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!

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    12 trabajados encontrados, precios en EUR
    Trophy icon OTP API Development and Integration 3 días left

    I require a competent developer with solid experience in React Native Expo, to generate an OTP (One-Time Password) API. The scope of the project involves creating the API and integrating it into our existing Android application and our website, which is built on WordPress. Key responsibilities will include: 1. OTP API Development - Build an API that can generate and send OTPs via SMS to users. - Ensure the API is structured to uniquely verify each OTP that's sent. 2. Integration - Seamlessly integrate the newly developed API into the Android app and WordPress site. 3. Deployment - Finally, upload the updated Android app with the integrated API onto the Google Play Store. Specific Skill Set: - In-depth experience with React Native Expo - Proficiency in Android app deve...

    €93 (Avg Bid)
    Garantizado
    €93
    4 participaciones

    Looking to achieve a code either in Python or JavaScript to build an API where I can post data like text, SVG file, font, text alignment and the code in the backend will generate image with the text taking the SVG shape submitted with the payload (Example attached). Please note that I looked through libraries in NPM and Python and couldn't find any that would solve the problem also in Stackoverflow. I would need detailed solution or at least hint of how to achieve such solution

    €14 (Avg Bid)
    Garantizado
    €14
    11 participaciones

    I'm having some trouble ensuring that my website functions correctly on my Hostgator's public HTML folder. Simply put, I need help to: • Extract HTML, JavaScript and CSS files from within my Hostgator dedicated server • Host these files temporarily on the public HTML folder of my server • Troubleshoot any potential issues to ensure the website is correctly 'hanging' on the public folder Ideal candidates for this project will have extensive experience in web server administration, particularly with Hostgator. They should have strong skills in troubleshooting web hosting issues, dealing with HTML, JavaScript and CSS files, and be proficient in server migration processes.

    €93 (Avg Bid)
    Garantizado
    €93
    17 participaciones
    Trophy icon ReactJS Frontend Developer Needed 3 días left

    Project name : Doing some editions for our platform Project Description : Doing some editions for our platform Are you a skilled developer looking for exciting projects and steady work? Quivox Studio is on the lookout for talented individuals like you! Join our team and get ready to showcase your expertise. What We Offer: Consistent Work: No need to hunt for projects; we'll bring them to you! Diverse Projects: From software development to AI engineering and Discord bot development, we have a wide range of projects to keep you engaged. What We Need: 1- Adding new section on our home page 2- Create new page and added it to our navbar // Note : Details will be discussed on the chat later, now provide us with your previous work This is a simple task winner will take mor...

    €6 (Avg Bid)
    Garantizado
    €6
    19 participaciones

    I developed a JS/Firebase Pomodoro widget that's operational and ready for enhancement. I'm targeting an improved visual look and feel, a clearly defined user interface, and better accessibility for wider user base interaction. Here's what I need: - UX/UI Redesign: A visually outstanding revamp of the current design along with a straightforward user flow to make easy usage of the widget. - New Functions: Integrate customizable timer intervals, allowing users to adapt the timer length to their work style. Additionally, introduce a feature for tracking and generating statistics on task performance over time. - Compatibility: Ensure the widget thrives on web browsers. Ideal candidates will have a strong background in JavaScript, Firebase, and UX/UI design. Experience wi...

    €93 (Avg Bid)
    Garantizado
    €93
    9 participaciones

    ** Please read so you don't waste your time and not be selected. Only those who follow directions completely will be selected. **** this is a coding project. you need to provide code. IMPORTANT: CODE MUST BE HTML,CSS, AND VANILLA JAVASCRIPT **** You will need to build all the pages. NOT one page we need you to build a desktop/mobile/tablet RESPONSIVE html and css website for a recruiting agency. the website is for recruiting in tech and the audience is tech companies who are looking for candidates to hire. We are going to provide a ROUGH idea of the layout in figma. Use your own high quality images and creative imagination to make the website look modern and professional. Also the theme and main color should be green. **the figma attached contains RANDOM assets that I put together...

