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.

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    22 trabalhos encontrados, preços em EUR

    For my project I have a list which displays data from about 20 columns. I have been able to create a full page width form that is close to what I want, but not fully. the form has a HEADER and BODY. I have formatting requests for each section. For the Header, I want the text to be displayed coming from the [summary] border of the header area has a 3px line around it and on the left hand side of the text box I want the [LOGO] image field to display as a thumbnail. In addition I'd like the formatting of the text color and border color to be conditional, based upon what is in another field [Customer Temp]. there are three choices: Green (cool), Yellow (warm) and Red (hot). So far I have been able to get the text and border to be in its default green color, but don't; know how to ...

    €65 (Avg Bid)
    €65 Média
    12 ofertas
    QR Payment Integration for ESP32 6 dias left
    VERIFICADO

    I am looking for a proficient developer to design a payment system for the ESP32 microcontroller. The system should allow payment processing via QR code integration. Key Aspects of the Project: • Integration of a payment method with the ESP32 microcontroller - The selected freelancer should ideally have experience with ESP32 or ESP8266(NodeMCU). • QR Code Integration - The payment system should allow for seamless transactions via QR code scanning. • Payment Methods - As a preferred payment gateway, the system should be able to process transactions via Credit cards. Further methods could be discussed. • API and JSON Usage - You should be conversant with using APIs and JSON for the integration process. Preferred Skills: • Experienced with ESP32 or ESP8266(No...

    €52 (Avg Bid)
    €52 Média
    15 ofertas

    We need to match the codes I have with the checklist we prepared. We want you to examine your codes, identify missing and remaining items according to the items in the checklist and mark them in the list. (Missing ones are red, ones are green)

    €26 (Avg Bid)
    €26 Média
    8 ofertas

    I'm looking to build a novel freelancing platform with unique features and user-friendly interfaces. We need to match the codes I have with the checklist we have prepared. We want you to examine the codes, identify the missing and completed items according to the items in the checklist, and mark them in the list. (Incomplete ones are red, completed ones are green)

    €72 (Avg Bid)
    €72 Média
    8 ofertas

    I'm looking for an expert to design an automated MEXC spot trading bot. It should be equipped with two essential features: - Trading Signals: The bot should be programmed to receive trading signals from a TradingView strategy in the 1 minute timeframe. - Automatic Trading Execution: Once a signal is generated, it should be able to execute trades on its own without any manual inputs. You must provide a time estimate on how long each order will take to execute, from the moment a signal is released on trading view until the moment the bot buys or sells BTC at the market price. Priority will be given to those with the fastest bots. The bot should use the 'Volty Expan' strategy to base its trading signals. That is, it should buy/sell based on the signals produced by this Volty...

    €362 (Avg Bid)
    €362 Média
    40 ofertas

    Hello, I'm seeking a professional with expertise in Perl who can integrate and manage the Gmail API for sending emails. Specifically, the tasks include: - Developing an application from scratch - Integrating the Gmail API to send emails - Activating basic email sending functionality with the Gmail API The ideal candidate would be proficient in Perl and have a solid understanding of APIs, particularly the Gmail API. Knowledge of email handling and management is desirable, but not necessary. This project requires the development of new software, so considerable experience in software development and project management will be beneficial. Please include details of your API integration experience in your bid.

    €23 (Avg Bid)
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    5 ofertas

    So here is a brief description of what is needed for the new endpoint: The main need is to notify an esp32 when a customer scans a QR code and provide the token that the esp32 needs to create a payment and link it to the customer. VIPPS api provides webhooks to notify an endpoint / URL that this has happened, this endpoint should recieve the payload from the api, verify from which merchant serial number this comes, and store it accordingly. After that, the esp32 will constantly be checking this endpoint to see if there is a new notification. The esp32 will send a post request every X seconds with its merchant serial number on the payload. When the customer scans the QR, the notification should be stored on the server and then when the esp32 checks in the endpoint this notification should b...

