Joomla php backend jobs

...scenarios and data sets. Final Deliverables: A fully functional, dynamic Tableau dashboard integrated with MongoDB, accompanied by documentation detailing the integration process and any necessary user instructions. Required Skills: Proficiency in Tableau dashboard development and data visualization. Strong experience in data analysis and data integration with Excel and MongoDB. Proficient in backend programming related to database integration. Knowledge of UX/UI design principles to ensure the dashboard is intuitive and user-friendly. Fluency in Arabic, as the dashboard is in Arabic. Communication can be conducted in both Arabic and English. Collaboration Details: The freelancer will work closely with me to ensure alignment with the project requirements and timelines. Regular ...

I am looking for a specialist to create an interactive UI in React Js that provides a seamless user experience. This project will require: - The creation of at least two UI test cases, with a clear emphasis on user interaction tests. - Setting up and integrating Routing and Guard Components for authorization. - Developing a backend in Spring Boot. - Saving credentials in a MySQL database. Ideal candidates should have solid experience with React Js, Spring Boot, and MySQL database. Proficiency in creating user interaction tests is also a must.

Hi im Utku, I am looking for a developer for a my lecture project. The project involves developing a web application based on React. The Django backend is ready, and we need to develop the front-end with React. The backend of the project, along with the visual video and diagram of the desired project, is attached. Here are the specifications we are looking for: - User Authentication: A robust user authorization system must be put in place to assure Security and Privacy. - Data Fetching from API: The application must effectively fetch data from APIs for optimum functionality. - Responsive Design: The design must be responsive in order to accommodate a wide range of devices, particularly laptops, tablets and mobile phones used by the educational community Ideal Skills requir...

I'm seeking a proficient, detail-oriented PHP developer to shape an e-commerce website on WooCommerce for my business. The website will need to feature: • A seamless user registration and login mechanism ensuring frivolous sign-ups are at a minimum. • Robust payment gateway integration, making online transactions secure and efficient. • Social media integration enabling connectivity with multiple platforms. A solid background in PHP development, WooCommerce, and e-commerce web development is crucial for this project. Experience with payment gateway integration and social media integrations will also be highly beneficial. The goal is to create a smooth online selling experience for our customers. An ideal freelancer would share my enthusiasm for perfectio...

ONLY ACCEPT IF YOU COULD DO IN 500, ELSE PLEASE DONT ACCEPT. I would like to pay $500 (INR 40,000) for developing a mobile app end to end. Wireframe, UI/UX (MATERIAL UI) frontend backend database and anything that I am missing here. I need a running app, and pre uploaded 10k users. I need a basic satsang + spiritual Matrimoney platform for Android and apple. One the first page their should be 2 options, 1: satsang and 2: Matrimony If you click on satsang, you can see all the Satsang happening near you and can also post Satsang If you click on matrimoney you can see guys and girls who want to get married Please share the link of the work before I assign it to you. Home Page: On the Home page, we have footer navigation for the Mobile App as mentioned below: &bu...

I need a freelancer with experience in installing Dspace 7.6 on Ubuntu 22.04 LTS. Key Requirements: - Proficient in Ubuntu 22.04 LTS - Experience in Dspace 7.6 installation - Ability to Installing the Backend (Server API) - Ability to Installing the Frontend (User Interface) - Ability to Search Engine Optimization - Ability to Scheduled Tasks via Cron For more information read below the link https://wiki.lyrasis.org/display/DSDOC7x/Installing+DSpace

I'm looking to hire an experienced backend developer to build a REST API using Spring Boot. The specific functionality to be implemented is for CRUD operations for data. Unfortunately, the type of data this API will be handling is yet to be defined, which requires the developer to be able to adapt as the requirements evolve. The API will need to interact with MySQL Database, thus familiarity with this database technology is critical. Ideal Skills: - Proficiency in Spring Boot. - Experience with MySQL. - Familiarity with CRUD operations. - Ability to adapt to changing requirements. Your task will be to create the API and ensure it interacts properly with the MySQL database. Knowledge of implementing scalable systems will be a huge plus. Being able to communicate effectively i...

I need a PHP developer to update a single word in my script. Specifically, I want to add the country Montenegro to a pre-existing list, and have it inserted in the middle. The ideal candidate for this task should be proficient in PHP and have a good understanding of basic coding principles. Experience in handling string manipulation within PHP scripts is important, as you'll be required to ensure the country name is inserted accurately and efficiently. Your responsibilities will include: - Identifying the appropriate place to insert the word 'Montenegro' in the PHP script - Making the necessary changes to the script to reflect the updated country list Your bid should reflect the size and scope of this task. Looking forward to your bids!

