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!
Từ 693,325 nhận xét, các khách hàng đã đánh giá Javascript Developers 4.86 trên 5 sao.Thuê Javascript Developers
Estou precisando de um profissional para conectar uma API ao nosso sistema (Glide). Nossa API específica foi criada no Apps Script, então teremos que usar essa para a conexão. Por último, preferimos usar JavaScript para a conexão da API. Se você possui as habilidades necessárias para executar essa tarefa, entre em contato e vamos conversar para ver se conseguimos fechar o negócio. Obrigado.
I'm looking for a skilled react developer who can help me improve the functionality of my existing and online web3 defi website. Specifically, I need a high priority feature to be added. I'm looking for someone who can work efficiently to make this change. The ideal candidate would have experience with web3 react frontend fetching and submiting data directly to the smart contract. I have the source code of existing website, just need someone to do a cosmetic change and publish the updated website.
There is an open source WBO whiteboard I want to allow the user in my WBO forked version to edit text directly on SVG without noticing the transition between editing and viewing modes. I was thinking about a contenteditable div that appears when the user clicks on a text area, and that can be closed by clicking the cursor away from it. The text displayed in textarea should look identical to the text drawn on SVG. It must have cross browser compatibility on Firefox, Chrome and Edge. My WBO version code will be sent to the selected freelancer. An example below.
I’m looking for an experienced coder to help me with a data analysis project. The project will require starting from scratch, so familiarity with Python is essential. I need someone who can work quickly and effectively create data analysis scripts that are tailored to my project’s requirements. The project will focus on creating insightful reports from large amounts of data, so it’s important to have a deep understanding of both the language and graphical analysis. If you have the skills and the drive to help me complete the project, then I'd love to hear from you.
i have a target website. I want loggin by selenium but stuck with this captcha. I want someone could deal with this captcha using python languege.
I need a html/css/js CSGO roulette animation that will start accelerating the bar horizontally, then de-accelerate it in the end, landing on an item and then centering to that item center. Center item should also be highlighted while the animation is rolling, and should be displayed by itself after the animation finishes. Full video example provided below. The code should be clean and simple, no extensive libraries used other than JQuery.
I am in need of a web developer who can fix layout issues that affect multiple pages of my website. The issues are present on both desktop and mobile devices. Specifically, some pages are showing the header incorrectly. I have not made any recent changes to the website that could have caused the issues. The ideal candidate for this job should have experience in web development and be familiar with HTML, CSS and JavaScript. They should be able to troubleshoot layout issues and ensure consistency across all pages. Some pages are showing the header incorrectly which is ruining the layout on both mobile and desktop. However this is not happening on all pages. i'm not sure if this could be to do with breeze plugin or a css issue. I would like this investigated using inspect to start with...
I am looking for a freelancer to create a Whatsapp Automation system that can both send and receive messages. The ideal programming language for this project is JavaScript and it should be compatible with the WhatsApp Business API. The task is create a database in backend, any time a user shares a link, it is saved in database across his name/id. The data base can be searched by user to retrive those links. User gets option to tag and delete link or change its priority. More details in chat.
I am working on HTML page to add the div tags in the contenteditable when I input the texts and create new lines. I am getting no dir=auto in the contenteditable as I only get is text and <div><br></div>. It got removed by Chrome automatically. If you can help me to create the div dir=auto in the contenteditable each time I put the new texts and create the new lines, that would be great. Will pay $30 after the work is done. Thanks for your interest.
I am looking for a developer to create a website for data entry. The website will allow users to enter text, numbers, and images. Users may or may not need to create an account to enter the data, depending on the developer's recommendation. Each data entry form will have between 1-3 fields. Ideal skills and experience: - Experience creating data entry websites - Proficiency in web development languages such as HTML, CSS, and JavaScript - Knowledge of database management systems - Ability to create user-friendly interfaces for data entry - Attention to detail to ensure accurate data entry and storage.
I am looking to create a Python bot based on pyrogram that operates on the Telegram platform. This bot will provide automated messaging services with user authentication and the ability to integrate with external APIs. Additionally, it will include customizable commands giving users the functionality that they need. This bot will be an essential part of my business, as it will allow me to streamline processes and communicate effectively with customers and colleagues.
