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!

从703,180个评价中,客户给我们的 Javascript Developers 打了4.86,共5星。
雇佣 Javascript Developers

筛选

我最近的搜索
筛选项:
预算
类型
技能
语言
    工作状态
    649 份搜到的工作,货币单位为 USD

    As the owner of this project, I am looking for a detailed-oriented professional with proven experience in Java and JUnit test case writing. The main task will be to write JUnit test cases in Java. Unfortunately, specific functionalities to validate or the particular purpose of the test cases were not defined. With this information, the freelancer can propose a comprehensive and efficient solution. Ideal Skills and Experience: - Hands-on Java programming and understanding of the JUnit testing framework. - Experience with various testing scenarios considering different types of Java codes. - Exceptional problem-solving skills and proven ability to create and execute effective strategies. - Strong debugging skills. - Excellent written communication skills for providing clear and detailed rep...

    $19 / hr (Avg Bid)
    $19 / hr 平均报价
    4 个竞标

    I am in need of a professional who can create a dynamic, intuitive, and visually captivating web dashboard. The main purpose of this dashboard is to accurately display sales and user engagement data, which will be updated daily. Key Features: - The dashboard must be capable of presenting data in various formats such as bar charts, pie charts, and line graphs. - The interface should be user friendly and easy to interpret. - A reliable system should be in place to regularly update the database daily. Skills & Experience: - Strong background in data visualization and business intelligence. - Proficiency with data analytics software. - Experience in building web-based dashboards. - Familiarity with sales and user engagement data. This is a great opportunity for those who enjoy creati...

    $11 / hr (Avg Bid)
    $11 / hr 平均报价
    35 个竞标

    I am looking to develop a simple yet efficient web application that will primarily serve as a tool for cost estimation and generating orders of objects (Real Estate). The application should also include a reporting dashboard. Key Features: - Cost Estimation Tool: This should be user-friendly and provide accurate cost estimates to help users plan their finances effectively. - Order Management System: The system should enable easy tracking and generate orders, allowing for smooth order processing. - Object Management: like a List with their Objects (Real Estate) and Adress of the object - Reporting Dashboard: The application should have a reporting dashboard that presents data in a visually appealing and easy-to-understand manner. Additional Details: - User Authentication and Access Contro...

    $580 (Avg Bid)
    $580 平均报价
    95 个竞标

    I am seeking a talented developer proficient in JavaScript who can create an incremental counter API for the purpose of tracking website visitors. Key responsibilities: - Designing and developing an incremental counter API compatible with my existing system - Ensuring the API is lightweight, efficient and able to handle high visitor volumes - Test and debug the API to ensure its robustness and reliability. The ideal candidate will have: - Solid understanding and hands-on experience with JavaScript - Strong experience with API development and integration - Knowledge of website traffic tracking methodologies would be preferable. The objective here is not only to count the visitor numbers, but to ensure it provides reliable data that can be valuable for business scaling and analysis. ...

    $66 (Avg Bid)
    $66 平均报价
    8 个竞标

    I am working on React JS with Javascript Development Project. I need someone to Support me for this Project atleast 4 to 5 hours Per day. Project will Exist more than 2 years. I need support through Remotely(zoom). I am looking for Good Experienced(4+ years) Person as a Frontend Developer, Who can work on the tasks super Quickly. I am looking for Long term relationship. After this Project Completed means, we will give immediately another support project. I will Give you the Sample Task on Cypress Unit Test Cases for 30 mins, If you Completed ON TIME means we will give you the Project. Cypress Unit Test Cases Immediately Required. Required Skills : React JS, HTML, CSS, Javascript, Cypress Test Cases(Mandatory), SQL Basics Language Speaking Person : English Note: I will pay on hourly basi...

    $2 / hr (Avg Bid)
    $2 / hr 平均报价
    6 个竞标

    I'm in need of a skilled developer who can optimize my website's performance by altering the stylesheets and .htaccess file. The specific changes I need in the stylesheet are: stylesheet does not work on Google Chrome On Firefox and on Safari no issues The booking widget from is not loading which might be rather a stylesheet issue than .htacess on Google Chrome and the stylesheet for the header links does not work On Firefox and Safari the widget is loading, just load the site on different browsers and you will see For the .htaccess file, I need: All links on the left column are resolving to .hmtl but it should resolve to .php One example: Now the links (pages ) are not loaded but if you change the links in the browser line to .php the pages are loaded. NO...

