web app. Specifically, I am having trouble with some of the features which was working previously but some how it stopped now. I would like these issues to be resolved within 1 week. The ideal candidate for this job should have the following skills and experience: - Proficiency in Python programming language - Proficiency in Django framework - Strong understanding of web development and social media platforms - Experience in debugging and troubleshooting web applications - Knowledge of database management systems and APIs If you are a skilled Python developer with experience in fixing functionality issues, please reac...
I am looking for a skilled WordPress plugin developer to create a link cloaker plugin for my website. The purpose of this plugin is to cloak affiliate links and protect them from being scraped. Additionally, I would like the plugin to track link clicks. Features: - Geo-targeting: The plugin should have the ability to geographically target links. - Device targeting: It should also be able to target links based on the user's device. - Link rotation: The plugin should have the capability to rotate links. I anticipate using more than 50 links with this plugin, so it should be able to handle a large number of links efficiently. Ideal Skills and Experience: - Proficiency in WordPress plugin development - Strong knowledge of link cloaking techniques and best practices - Experience with tr...
There are 3 phases to the project: A. Create Chrome extension and 2 buttons on top of each column for a table (“copy”, and “paste”). B. When the “copy” button on a column is clicked, the data from the settings from that particular column is copied in JSON format into the system clipboard. When extracting the settings from a particular column, you need to do it in a way that is generic and can be applied to other columns. C. When the “paste” button on a column is clicked, the data from the clipboard (present in JSON format) is copied into that particular column. The data in the clipboard can be modified before pasting. The test of whether the paste worked correctly is if we edit that column manually, the new settings should be fully functi...
I am looking for an experienced freelancer to help with optimizing existing prompts for better performance in Chatgpt. The ideal candidate should have expert-level experience with both node js and react js. Specific tasks for this project include: - Analyzing and identifying areas for improvement in existing prompts - Implementing optimizations to enhance the performance of Chatgpt prompts - Debugging and fixing any issues or errors with prompts The project needs to be completed within a week, so prompt and efficient communication and work delivery are crucial. If you have the necessary skills and experience in Chatgpt prompt engineering, node js, and react js, please submit your proposal. Thank you.
I am looking for a Shopify expert who can create a functionality to fetch details from customer's WhatsApp catalogue order using the WhatsApp Business API. The purpose of this project is to automate order processing and improve customer experience. The created Shopify order should have both track customer data and inventory management functionalities. Ideal skills and experience for this job include: - Proficiency in Shopify development - Familiarity with the WhatsApp Business API - Experience in order processing automation - Strong knowledge of inventory management systems - Attention to detail and ability to track customer data accurately.
I am looking for a freelancer who specializes in customizing the Bookly plugin for Wordpress. We have an existing bookly form, the problem we have is when we click with the mouse to increase customer quantity if we click fast then it skips from time to time and the totals are incorrect. So we would either would like to solve the issue with that or we would like to make the dropdown option instead. Requirements: - Must have experience working with the Pro version of the Bookly plugin - Ability to make interface modifications according to a specific design Ideal Skills and Experience: - Proficient in WordPress and familiar with the Bookly plugin - Strong understanding of CSS and HTML - Experience with customizing plugins and making interface modifications - Ability to work closely wi...
? Hiring Alert: Experienced Developer Wanted for Exciting Website Project! ? Skills and Experience Required: - Proficiency in Python and Django - Experience in developing web applications using Python and Django framework - Strong knowledge of HTML, CSS, and JavaScript - Familiarity with database systems such as MySQL or PostgreSQL - Experience with version control systems, such as Git Project Details: - The primary function of the website is gaming. - The developer will be responsible for creating an interactive and engaging gaming website. - The website should have features like user registration, game selection, high scores, and leaderboard. - The developer should have experience in developing gaming websites and integrating gaming APIs. - The desired timeline for completing the websi...
Seeking a skilled JavaScript developer to bring a 60-page historical book to life online. This project involves creating an interactive website where users can seamlessly flip through the book's pages, just like a physical copy. The website will feature clickable areas within each page, turning it into a fully interactive experience. This is not just a digital book; it's an engaging journey through history, designed with modern web technology. Ideal candidates should have a strong background in JavaScript and a passion for creating interactive web experiences. For further details, please send a message and let's discuss.
Create a job seeker module in react native app the app is a job searching app for plumbers & others
I am looking for a freelancer to design and implement a members login page for my website. The page should have the following features: - Basic login and registration functionality - Integration with social media login options - Two-factor authentication for added security I do not have a specific design in mind, so I will rely on the freelancer to create a visually appealing layout for the login page. However, I do have some ideas that I would like the freelancer to consider and provide input on. The login page I have is working however when members login the login page is still there where I want it to change to a members account page. As for the technology stack, I am open to suggestions and not limited to specific options. I am looking for a skilled freelancer with experience in we...
I have a training sales website that gives access after payment to the training content directly on the site and the possibility of joining a group separately on Discord. I'd like you to set up a system, a bot that will allow new customers to join the discord and assign them a role automatically without my having to intervene. He'll also be able to join with just one nickname.
I am looking for a skilled developer to create a Transport ERP system for my business. The system should have the following specific features: - Warehouse Management: I need the system to efficiently manage and track inventory in our warehouses. As for the software platform, I do not have a specific one in mind. I am open to suggestions from the developer, as long as it meets our requirements. I have a tight timeline for this project and would like it to be completed within 1 month. Ideal Skills and Experience: - Strong experience in developing ERP systems, specifically with warehouse management functionality - Knowledge of different software platforms and the ability to recommend the best one for our needs - Ability to work efficiently and meet tight deadlines