I am looking for a developer to create a binary trading platform that supports High/Low options using Python. The ideal candidate should have experience in developing trading platforms and be proficient in Python. The platform should also include a payment gateway for transactions. Additionally, I require user analytics to be integrated into the platform for monitoring purposes.
need to display data on webpage mysql database will receive extranal live data and want to display the same only latest record on webpage as soon as receives data to database. Webpage requires auto refresh and Symbols - saved in text file and collect the symbols and if it matches display same symbol data.
Do you asure it will work with all those features? Deleting invalid episodes with no api response, adding missing episodes that get api response, updating anime total episodes and last update data inserting episodes and be safe to non issues in some words.
Hi, I want a Sketch To Image website based on this open source script "" The demo to this is linked here https://scribblediffusion.com. I want you to add a SaaS to this website. Three plans (Free, $4.99, $9.99). Free plan would allow 3 image generation. $4.99 plan would allow 50 and $9.99 would allow 150 per month. I want you to use Stripe for recurring payments. Since the entire script is avaliable, this project should not take more than a week to complete. Thanks, Syed
Hi, I want a AI Interior Designer based on this open source script "". The demo to this link is www.roomgpt.io. The entire website can be made using this script. I want you to make me a custom front end to differentiate my website and change any API keys needed like Stripe. I will provide the front end design as well. Since the entire script is avaliable, this project should not take more than a week to complete. Thanks, Syed
I am looking to create a website for Charlemont Properties Ltd that will help showcase their properties for sale and/or for rent. The website will showcase both residential and commercial properties from the company, so it is important that there is a comprehensive search functionality in place that allows users to easily search for the type of property they are interested in. Along with the property search function, an interactive map should also be included to demonstrate the locations of the properties. Furthermore, client testimonials could also be included on the website to help potential customers feel reassured that they are dealing with a qualified and professional business.
I need external bot/system that allow me to find the best parameter on specific indicator and candle stick Please show your sample deveveloped bot I need to collect live data from the web and candle stick, I have attached the document for data collection from web. Mins Intervals are in Dropdown box, I can choose any minutes interval, I need you to collect Last 5 candle data from the Excel in the web and other details for each token, I will give token name in the excel, It will automatically display the rows of data. If i chanage time interval it will display those data only. Please view the attach file. So the external bot will auto backtest for every parameter combination possible to find which settings have the best results. I need an intelligent programmer, who can see future problem...
I am looking for a freelancer who can help me develop a web-based project within a week. The project's goal is to develop a web application that will allow users to access and use a specific service. Skills and experience required: - Experience in web development - Proficiency in programming languages such as HTML, CSS, JavaScript, and PHP - Experience in database management - Familiarity with web frameworks such as Laravel, CodeIgniter, or Ruby on Rails - Experience in front-end development - Strong problem-solving skills If you are interested and have the required skills, please share your portfolio and experience. Thank you!
need an expert person to enhance the website performance , up to 90% below that it is not acceptable I am looking for a skilled developer to enhance the performance of my corporate website. Specifically, I am experiencing slow loading times which are negatively affecting user experience. Ideal skills and experience for this job include: - Proficiency in website optimization techniques - Familiarity with corporate websites - Experience with minifying code Preferred optimization techniques include minifying code to improve loading times.
We need coder who can code in trading view pine editor
I am looking for a freelancer who can convert my Second Life Linden Scripting Language to PHP and MySQL. The specific task I need the scripting language to perform is data storage and retrieval. I do not require assistance with database design and setup, as I can set it up myself. However, I do need an intermediate level of PHP and MySQL expertise for this project. Ideal skills and experience for this job include: - Proficiency in Second Life Linden Scripting Language - Intermediate level of PHP and MySQL expertise - Experience with data storage and retrieval - Ability to integrate with third-party APIs as needed.