    $50 (Avg Bid)
    $50 平均报价
    17 个竞标

    I am trying to provide as much description as possible, but feel free to contact me if you need more information. This is a simple project, it is nothing too complicated and I am not looking for a large company to do a large project. This is something that a profecient PHP developed should be able to do in a couple of hours. I'm in need of a a user-friendly interface for students in a school to have conversations with OpenAI through the school's OpenAI account and key (configurable through a file). Through this interface, students would log in with a given username, password plus a "Session ID" (they need a valid "SessionID" to log in. Once logged in, it should basically feel quite similar to ChatGPT where they can have a conversation with the AI. There s...

    $152 (Avg Bid)
    $152 平均报价
    53 个竞标

    I have a form in my ReactJS application that allows users to enter and save JSON data via an API. The issue I'm facing is that when a user includes special characters like '', it disrupts the JSON structure, causing problems. I need a solution to this issue so that the data can be saved accurately and retrieved without any issues. Key Requirements: - The API should accept JSON data sent from the ReactJS form. - The API should store JSON data, even if it includes special characters like ''. - The ReactJS frontend should be able to retrieve the saved JSON data correctly. Ideal Freelancer: - Proficient in ReactJS and API integration. - Experienced in handling and storing JSON data securely. - Familiar with common data retention challenges in web applications. Ple...

    $85 (Avg Bid)
    $85 平均报价
    32 个竞标

    My PHP + Twig + Javascript website is currently experiencing functionality issues. I am looking for a skilled developer to diagnose and address these issues promptly. Key Points: - The website is built on PHP, Twig and Javascript, so expertise in these languages is essential. - I need the professional to investigate and resolve the functionality problems I've detected. - The specific issues are not clearly defined, but it's related to how the website operates. - The developer should have experience with identifying and rectifying common PHP, Twig, and Javascript functionality errors. This project requires a proactive and experienced developer who can quickly understand the website's code and rectify the identified issues.

    $34 (Avg Bid)
    $34 平均报价
    26 个竞标

    Hi : i need do this same file (se atachment) but for other "endpoint" Any questiong please, fell free to send me a DM =)

    $37 (Avg Bid)
    $37 平均报价
    21 个竞标

    We need a searchable database of Salah times. The information should be accessible by city or locality with the masaajid name. This project will involve creating a search table for users to access the daily prayer times at different locations. As an expert in this field, you will need to ensure that the search functionality is advanced enough to handle both city/locality and mosque name searches. Key Requirements: - Develop a user-friendly search table where users can access Salah times. - Implement search functionalities for both city/locality and mosque name. - Display the search results in a table format for easy understanding. Ideal Skills and Experience: - Proficiency in web development and database management. - Prior experience in creating searchable databases. - Familiarity wit...

    $172 (Avg Bid)
    $172 平均报价
    31 个竞标

    I'm seeking a Vue.js specialist for a project that requires immediate attention. The primary task at hand is to integrate our front-end with various general APIs. Key Responsibilities: - Prioritize and execute the integration of general APIs with our front-end using Vue.js - Assist in implementing new features, if necessary. - Fix any bugs or errors that may arise during the integration process. The ideal candidate should: - Have extensive experience with Vue.js - Be proficient in integrating various general APIs into a Vue.js based system - Be able to start immediately and complete the task within a short timeframe. Your prompt availability and expertise in Vue.js will be key to the successful completion of this project.

    $115 (Avg Bid)
    $115 平均报价
    18 个竞标

    I'm looking for an expert web designer to develop a WEBSITE SAME GIVEN BELOW EVERYTHING SAME EACH AND EVERY FUNCTIONALITY Ideal Skills: - Proficient in HTML, CSS and JavaScript - Knowledge in UX/UI would be beneficial - Good creative thinking and problem-solving skills Experience: - Professional experience in web design and development - Previous portfolio demonstrating your capabilities - Please provide links or files of your past work

    $132 (Avg Bid)
    $132 平均报价
    86 个竞标
    Yii2 Email Issue Resolution 6 天 left
    已验证

    I'm urgently seeking a Yii2 expert who can help me resolve an issue with emails not being sent from my application. It is hosted on Godaddy and was working fine but suddenly stopped working. Key Points: - The issue is urgent, but can wait a bit for resolution - I haven't been able to identify the root cause Your responsibilities will include: - Analyzing the existing code base for potential email-sending bugs - Identifying and fixing any issues that might be causing the problem Ideal Skills: - Proficiency in Yii2 framework - Experience with email sending systems - Strong debugging skills Please bid only if you have the necessary experience in Yii2 and can get started on this immediately.

