JSON stands for JavaScript Object Notation and it is a data-interchange format that is used for storing and exchanging information. It is more lightweight than the traditional XML format and is even used to send data across the internet from a web server. JSON developers are experts in understanding the syntax of this technology, but also in designing and coding up solutions for a wide range of problems for clients. JSON developers have an essential role in developing a variety of applications such as databases, websites and server-side applications.

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

  • Troubleshooting and creating scripts to transfer data through JSON into webpages
  • Developing modules to integrate dynamic solutions with transport APIs
  • Writing scripts using PHP, Java or Python to store, read and update databases
  • Building search result interfaces or flight search results
  • Connecting websites with local servers using JSON solutions
  • Providing solutions to scrape data from various sites
  • Developing product bundling rules using Dynamic Discounts in eCommerce platforms
  • Automating AWS documents involving sending emails with all outputs with SSM Document
  • Creating PowerShell scripts to convert data to CSV from an API

Overall, hiring a skilled JSON developer can enable businesses to harness the power of a wide range of web solutions — from report automation scripts, eCommerce shopping rules to flight search result interfaces — that be customised for any application or platform. With the help of Freelancer Platform, clients can find experienced and reliable professionals that have collaborated with businesses globally. With access to experts in the field, businesses can rest assured that their projects are being handled by specialized professionals that are well versed with this technology. We invite you to post your project on Freelancer Platform so you can find the most suitable professional for your needs.

From 146,938 reviews, clients rate our JSON Developers 4.86 out of 5 stars.
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    13 jobs found, pricing in USD

    I need either litematica fabric for 1.20.2 and its respective library ported to 1.20.2 forge, or I need forgematica for 1.20.1 and its respective library ported to 1.20.2 forge. If requested, I can supply all jars and the git repos for litematica, as well as extra info.

    $114 (Avg Bid)
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    For this project, I require someone with extensive experience in Microsoft Power BI, JSON and data analysis. The main aim of the project is 1) automated export data from our current sales system though the use of JSON 2) creation of Dashboards for different user groups inside the company 3) creation of CSV data tables for use in other system Proficiency in Power BI dashboarding, JSON and understanding of sales analytics data is crucial. Above all, keen attention to detail and an analytical mind are crucial for this task.

    $1068 (Avg Bid)
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    41 bids

    I'm seeking a developer to build a sports web app. It should primarily focus on providing live scores and updates. Quality live data delivery in real-time is a must, where users can consistently receive instant score updates. Essential skills include: - Expertise in web app development and programming - Prior experience in implementing live data feeds - Knowledge of sports and understanding its unique requirements - Proficiency in data management and security This project will require attention to detail, commitment, and high-quality delivery. Therefore, a proof of past relevant work will be beneficial. I'm open to suggestions to optimize this App's features and performance.

    $107 (Avg Bid)
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    I'm looking for a freelancer with expertise in web API integration (using POST and JSON) who can create a minimalist layout web app on my site to submit and retrieve data from an API. I already possess all related documentation and access to a sandbox for testing. Key requirements: - Proficiency in PHP and web API integration - Ability to design and implement a minimalistic layout for the web app. The interface does not need to be fancy, it just needs to work - Experience in creating apps that effectively retrieve data from APIs - An understanding of efficient code methods for seamless, user-friendly retrieval - Adherence to agreed timelines for deliverables Applicants with examples of similar work will be considered favorably.

    $151 (Avg Bid)
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    I'm seeking a proficient expert to integrate FLOW, a Chilean payment gateway, into Clientexec. The primary functionality requires enabling the acceptance of online credit card payments and process orders with the payments. The ideal professional for this job would be someone experienced in Clientexec configurations and familiar with Clientexec payment gateways. Knowledge on payment system integrations and credit card processing is highly desirable. Develompent Feel free to ask anything, we deliver the development environment.

    $184 (Avg Bid)
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    19 bids
    Google Maps API -- 2 4 days left
    VERIFIED

    As the project owner, I am seeking a skilled freelancer API developer with experience in Google Maps API. The programmer will embed Google Maps into our existing platform and develop features including geolocation and direction services. The successful candidate should possess: - Extensive familiarity and hands-on experience with JSON - Previous track record in integrating Google Maps API or similar projects - Can showcase a solid understanding of geolocation and directions services in Google Maps API Please specify your experience with similar projects in your application. We're especially interested in individuals who can develop a robust, user-friendly, and responsive mapping platform.