I am in need of someone who can add several tools to my website in order to increase its functionality. The tools I want to add include Steam ID finder, Faceit Account Finder, CSGOSTATS, and Everly's CSGO Bot. Unfortunately, I am not sure if I have access to the necessary API keys and credentials for these tools. The main purpose of adding these tools is to improve the website's functionality and create a better user experience. I am looking for someone with experience in website development and API integration to complete this project. Steam ID finder - Faceit Account Finder - CSGOSTATS - Everly's CSGO Bot - - shares its discord output to the website on request
Ищем программистов онлайн, чтобы создать онлайн платформу по шахматам. Мы онлайн школа, страна Россия. Посмотрите, пожалуйста ТЗ и сообщите: 1. В какие сроки можете сделать. 2. Какая будет цена за работу. https://docs.google.com/spreadsheets/d/1oreOuppcgc8hRC0NSm0fqvSM080g7lBX0i3O6PORy9U/edit#gid=0 Есть дополнительные разделы, которые так же будем делать, но не сейчас. Смело пишите, если будут вопросы по какому-то пункту.
I am in need of a skilled developer to write code for birthday wishes on Facebook. The code should work seamlessly on the platform and enable me to send out both personalized and generic birthday wishes to my friends. I prefer the use of Python for this project. The ideal candidate should have experience in: - Python programming language - Facebook API - Social media development - Integration of third-party APIs -Message them on heir birthday! The project requires a quick turnaround time and attention to detail. The developer should be able to work independently and provide progress reports regularly. Clear communication and attention to detail are essential.
I need a bot that sends a webhook on the following triggers: 1. Position opening * Order type * Order symbol * Order open price * Order open time * Order stoploss * Order stoploss in pips * Order Takeprofit * Order Takeprofit in pips * Risk reward of order Example: ➡️ NEW TRADE OPEN ? Buy US30 ? Entry @ 33545.0 7:30 am ? Take Profit: 33395.9 (150 pips) ? Stop Loss: 33575.9 (30 pips) ⚖️ Riesgo | Beneficio: 1 a 5 Custom message:¡Te sugerimos estar pendiente a posibles actualizaciones! 2. Stop Loss modify New stop loss price Stop los is on Break even pips on positive Example: Actualiza los parámetros de tu stop loss! Or Protege a Breakeven, mueve el Stop Loss a 2 Pips del precio de entrada. (33545.1) 3. Price reach target 30, 60, 90, 120 and 150 pips * Order price r...
We have a software a service developed using node js, vue js and MySQL. Clients can choose for cloud or on-premise (installed on their server in their data centre). Client with on prem installation usually have Microsoft Active Directory providing identity services for authenticating users. We would like add a functionality to our system to allow their users to be authenticated by Microsoft Active Directory to login into our system.
I need someone to create the React Native components, screens and modals from this design: "" Most of the components are repeated. It should be easier than it looks. Please start your proposal with RN (to filter the bots) - If the elements repeat themselves, they should become components with properties and reused. - No percentages or other tricks/shortcuts to make it look like in the design and not scale or adjust based on content - Modals should be modals (show/hide them) and not basic screens with transparent black background - If you reuse a color, the color should be added to a constants file, etc... common sense. - The stylesheet can be at the bottom of the file Fixed price and a possible bonus.
I am looking for a developer who can create a web extension that can extract all emails from Gmail. The ideal candidate should have experience in creating browser extensions and should be familiar with the Gmail API. Requirements: - The extension should be able to extract all emails from Gmail - The extension should have email filtering options - The extension should have export options - The extension should be easy to use and should have a user-friendly interface Skills: - Experience in creating web extensions - Familiarity with the Gmail API - Strong programming skills in JavaScript, HTML, and CSS Experience: - At least 2 years of experience in creating web extensions - Experience in working with the Gmail API - Experience in creating user-friendly interfaces If you have the skills...
I'm looking for a programmer to help me build an Ads Statistic DashBoard, which will allow me to manually enter each campaign statistics. The marketing channels are Google Ads, Sms Marketing , Viber SMS. Also there must be fields in order to write down how many clients came to a website,in casew that i host this webiste. I do not want this to be automatically. I want to type every day these number and the client to be able to login to this system and see his own statistics. I want thiw project to be in php, So there must be an admin dashboard where i should import clients informations (such name) and then i will take the statistics form each campaign platform and i will type them to my system. It will be useful user dashboard to have charts, comparing each months results. Also when a...