We developed custodial wallet using Kotlin, JAVA, Node.js, etc. and when we click the "send" button coins cannot be sent. Please check and fix the issue. apk backend admin panel

...designer who can create a fully custom web page focused on showcasing cryptocurrency financial products. The page will need to support USDT payment, and have robust user registration and management functionalities in the backend. Key Deliverables: - A visually striking and fully custom designed web page. - Support for USDT payment. - Backend system offering user registration and management. Ideal Skills: - Strong design portfolio, demonstrating your experience in creating custom web pages. - Experience with cryptocurrency and financial product display. - Proficiency in backend development, particularly in user registration and management systems. - Knowledge of payment gateway integration, specifically with USDT. The final product should be visually appealing, ...

I am currently in need of an experienced PHP developer for an upcoming project. The specific tasks and objectives have yet to be defined, so I am looking for someone who is adaptable and skilled in all areas of PHP, from front-end development to back-end development and database management. Skills/Experience Required: - Proven experience in front-end and back-end PHP development - Knowledge and experience in database management - Ability to work in different frameworks and technologies such as Laravel, CodeIgniter The qualified candidate should be ready to use different frameworks and technologies as per the project's needs. If you are skilled, adaptable, and up for the challenge, let's get in touch.

As a Python backend developer, I'm looking for someone who can help me build a personal project. This project involves audio, specifically real-time audio processing and analysis. We need this backend for a web app that will send audio data over websocket connection to your backend. Your backend should accept the stream and transcribe it on the server and then store the text in postgresql database and then convert the transcribed text to audio using tts and send it back as a stream to the user over the same ws session/consumer that initiated it. This pipeline should have min latency and hence we prefer using local speech to text and text to speech instead of making external api calls. We could also use external services using apis if the quality of these...

As the project approaches completion, I am in need of a seasoned PHP developer to perform system enhancements. There's already an existing system at hand that could use your expertise to make it more efficient and user-friendly. The ideal candidate would possess the following skills and experience: - Proficiency in PHP development and database management - Experience in API integration - Strong understanding of the software development life cycle - Proven track record of enhancing existing systems - Detail and solution-oriented mindset Please take note that specific tasks can't be provided at this moment, all we need is to enhance the system. Your rate should reflect this requirement.

Hi I have a project requiring development of a customised webapp with frontend in and backend in node,js + mongo db and Azure devops (infrastructure + load testing + load balancing + networking + autoscaling). QA test would be need to be performed before commmercial launch, both functional and UAT. Kindly go through the attached document specifying our project requirement and other terms. If the project interests you then we can take it forward, and I can share our detailed project requirements etc. Regards, Amit

Hi are you available for a session sometime within the next 8 hours? I am looking for someone to help teach me and help me to create a C# Web API using ASP.NET core which will be a middleware between an Angular front end and a deep learning model backend I have completed a basic start up from Microsofts tutorial - but I am struggling to understand how to link the C# Web API to the front end and to the back end The front end at this stage is a simple button that will endeavour to upload an image for classification - the backend at this stage is a sequence of image pre-processing steps to segment the area of interest from non-areas of interest

I need PHP and flutter experts only Bangladeshi. Who help me to reskin this full project. Mobile app and Web.

I'm encountering an admin login error on Joomla, and I need assistance resolving this issue. Key Project Requirements: - Familiarity with Joomla: You should have experience with Joomla admin panels as well as the backend code structure. - Problem-Solving Skills: Ability to quickly identify and rectify the root cause of the error. - Time-Sensitive: Since this issue has a direct impact on my ability to access and manage the site, I need a swift resolution. If you have the requisite expertise and can deliver a prompt fix, please reach out.