    $12 (Avg Bid)
    $12 平均报价
    5 个竞标

    As a business using Zoho Creator, I'm looking for a skilled developer to create advanced workflows between Zoho Creator and Zoho applications. Key Requirements: - Integrating Zoho Creator with Zoho applications - Implementing triggered actions based on specific events - Implementing custom scripts for complex workflows The ideal candidate should have: - Proven experience in Zoho Creator development - Strong understanding of Zoho applications such as CRM, Books, and Invoice - Proficiency in creating complex workflows and custom scripts - Ability to understand business processes and translate them into effective automation Please include examples of similar projects you've worked on. I have two questionaire forms created on zoho creator, each of this form whn submitted will gen...

    $141 (Avg Bid)
    保密协议
    $141 平均报价
    8 个竞标

    We're looking for a skilled developer who can execute integral changes to our website's Google API, which include: - Updating Location IDs: We need help with two main tasks: adding new locations and deleting old ones. The process of adding new locations will need to be done manually. Expertise in handling Google API and maps features would be highly valuable here. - Enhancing Google Search: Any experience with improving Google search results would be a significant advantage, indicating an understanding of SEO practices and how they apply to location-based searches. - Review Updates: Expertise in manipulating review-based APIs is required, as we aim to streamline our website's review integration process. Experience with database management would be a bonus in order to both...

    $545 (Avg Bid)
    $545 平均报价
    69 个竞标

    I'm in urgent need of a skilled Shopify developer who can help with customizing the layout of my Shopify contact form. Key Requirements: - Form Layout Changes: I want to reorder the fields in the contact form. - Additional Fields: I also need to add some custom fields to the form. The intention is to gather more specific information from my customers. The ideal candidate should have: - Proven experience with Shopify form customization. - Strong understanding of UI/UX principles. - Ability to work quickly and efficiently. This project is on a tight deadline, so I need someone who can start right away and deliver high-quality work promptly. If you think you're the right person for this, please get in touch.

    $40 (Avg Bid)
    $40 平均报价
    33 个竞标

    I'm in need of an E-school management system web application to streamline the day-to-day operations of our institution. Key Features: - Attendance Tracking: A robust feature for tracking student attendance, notifying parents of any absence. - Gradebook Management: A feature that allows teachers to easily input, manage and share grades with students and parents. - Fees Details: A section for fee details and payment tracking. - Individual Score Cards: A feature for students to view their own performance and progress. Technology Stack: I'm looking for a developer proficient in node.js to design and implement the system. Your expertise in this technology is crucial for the success of this project. Users: The primary users of this system will be students, teachers, and administ...

    $1408 (Avg Bid)
    $1408 平均报价
    73 个竞标

    I'm in need of a Magento 2 expert who can assist with an array of critical tasks. My store is live and functioning, but there are several areas requiring immediate attention: - **Theme Customization**: I need help in taking my store's theme customization to the next level. This will require both a keen eye for design principles and a solid understanding of Magento 2's theming system. - **Extension Development**: A key aspect of the project is the development of custom extensions specific to the needs of my store. A developer with a portfolio of successful Magento 2 extension projects will be a great fit. - **Performance Optimization**: Ensuring my store runs smoothly and efficiently is paramount. The freelancer should have a proven track record in optimizing Magento 2 sto...

    $218 (Avg Bid)
    $218 平均报价
    25 个竞标

    I'm looking for a skilled developer to create a Chrome and Edge extension that will automatically log me in to multiple websites. Key Features: - Compatibility: The extension should be fully compatible with Chrome and Edge. - Multiple Websites: Store credentials in a file or anywhere for multiple websites. So that i can update those credentials easily Skills and Experience: - Proficiency in JavaScript and the respective browser's extension development kit - Experience in developing secure password management systems - Previous experience with similar projects is a plus. Please provide examples of your past work that are relevant to this project. I am open to discussing any additional details you may need.