    €278 (Avg Bid)
    Destacado Garantizado
    €278
    50 participaciones

    I am seeking an experienced C# MVC developer to create a simple clock-in/clock-out application. The app needs to needless to say, seamlessly run in the background to capture the URLs visited by the user. Key Features: 1. User Authentication: The app should allow users to log in using their email and password. Strong security measures should be implemented to protect user data. 2. Browser Compatibility: The app should be capable of tracking URL data across all browsers used by the individual without bias. 3. Data Capture: The app should capture the full exact URL of the sites visited by the user and timestamp each visit. Skills and Experience: - Profound knowledge and proven experience in C# and MVC - Strong understanding of user authentication methods - Experience in developing browser ...

    €46 (Avg Bid)
    €46
    3 participaciones

    I am in need of an experienced developer with a strong skill set in HTML/CSS/JS and Generative AI to help me fine-tune a specific template I have. Your task will involve adjusting the template's layout, colors, and fonts to meet my specific requirements. Key Responsibilities: - Customize template's layout to fit my vision - Alter template's color scheme to complement the branding - Adjust font styles and sizes for overall aesthetic and readability improvements Additionally, the freelancer sought should have a discernible knowledge in Generative AI, specifically ChatGPT-4, as a part of the project will involve generating website text content. Essential Skills and Experience: - Extensive experience with HTML/CSS/JS - Proven work with generative AI tools, specifically Cha...

    €139 (Avg Bid)
    €139
    14 participaciones

    I'm looking for a skilled developer with proficient knowledge in GitHub and domain deployment. Key Tasks: - Fork an existing GitHub project - Make minor modifications as needed - Deploy project using GitHub Hosting - Attach it to my custom domain - Make the site password protected Ideal candidates should be: - Experienced with GitHub management and modification - Efficient in domain deployment using GitHub hosting. Kindly include examples of your previous relevant work in your proposals. Looking forward to a successful collaboration. (this is the github project) (this is how the project looks deployed) Please make this work in your environment, to showcase. Thanks

    €19 (Avg Bid)
    €19
    6 participaciones
    Trophy icon Dynamic Product Showcase Creation 6 días left

    I'm looking for a skilled web developer or a team to build a dynamic and interactive product showcase page for a new website I'm currently working on. This page will be central to presenting our key offerings in a compelling and visually engaging manner. **Key Requirements:** - **Interactive Elements:** The page should include image sliders to allow users to view different product images smoothly, video demonstrations for each product to give visitors a clearer understanding of our products in action, and product customization options that enable users to see possible customizations in real-time. - **Product Capacity:** The showcase will feature less than 10 of our flagship products. Each product will require its own section within the page that accommodates the aforementioned...

    €30 (Avg Bid)
    €30
    37 participaciones

    Python programs only. If one or more information cannot be scraped, you can submit whatever is possible by your application. We are open to giving full, partial and multiple rewards. I'm looking for an expert python developer who can create a Python program to accurately scrape a vast array of details from PUBLIC Facebook pages (you can see the content without logging in). WITHOUT logging into Facebook, the python program should be capable of fetching the following aspects: - Page metadata (name of page, page ID) - Profile Picture - Total Likes - Total Followers - Cover Photo - Photos - About - Videos - Posts (text and image) - Individual Comments - Commenters name - Likes The program should work from the linux or mac terminal. Ideal candidates for this task would possess in-de...

    €463 (Avg Bid)
    €463
    25 participaciones

    We are seeking a skilled freelancer to create a dynamic box mock-up that allows for the dynamic replacement of specific fields through automation. This project requires a blend of design expertise and programming skills. Project Overview: We currently have a box design, which is attached for reference. The task is to create a modern and visually appealing box mock-up with dimensions that can be adjusted if necessary. The key requirement is to implement automation for dynamically replacing specific fields within the mock-up. Skills Required: Design Expertise: The freelancer should have a strong background in graphic design to create an aesthetically pleasing and modern box mock-up. Programming Skills: Proficiency in programming is essential to implement the automation aspect of dynamica...

    €50 (Avg Bid)
    Garantizado
    €50
    31 participaciones

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