    €178 (Avg Bid)
    €178 Média
    41 ofertas
    Vue 2 to Vue 3 Migration 4 dias left
    VERIFICADO

    We are seeking a talented and experienced Vue.js developer who can migrate our web application from Vue 2 to Vue 3. The application that you will be migrating was built using a Vuetify 2 Template. Freelancers with the following skills and experiences would make a good fit: - Experience migrating a Vue 2 project to Vue 3 seamlessly, ensuring all features of the application, such as but not limited to customizations to third-party libraries and plugins, continue to work properly post-upgrade. - Strong working knowledge of git is a must along with Vue.js, Vuex, Vue Router, javascript, HTML, CSS. - Familiarity with Vuetify will definitely be a strength we're looking for in applicants. - Exposure to AWS Amplify to connect to the backend will also be a positive in applicants favor. - Unde...

    €31 / hr (Avg Bid)
    ADC
    €31 / hr Média
    54 ofertas

    As the initiator of this project, I am looking for a skilled modder comfortable with Minecraft modpack maintenance and customization. The job involves creating and implementing detailed loot tables into my current Minecraft modpack. Key tasks: * Add in Weapons, Armor, and Potions to the tables. * I require a rarity system to be incorporated for the items in the loot tables, consisting of Common, Uncommon, and Rare levels. Ideal skills: * Knowledge and experience in Minecraft modding. * Familiar with loot table functions and rarity systems. * Attention to detail to ensure the specified items are correctly added with appropriate rarity levels. Your scope includes providing updates on project progression, responding promptly to any queries, and delivering a high-quality end product. Let&...

    €129 (Avg Bid)
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    5 ofertas

    Being in a digital asset era, our primary focus is to create a Solana token to be used specifically as a payment currency. I'm looking for innovative individuals with experience in Solana token creation and smart contract deployment. Key Deliverables: - Creation of a Solana token. - Smart Contract that includes token holder staking capability and token burning function. - Implementation of a vesting and cliff structure for the token in linear format with equal token release over time. Ideal Candidate: The ideal candidate will have a well-versed understanding of the Solana ecosystem, token minting, blockchain, and smart contract coding. A proven track record in Solana token creation and smart contracts is highly desirable. Familiarity with vesting and cliff structure implementation ...

    €493 (Avg Bid)
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    29 ofertas

    I'm looking for someone who will be able to take the .json lottie file and change a few text elements inside of it. Should be very simple if you're able to open the file and work on it.

    €24 (Avg Bid)
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    17 ofertas
    Need a Full-Stack PHP Developer 2 dias left
    VERIFICADO

    I am looking for a full-stack PHP developer to support me in various projects. Qualifications:- -Experienced in Dashboard development (Core PHP) -Expert in APIs (json) -Knowledgeable in Google maps, Gps etc This is a long-term job for the right candidate. Please include a couple of references or screenshots from your previous works along with the bid.

    €4 / hr (Avg Bid)
    €4 / hr Média
    38 ofertas

    I'm looking for a developer with strong expertise in developing RESTful APIs. I need to create a RESTful API to receive a JSON post and write the data to a CSV file. Needs to run on a linux or windows server. Key Requirements * Strong experience in creating RESTful APIs * Experience in Swagger or similar * Proven ability to write clean, efficient code In your application, please include details of relevant experience and past projects related to RESTful API development. It would be beneficial if you could provide examples of APIs you have developed in the past. Your application should clearly demonstrate your competency in this area. Please note that this project could potentially lead to longer-term work, so demonstrating a solid track record and providing thorough, thoughtful r...

    €94 (Avg Bid)
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    21 ofertas

    I am looking for a backend developer to help make some updates to the backend. Some of the tasks - Use Test Driven Development - Update node and dependent libraries to latest - Update Stripe integration - Write unit tests for some key areas - Deliver swagger file for APIs Ideal skills and experience for this job include: - Stripe subscription update - Strong proficiency in node and api development - Experience with unit testing is essential & test driven development - API development - Swagger experience - Ability to work within a specified timeline - Angular experience (admin console developed in angular) - Mongodb Experience If you are a express / node api developer with the necessary skills and experience, and you can complete this project within the desired timeline, please ...