    $24 (Avg Bid)
    $24 平均报价
    11 个竞标

    I am looking for an experienced web developer to create a multi-format media player for my THC-based website: Here are some key details about the project: - Media Types: The player should support both mp3 and mp4 files. A seamless experience for both audio and video is crucial for my website visitors. - Required Functions: The primary functions I need are Play/Pause, Volume Control, and Playlist Management. The player should be user-friendly and intuitive to operate. - Integration: The player will be embedded on multiple pages of my website. It is important that it functions consistently across all pages and devices. The ideal candidate for this project will have: - Proficiency in web development - Experience in creating media players - Strong understanding of user experience and i...

    $294 (Avg Bid)
    $294 平均报价
    25 个竞标

    I am seeking a skilled developer to create a web application with a key focus on user registration, login and intuitive search functionality. The design style should be clean and minimalist. Key Project Features: - User Registration and Login - Search Functionality Ideal Skills and Experience: Candidates should have prior experience of creating similar web applications and knowledge of minimalist design aesthetics. Expertise in security practices and creating intuitive user interfaces will be crucial for the successful completion of this project. Ability to deliver a user-friendly, clean, and minimalistic interface is required for this role. I look forward to seeing your portfolios submitted with your proposals. It would be advantageous if your portfolios contain examples of minimalist...

    $534 (Avg Bid)
    $534 平均报价
    130 个竞标

    I require a professional to construct a votebot. The primary purpose of this project is to test the efficacy of a voting system on a website. The website utilizes a multiple choice voting system, and we need to understand its robustness and ability to handle bots. Ideal Skills: - Expertise in bots and automated systems - Proficient in web-based software - Familiarity with multiple choice voting systems - Strong attention to accuracy - Knowledge in test strategies and methods

    $18 (Avg Bid)
    $18 平均报价
    8 个竞标

    I am looking for someone who can create a frontend website (no need admin or CMS can be static website) looking like reference website (see URL below). Your creation must be unique, but we need a fancy looking GUI and animations. You can pick your own animations and elements just use Three.js. Reference site: (NOTE: Do not make exact of this site or this site only original ideas) Only LOWEST bidding wins. Please bid fair prices thank you.

    $271 - $812
    加精 加封 保密协议
    $271 - $812
    55 个竞标
    Website Deployment Guide 6 天 left
    已验证

    I'm in need of an experienced individual to guide me through the deployment process of my website. Key Points: - My source code is primarily written in HTML, CSS, JavaScript, and Json. - Angular has been used as the main framework. - The main objective of the project is to successfully publish a website for selling products or services. Ideal Skills: - Proficient in HTML, CSS, JavaScript, and Angular. - Strong understanding of Json. - Prior experience in deploying websites on major hosting platforms. - Excellent communication skills to guide me through the process.

    $87 (Avg Bid)
    $87 平均报价
    57 个竞标
    Trophy icon Custom Adult Bottoms Size Chart 2 天 left

    I need a custom size chart for our mens shorts product page. The measurements we need are ATTACHED. We want you to create a clean size chart style design as picture below from another brand. We want you to use the following header for the top of the size chart " Script Shorts Size Chart (cm) but for the inseam section we want you to use inches not cm for that row.. Also we want you to remove the "bottom opening" row Thanks

    $9 (Avg Bid)
    加保
    $9
    3 项参赛作品

    How to modify the Prototype properties of a Navigator object that can be viewed using the navigator command in the browser console. You must edit the Prototype properties at the lowest level in the object list to change the platform value of userAgentData

    $191 (Avg Bid)
    $191 平均报价
    11 个竞标

    I need help with my Google Chrome extension. I developed a JavaScript script that retrieves the content of a comment and a message and intends to insert . However, I am having difficulty with the process. The feature should apply to platforms like Facebook, Instagram and LinkedIn. This should be a simple task.

    $18 (Avg Bid)
    $18 平均报价
    7 个竞标

    I need help with my Google Chrome extension. I developed a JavaScript script that retrieves the content of a comment and a message and intends to insert . However, I am having difficulty with the process. The feature should apply to platforms like Facebook, Instagram and LinkedIn. This should be a simple task.