    $160 (Avg Bid)
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    11 bids

    There is a open source automation tool that is called Home assistant. I would like to get this app with my own logo etc. That communicates with the local home assistant hardware. For documentation on how to do this is also open and readable in de following link. I just need a mobile app developer that wants to work with me for a long term. If possible we want to android app and also a iOS app.

    $511 (Avg Bid)
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    106 bids

    Some addition to the project below: The api is changed regularly, if I come back to you for addaptions that must be made, what will the yearly update costs be? To get an idea, you can check using url how many times and how api is changed. --------------------------- I'm looking for an experienced developer to integrate my store with WooCommerce. Specifically: * Product synchronization, ensuring all products in my store (over 100 items) are mirrored on my WooCommerce site. * Inventory synchronization, so changes on reflect automatically in WooCommerce, and vice versa. * Order synchronization, to keep both platforms up-to-date whenever a purchase is made. * There is one WooCommerce webshop and two accounts, both accounts need to be synced to the WooCommerce webshop. Ideal Ski...

    $510 (Avg Bid)
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    68 bids
    Java Spring Boot Developer 16 hours left
    VERIFIED

    We seek a Java developer proficient in Spring Boot to create a comprehensive API that handles the submission, signature validation, and data extraction of digitally signed PDF documents, specifically driver licenses. This project requires a developer with a strong understanding of digital signatures, PDF processing, and OCR (Optical Character Recognition) technologies. Project Overview: Development of a Java Spring Boot Application: The core requirement is to develop an API that allows for the secure submission of digitally signed PDF documents. The primary focus is on driver licenses. Digital Signature Validation: Implement functionality to validate the digital signature of the submitted PDF documents, ensuring they have not been tampered with and are authentic. Data Extraction: Extrac...

    $198 (Avg Bid)
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    26 bids

    System Identification: Identify which content management system (CMS) or other systems are used to power the website. Include details on the version, if possible. Server and Hosting: Uncover the server and hosting service the website uses. Include information about the geographic location of the server, the hosting provider, and any notable security features. CRM Integration: Investigate whether the website is integrated with a Customer Relationship Management (CRM) system, and if so, identify which CRM system it is. Details on the extent and functionality of the integration would also be useful. SEO Optimization: Evaluate the website's SEO optimization. This includes the use of keywords, meta tags, image alt-tags, URL structure, and any integrated SEO tools or plugins. Comment on ...

    $35 (Avg Bid)
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    15 bids

    I'm in need of a development team that can connect an API to a WordPress site using JSON and PHP. We are open to other suggestions. The scope of the work includes: - Retrieving and formatting pricing and availability data in a user-friendly manner. - Understanding and implementing API documentation. Please note rates are open to discussion. Freelancers with an intermediate level of JSON, PHP, WordPress, and APIs are required. Newer freelancers with a good grasp also considered! Thanks for your time.

    $1072 (Avg Bid)
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    276 bids

    I’m seeking an expert proficient in TIA Portal V18 to create a comprehensive XML file. - **Content**: The XML file should contain device configuration, tags and values, plus diagnostic information. These elements should be systematically organized for easy navigation and understanding. - **Structure**: Each device, tag and diagnostic info must be represented as a separate XML node. This allows for a structured and streamlined data output. Ideal freelancers will have experience in TIA Portal and XML file creation. Experience with complex device configurations and diagnostic tags is an added advantage. Please provide evidence of related past work in your bid.

    $20 / hr (Avg Bid)
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    16 bids

    As the project owner, I am looking for an experienced React SPFx developer who can efficiently design three unique pages for my webpart. Key functionalities and features: - First page will be welcome page of quiz app with clear instructions of the quiz. Skilled knowledge of crafting beautiful welcome page is paramount in realizing this feature. - The second page need form submission functionality. Skilled knowledge of crafting user-friendly forms is paramount in realizing this feature. - For the third page, it will heavily deal with data visibility. Strong skills in organizing and displaying results data in a clean, understandable manner are crucial. Design Requirements: - The design of the webpart should incorporate vibrant colors. A strong sense of creativity and styling skills are...

    $20 (Avg Bid)
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    8 bids

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