    €143 (Avg Bid)
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    55 ofertas

    I am looking for a skilled developer to create a website portal for both admin/employee and clients. From an admin perspective: - Ability to upload an XML file and specify which client it relates to. This file will be parsed to show data on each page from client perspective below. - Ability to upload a PDF and CSV/XLSX file and again specify which client it relates to. From a client perspective - to authenticate and have access to the following pages: 1. Dashboard - Shows results from last scan 2. Scan History - Shows results from all previous scans 3. Issues - Show issues from the latest scan 4. Reports - Shows the PDF & CSV uploaded by the admin. All users need to authenticate using MFA/2FA Key Responsibilities: - Design and develop a functional website portal that can parse XM...

    €194 (Avg Bid)
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    66 ofertas
    Data Extraction 1 dia left
    VERIFICADO

    In search of a skilled data analyst to retrieve our organization's data from the ETO (Efforts to Outcomes) System. The task involves extracting all data, including the data schema, from the ETO system. The extracted data can be saved in CSV files, JSON format, or a SQL database. Proficiency in ETO and familiarity with ETO reports are crucial for efficiently accessing the data and its schema. It's worth noting that the ETO system is currently owned by Bonterra and was previously owned by Social Solutions. The project is divided into two phases. Phase 1 focuses on data extraction, and we are eager to have this completed as soon as possible. Phase 2 will involve extracting the data schema. Seeking a candidate who can promptly and accurately complete both phases of the project.

    €139 (Avg Bid)
    €139 Média
    35 ofertas

    I am seeking someone to help me convert my Facebook Messenger chat logs into a Day One-compliant JSON format (refer here ) for upload on iPhone. Key Details: - The chat logs consist mainly of Messages and Photos/Videos. - An understanding of Facebook's API and how messenger stores information will be beneficial. Required Skills: - Proficiency in JSON - Experience with Facebook Messenger's data structure - Knowledge in Day One's importing process and iPhone compatibility The ideal freelancer would help me extract, convert, and prepare my chat logs for successful, error-free upload into the Day One app on my iPhone.

    €137 (Avg Bid)
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    7 ofertas

    I am seeking a tool for my web application that can accurately and reliably read invoices received via my Gmail account and export them in a standardised PDF format. The tool should be able to handle invoices following a consistent format or structure. Key Duties: - Design and development of an invoice extraction tool which reads invoices from emails (Gmail) - Ensure that the tool can accurately identify and categorise different elements within the invoice. - Integration of the tool with my current web application. Ideally, you should have: - Strong experience in developing tools/software compatible with web-based applications. - Proficiency in handling emails from Gmail specifically. - Experience with standardised document handling or processing, preferably in invoice handling. - Famil...

    €51 (Avg Bid)
    €51 Média
    9 ofertas

    I am seeking someone to help me convert my Facebook Messenger chat logs into a Day One-compliant JSON format (refer here ) for upload on iPhone. Key Details: - The chat logs consist mainly of Messages and Photos/Videos. - An understanding of Facebook's API and how messenger stores information will be beneficial. Required Skills: - Proficiency in JSON - Experience with Facebook Messenger's data structure - Knowledge in Day One's importing process and iPhone compatibility The ideal freelancer would help me extract, convert, and prepare my chat logs for successful, error-free upload into the Day One app on my iPhone.

    €86 (Avg Bid)
    €86 Média
    14 ofertas

    I am seeking a skilled AI developer to integrate advanced features into my life coaching hub. This project focuses primarily on integrating a chatbot or voice cased life coach to take them through all the assignments. Chatbot for customer support and creating a personalised recommendation system based on user preferences. Additionally, I'm interested in being able to track performance and analyse data from assessments. The potential candidate should ideally have experience with: - Implementing conversational AI: The main focus will be creating automated assignment delivery and submission. Moreover, I’d like a feature where the responses to assignments can be dynamically accommodated, tailoring a unique feedback experience to each user. - Data Analysis: I want to detect patte...

    €1190 (Avg Bid)
    €1190 Média
    21 ofertas

    Necesito que un formulario de registro (POP-UP) de Klaviyo se vincule a un botón especifico de mi cuenta de Shopify.

    €34 (Avg Bid)
    €34 Média
    8 ofertas

    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...

    €461 (Avg Bid)
    €461
    26 inscrições

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