    $14 (Avg Bid)
    $14 平均报价
    4 个竞标

    DATA SCRAPPING DATABASE This is an interesting overview of the steps that might be involved in completing this project: 1. Develop a web scraping script using Python (e.g., BeautifulSoup, Scrapy) to extract data from relevant grant databases and websites (if possible, considering anti-scraping measures). Sites to be scraped: 2. Design a database schema to store the extracted data. 3. Write scripts to clean, transform, and load the data into the database. 4. Design a WordPress directory listing interface with search filters to display the grant information. 5. Develop a user interface to query and display the grant information based on customer criteria 6. Create a Python plugin for WordPress to automate the scraping work, using tools like WP-Python or PyWP. This plu...

    $14 / hr (Avg Bid)
    $14 / hr 平均报价
    68 个竞标

    I need help with my Google Chrome extension. I developed a JavaScript script that retrieves the content of a comment and a message and intends to insert . However, I am having difficulty with the process. The feature should apply to platforms like Facebook, Instagram and LinkedIn. This should be a simple task.

    $28 (Avg Bid)
    $28 平均报价
    17 个竞标
    PHP 7.3.3 to PHP 8 Update 6 天 left
    已验证

    I'm seeking an experienced PHP developer to update my application from PHP 7.3.3 to at least PHP 8. - The application currently has user registration and login features. - It also integrates with a database. The main reason for this update is to ensure compatibility with newer libraries, when updating even to 7.4 it does not load. The ideal developer for this project should have: - Proficiency in PHP, specifically in updating versions. - Familiarity with user registration, login systems, and database integration. - Experience in ensuring compatibility with third-party libraries and frameworks. - Ability to troubleshoot and problem-solve in case of any compatibility issues.

    $31 (Avg Bid)
    $31 平均报价
    51 个竞标

    I'm in need of a skilled developer who can create a sophisticated SERP analysis tool specifically for Google. - Your main task will be to develop a tool that can accurately analyze Google's search engine results pages (SERPs). - I'm looking for someone who has experience in developing software that can parse and interpret SERP data effectively. - While I'm not looking for a full suite of features, ensuring that the tool can provide a comprehensive SERP analysis is crucial. - The tool should be user-friendly, intuitive, and capable of generating clear and concise reports based on the analysis conducted. Given the nature of the project, expertise in web scraping and data analysis would be highly beneficial. Familiarity with Google's search algorithms and ranki...

    $345 (Avg Bid)
    $345 平均报价
    67 个竞标

    I'm looking to develop a website that serves as a meeting point for recruiters and candidates, allowing them to interact through a variety of features. The site will primarily be focused on facilitating communication between users, with an additional search functionality to help users find suitable matches. Key Features: - Search functionality: The website should have a robust search feature that allows users to look for specific job roles, skills, qualifications or any other relevant criteria. This search should be based on keywords, facilitating a quick and efficient matching process. - Messaging: The platform should have a text-based messaging system enabling recruiters and candidates to converse, share more about themselves and discuss potential opportunities. - Voice and Video C...

    $179 (Avg Bid)
    $179 平均报价
    68 个竞标

    I am looking for a skilled web designer who can help me redesign and improve the look and feel of my website. Key Requirements: - Redesign the layout: This project primarily involves redesigning the layout of my website. The current design is outdated and no longer resonates with the brand image I am aiming for. - Enhance user experience: I need you to help improve user experience on the website. This includes simplifying navigation, making the website more intuitive and improving visual consistency. - Improve loading speed: Although this is a secondary concern, I would appreciate any suggestions or implementations to help optimize the loading speed of the website. Your Skills: Ideal candidates should have a solid background in web design and development. Specifically, I am looking for s...

    $518 (Avg Bid)
    加精 保密协议
    $518 平均报价
    104 个竞标

    Project Description: We're developing "Climate Companion," an innovative mobile app designed to empower individuals and communities to take meaningful action on climate change. The initial focus will be on building the Android version of the app, with future expansion to iOS. This app will leverage Google's Gemini AI to provide personalized climate insights, actionable recommendations, and foster community engagement. We're looking for an Android developer with expertise in: Android SDK: Proficiency in building Android apps using Java/Kotlin and the Android SDK. API Integration: Experience integrating with RESTful APIs, specifically the Gemini API, and handling JSON data.