I am looking for a freelancer who can help me create a live casino website with Evolution Live Casino's API. I have not researched the API and requirements for integration yet, so I would appreciate guidance on this. I need assistance with both website design and API integration. Additionally, I want the website to have user accounts and profiles, payment processing, and chat functionality. The ideal freelancer should have experience with live casino website development and API integration. I would like to proceed with the contract directly with Evolution, so I would appreciate it if you could provide me with information about this as well I want to do it without going through other agencies. Or I'm looking for ways to reduce evolution api costs
I am looking for a CodeIgniter 4 developer to integrate an API into my existing application. Specifically, I need automated order confirmation to be integrated with the API. Ideal Skills and Experience: - Strong experience with CodeIgniter 4 - Experience integrating APIs, preferably with a focus on automated order confirmation - Familiarity with the specific API being integrated - Attention to detail and ability to troubleshoot and fix any issues that may arise during integration
I'm looking for a freelancer to integrate a payment gateway from the platform into my landing page. I already have a landing page design ready and all I need is a simple payment form integrated into the page, checkout should be done on the same page without redirect. The ideal candidate should have experience with payment gateway integration and be able to complete the project in a timely manner. Reference page ()
[ This Project is in 4 Parts ] - [ This is Part 1 and the Technical Sheet ] - Please spend time to understand what is required prior to reaching out to us . We are looking to hire 1 senior developer and 2 junior developers for a project that involves developing a web application using Python and Node.js. The preferred frameworks for this project are Django and Express.js. The project is expected to last between 1-3 months. Ideal Skills and Experience: - Strong experience in Python and Node.js development - Proficiency in Django and frameworks - Experience in developing web applications - Good understanding of database design and management - Ability to work well in a team and communicate effectively - Strong problem solving and analytical skills - Experience in agile development m...
I am looking for a skilled HTML5 developer to create a virtual disco stage with moving spotlights. The stage should have custom colors to match the desired aesthetic. The ideal candidate should have experience in HTML5 animation and be able to deliver a visually appealing product. You can check the demo here (the bottom part): @enw7p9582/live (or my uploaded video here ) I want exactly the same.
semantic scholar's search into your website Get search query List results Open pdf (and allow to download) chatGPT api into your website After user clicks on pdf, open a chat with chat gpt on the right side Automatically feed all of the text from the pdf to chatGPT Allow the user to interact with chatGPT about the paper a document editor (use an API?) Have two different chat bots to assist with editing Scientist: Sequentially feed the text from every pdf cited Editor: Feed the editor some documents which describe how to write a good medical research paper and such Additional Workflow Features Create a database Admin will be able to create an account and access for each individual user Admin will assign a duration of time for...
Finance Project - Expert Needed for PHP, MySQL, over Lender Linking and New Modules Should have worked with PHP integrations simultaneously MySQL The project must be completed within 2 days. This requires someone who is highly skilled and can work efficiently under pressure. Basic Information of the project Assume a user needs a loan and he/she goes to a bank/finance website and fills the eligibility form which would be having fields of required document details and stuff. so what you have to do here , you will store all the fields data to our database and will create admin panel to manage it. Loan approval or denials will be managed by bank API which will be given to us and we'll pass the field details as parameters Database is configured, as per the requirements you'll hav...
CRM Software Development with Send Mail Function - I am looking for a developer to create a CRM software with the specific feature of Send Mail Function - The budget is not specified, but I am willing to pay for quality work - No information was given about the need for migration, so assume this is a new system Ideal Skills and Experience: - Experience in CRM software development - Proficient in programming languages such as java, javascript apps script - Knowledgeable in Send Mail Function integration with the CRM system - Familiarity with Sales pipeline management, Customer segmentation, and Marketing automation can be a plus.
I am looking for a Shopify expert who can help me resolve an issue with my Facebook Pixel event tracking. Currently, the purchase event is being tracked twice throughout my entire site, which is causing discrepancies in my data. Skills and Experience: - Experience with Facebook Pixel and event tracking integration in Shopify - Familiarity with troubleshooting issues related to third-party apps - Knowledge of Shopify custom code and ability to identify potential conflicts - Strong attention to detail and ability to analyze data to identify the root cause of the issue The ideal candidate will be able to quickly diagnose and resolve the issue to ensure accurate tracking of my purchase events.