    $493 (Avg Bid)
    $493 平均报价
    46 个竞标
    React JS Expert Needed 6 天 left
    已验证

    I'm looking for a talented React JS developer to work on an engaging project. The nature and specifics of the project are flexible, and will be discussed further with the selected candidate.

    $20 - $166
    加封 保密协议
    $20 - $166
    27 个竞标

    I'm in need of a talented React.js and developer to build the frontend of a new SaaS website. The design should be centered around bright and vibrant colors, offering a welcoming and engaging user experience. Key Functions: - Subscription Management: The website should provide users with the ability to manage their subscriptions seamlessly and efficiently. The website's design is crucial to its success, and while I don't have detailed wireframes, I do have a rough sketch of the layout. This should give you a starting point to work from, but a creative touch in the design process is definitely appreciated. Ideal Skills: - Proficiency in React.js and - Strong eye for design and detail - Experience with SaaS website creation and subscription management systems - Ability ...

    $101 (Avg Bid)
    $101 平均报价
    10 个竞标

    I need a professional to create financial statements for my website in real-time. This should be presented in an interactive web dashboard. The ideal candidate should have experience in: - Financial statement preparation - Web development (dashboard creation) - Data visualization and incorporation of bar charts.

    $19 / hr (Avg Bid)
    $19 / hr 平均报价
    71 个竞标

    I'm looking for a talented web designer to create a stunning and user-friendly portfolio landing page on WordPress, like This page will serve as a showcase of my skills and expertise in a visually appealing manner. Key Requirements: - The landing page must have a sleek, modern design that effectively highlights my skills and expertise. - The primary focus of the page will be a collection of case studies from my previous projects. These case studies should be well-organized, easy to navigate, and engaging to the viewer. - There should be clear calls-to-action for visitors to get in touch with me, for potential collaborations or work. This is an exciting opportunity to work on a creative project that will help me showcase my skills to potential clients. If you're a talented web...

    $35 (Avg Bid)
    $35 平均报价
    41 个竞标

    Are you an experienced web development team specialising in ReactJS? We are looking for a skilled team to bring our online marketplace to life. Our Figma designs and backend are ready to go; we need your expertise to convert these designs into a fully functional, high-performance website. Project Scope: Frontend Development: Build the frontend of our online marketplace using ReactJS, ensuring seamless integration of our Figma designs. API Integration: Implement APIs to connect the frontend with our backend, enabling all functionalities of the website. Chat Feature: Integrate Sendbird SDK/API to provide robust chat functionalities within the marketplace. Clean Code Practices: Adhere to industry-standard clean code practices to ensure maintainability and scalability. Required Feature...

    $1863 (Avg Bid)
    $1863 平均报价
    112 个竞标

    El objetivo de este proyecto es implementar una aplicación generativa que permite generar outfits basados en la teoría del color y los gustos que proporcione el usuario. En pocas palabras, se ha definido un producto final que consistirá en que, con los datos ingresados según el color de la prenda subida al sistema por parte del usuario y sus selecciones de colores preestablecidos, se genere uno o varios conjuntos de prendas de vestir relacionadas con los colores de la imagen de entrada.

    $500 (Avg Bid)
    $500 平均报价
    16 个竞标

    I'm looking for a developer with Cordova expertise to help resolve a specific issue in my Android app. Key Responsibilities: - Troubleshoot and fix the issue of javascript making multiple server requests - Run through the build and identify other potential issues Requirements: - Strong experience with Cordova, especially with versions 10 or newer - Solid understanding of javascript and its behavior in Cordova environment - Ability to navigate and troubleshoot complex app codebases - Familiarity with identifying and resolving app build issues - Excellent communication skills and a collaborative mindset You'll be provided with: - Full access to the app's source code - Any additional information or resources you may need to understand the app's architecture and functio...

    $575 (Avg Bid)
    $575 平均报价
    80 个竞标

    I'm looking for a skilled Web Developer or Designer to overhaul my current website's layout and typography. The typography seems inconsistent across the webpages and desperately needs a professional touch for uniformity. Key Tasks: - Refactor CSS in-line with the typography and layout adjustments to maintain site performance and User Interface. - Sculpt the website layout for better content organization to enrich user experience and engagement. Desired Experience: The ideal candidate should be proficient in CSS, have a keen eye for typography and layout consistency, as well as a good understanding of content organization in web design. Familiarity in enhancing web layout for a richer user experience would be a huge plus.