I need a Java Swing Netbeans project that can help me visualize my performance metrics. I need someone who is proficient in Java and has experience with data visualization. The ideal candidate should have experience in creating charts and graphs, and be able to create pie, bar, line, and status history charts. The project will involve the following: - Developing a Java Swing Netbeans project - Visualizing performance metrics data - Creating pie, bar, line, and status history charts - Ensuring the project is user-friendly and easy to navigate If you have experience with Java, data visualization, and chart/graph creation, please apply for this project. Further the jar can be deployed in web
I need a programmer who is proficient in Java, Python, or JavaScript to work on a specific project that needs to be completed in less than a week. The ideal candidate should have experience in: - Developing complex algorithms and data structures - Working with databases and APIs - Troubleshooting and debugging code - Communicating effectively with team members and clients The specific project involves: - Building a web application that allows users to search and filter through a large dataset - Implementing machine learning algorithms to suggest relevant results - Creating a user-friendly interface that is responsive and mobile-friendly - Integrating the application with external APIs and databases If you have experience in these areas and can work under a tight deadline, please apply ...
I am looking for a developer to create a Chrome extension for me. The main function of the extension is to trigger alerts on tradingview.com. Ideal skills and experience for this job include: - Experience in developing Chrome extensions - Knowledge of and its functionalities - automation using puppetter - gcp hosting
Hello, I'm looking for someone to help me create a website for personal use. The primary goal of this project is to build a portfolio or personal site where I can showcase my work, experiences, and accomplishments. This site will serve as an online platform for me to expand my network, build my professional profile, and grow my business. The right candidate should have a creative eye and extensive web development experience in order to create the best website for me. I'm looking for someone who can turn vision into reality and create a website that will make me stand out and capture people's attention.
I want someone who is good at developing PHP scripts. I'm specifically looking for someone to code an Instagram video and photo downloader script for my website project. You are in a better position to get hired if you've undertaken such a project before. Also, reply with your past works.
The website has already been designed, this is for an architecture company based out of India. we want custom CSS for hiding and adding sections that can enhance the mobile experience of the website that would include to be able to easily reduce and increase font sizes, to add a gallery in the mobile section etc. I have 10 pages on a Squarespace website that require optimised device views. The default responsive behaviour does not properly render the different views. My approach to solving this problem to develop something similar to what WIX offers, and using CSS @media queries to hide images, to have the flexibility to reduce and increase font size and additionally be able to add a gallery or image. This link explains how: I will design the mobile pages on Squarespace as required aft...
I am looking for a skilled developer to create a crypto exchange similar to coinswitch and coindcx with a simple and user-friendly UI/UX. The ideal candidate should have experience in JavaScript/Node.js and be able to implement advanced security measures. Features that I would like to include in the exchange are trading pairs, wallet integration, and chart analysis. The developer should be able to provide a seamless trading experience for users and ensure that all transactions are secure. Overall, I am looking for a professional who can create a reliable and efficient crypto exchange that meets the highest security standards.
I want an app to be developed like Netflix using REACT NATIVE, and the App SHOULD work on Roku TV, Android tv, mobile android and ios, chrome cast, firestick. The app will be working on all these platforms above mentioned and also you will be making the development of the app with its website and panel. And also a website like will send all the streaming info
I am looking for a skilled developer to create a browser extension manifest v3. The extension should have full customization and integration with APIs. I need the extension to be compatible with both Google Chrome and Firefox. The preferred programming language for the extension is reactjs so please specify your expertise. Ideal skills for this project include: - Experience developing browser extensions - Proficiency in programming languages such as JavaScript or TypeScript - Familiarity with API integration and customization -reactjs -nextjs Please provide examples of your past work and a timeline for completion. I am looking for a reliable and efficient developer who can create a high quality and functional browser extension.
I am looking for a freelancer who can update my old Angular project and API to the current version (Angular 6-9). The main focus of the project is to update and document the existing functionality. I do not require any additional features or improvements, but I would like documentation on how to set up the project in a local environment. The ideal freelancer for this job will have experience working with Angular, APIs, and documentation.
I am looking for a skilled developer to create an online trading platform similar to iforex. The platform should have real-time quotes and charts, as well as advanced charting tools and automated trading options. To achieve this, the ideal candidate should have experience in Python/Django programming languages and technologies. In addition, the platform should have advanced security features such as IP whitelisting and secure data storage to ensure the safety and security of our users' data.