    $161 (Avg Bid)
    $161 平均报价
    62 个竞标

    I'm seeking a Power BI expert to create a Territory Map of both Zip and State. Key Project Requirements: **Mapping:** Your task involves creating the map with both zip and state information. **Data Update:** The map should be updated periodically, not in real-time. I'm using ARCgis in Power BI to create maps. I can create a good map based on zip codes, or based on state, but I can't seem to figure out how to combine the two. Our CA territory is divided by zip code, but some states are considered one territory. So, I need to apply first a filter by zip code, and then a layer based on state on top of that. Attached is the territory map by zip code that I created with Power BI. I need it to look like that but with New Mexico, Arizona, and Nevada fully colored in with...

    $24 (Avg Bid)
    $24 平均报价
    15 个竞标

    I am looking for an experienced web developer to create a multi-format media player for my THC-based website: Here are some key details about the project: - Media Types: The player should support both mp3 and mp4 files. A seamless experience for both audio and video is crucial for my website visitors. - Required Functions: The primary functions I need are Play/Pause, Volume Control, and Playlist Management. The player should be user-friendly and intuitive to operate. - Integration: The player will be embedded on multiple pages of my website. It is important that it functions consistently across all pages and devices. The ideal candidate for this project will have: - Proficiency in web development - Experience in creating media players - Strong understanding of user experience and i...

    $149 (Avg Bid)
    $149 平均报价
    96 个竞标
    Full Stack Developer Needed 6 天 left
    已验证

    I'm looking for a full stack developer to work on a web application. I'm open to discuss the programming languages and tech stack based on your recommendations and expertise. The ideal candidate should have experience with full stack development and be able to work on a variety of tasks. Your responsibilities in this project would include: - Developing a web application with high functionality and user experience. - Implementing best practices in software development. - Ensuring the project is delivered on time and within budget. If you are interested, please provide a brief summary of your experience and why you'd be a good fit for this project. Additionally, let me know about any relevant projects you've worked on.

    $1113 (Avg Bid)
    $1113 平均报价
    125 个竞标

    i need someone that can do three projects for me: Adding translations to my current code base of the music player using transloco describing it here: Acceptance Criteria: - Transloco works - all strings have been added to json translation files - spanish and english translations are added - Translations can dynamically change - A setting for changing the language is added - modulized approach Adding Dark Mode: Acceptance Criteria: - Can switch between dark and light mode - have the two main colors of angular material theme defined in a way to be reusable in all components ( changing it in one place will update it in all components) Adding Touch & Arrow Support for the Grid pages consisting of cards: Acceptance Criteria: - Album Card grid can be scrolled with touch gestures...

    $430 (Avg Bid)
    $430 平均报价
    81 个竞标

    I'm in search of a skilled Flutter developer to assist with my startup project. Specifically, I need help with Flutter development to add additional logic to our running Chrome extension and Flutterflow. Requirements: - Intermediate level of experience with Flutter - Ability to assist with the development of the project - Willingness to work on repetitive tasks I expect to communicate updates and provide feedback through video calls, so please be comfortable with this mode of communication. If you're interested and your rate is less than $5 per hour, I'd love to hear from you.

    $6 / hr (Avg Bid)
    $6 / hr 平均报价
    33 个竞标

    I have a React Native Expo app that is connected to Supabase Auth and DB. The problem is that when the app is initially launched, the loading screen shows up but the data is not fetched. However, if I close the app and open it again, the data is successfully fetched. This issue is happening on both iOS and Android platforms. MUST JUMP ON ZOOM CALL SCREEN SHARE TO FIX ISSUE - The issue is only seen during the initial app launch - Specific logic for data fetching on app launch is implemented using useEffect hooks I need a React Native expert who can identify the root cause of this issue and provide a fix. The ideal candidate should have: - Strong experience with React Native - Prior experience with Supabase or similar databases - A deep understanding of useEffect hooks and handling data ...

    $154 (Avg Bid)
    加急
    $154 平均报价
    46 个竞标

    专为您推荐的文章

    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
    Learn how to find and work with a top-rated Google Chrome Developer for your project today!
    15 MIN READ
    Learn how to find and work with a skilled Geolocation Developer for your project. Tips and tricks to ensure successful collaboration.
    15 MIN READ