...of the song uploaded by the user to the voice selected by the user. To achieve this, the developer must do the following: 1. You must search for sample voices and corresponding pictures that the model you developed can produce and upload them on the frontend page. (Please refer to ) 2. Proceed with model development and training. 3. Develop bakend API. 4. Integrates backend and frontend. 5. Integrate payment process. 5. Complete the project 7:59 Please attach your brief cover letter detailing your experience and why you are the perfect match for this role. Your application should demonstrate your expertise in AI music creation and voice replication, as well as your passion for innovation in this field. Reply with "PERFECT MATCH" in the title to show that you have

Hi We are launching a new case battles website and are hiring a front end dev to craft pages based on html / css / js so we can give to our backend dev to built out the project. We will use place holder images that we will have re designed but for now just go with that. We are building a new case battles website called case gone wild () and the two websites want you to use for our project is : 1 - 2- Our colours will be dark themed and the cases will be based on games such as 1- csgo and csgo2 2- Fortnite 3- cod This Project is paid per page and we want the following pages designed: 1- new homepage 2- battle lobby page 3- example battle page (4 player placement) and we want the items to be made as an editable animation that we can use

...to better showcase the products and encourage sales. - Checkout Process: The current checkout process needs to be streamlined, ensuring a smooth and hassle-free experience for customers. The website also requires backend development work, particularly integrating the Payment Gateway Razorpay. Therefore, experience with payment gateway integrations is a definite plus. Ideal skills and experience: - Proven track record of designing and developing successful eCommerce websites. - Extensive experience with Wordpress, understanding its capabilities and limitations. - Strong backend development skills, particularly with payment gateway integrations. - Ability to work with user experience in mind, ensuring that the website redesign enhances the customer's journey and ultim...

I need a qualified professional to develop a very small, two-screen mobile application for Expo. This project does not require integration with any external database or backend creation. There is no login functionality. Your responsibility will be to develop an interface similar to figma and with the functions below. *Does not need to be identical to figma, but maintain logic. Link Figma: How it works: - The entire user journey is gamification. - The user chooses a project that has x days (screen 1). Then you must mark the completed days (screen 2) in the app to earn coins. - The coins are on the top bar (Fixed) and starts with 0 coins. - The number of user coins and complete days must be saved

I'm looking for a proficient PHP developer who can assist me with an e-commerce web development project. Here are the specifics: - The project involves building an e-commerce platform. - The website should be developed using core PHP. - Aside from the e-commerce functionality, no further special features are needed for the site. The ideal candidate should have a strong background in PHP development, specifically in building e-commerce websites. Familiarity with core PHP is required for this particular project. If you believe you have the necessary skills and experience, feel free to place your bid and I will be in touch with suitable candidates.

I'm seeking a developer with relevant experience in PHP scripting, Google Ads API and Windows OS to provide me with a script that will help with my Google Ads functions. This functionality entails both Keyword Planner integration and a Server-to-Server flow setup. Your tasks will be: • to integrate the Google Keyword Planner into the script, • to set up a server-to-server flow on a Windows operating system, • to ensure compatibility with PHP 8.0. Your understanding of Google Ads API for keyword planning and server interaction flow will be pivotal to this project. Prior experience with these tools will set you apart. Efficiency, accuracy, and an application that runs smoothly are key to the success of this project. Please be prepared to offer examples ...

I need an AEM expert with specific experience in Dynamic Media implementation, as well as strong Java, Vue, and JavaScript skills. The project will involve a mix of backend and frontend tasks, and I'm looking for someone who can work with me on this for 3-6 months. Key Requirements: - Adobe Experience Manager (AEM) expertise - Dynamic Media implementation experience - Strong Java, Vue, and JavaScript skills - Ability to work on both backend and frontend tasks - Available to commit to 3-6 months of work Please only apply if you have the appropriate skills and are able to commit to this time frame.

I need a PHP website developed, with specific functionalities catering to a particular audience. I'm looking for a skilled PHP developer to create a website for me. While the exact purpose of the website is yet to be determined, I'd like it to be versatile and user-friendly. Ideal skills and experience for this project would include: - Proficiency in PHP, HTML, CSS, and JavaScript - Experience in designing and developing user-friendly websites - Ability to create dynamic and interactive web pages - Understanding of various web security issues and how to prevent them While the target audience is not specified yet, the website should be designed with a potential business audience in mind. This means a professional look and feel, and functionalities that mig...

...project currently suffers from slow loading times. I'm looking for a professional who can optimize the code to ensure faster loading speeds. - Code Structure: The backend code in particular requires attention. I want to restructure it for better readability and maintainability. - Routing and API Optimizations: I need someone to optimize routing and API calls to decrease loading times and improve overall project performance. -Lazy Loading, Eager Loading optimizations Ideal candidates will have: - Proficiency in .NET and Angular - Experience with optimizing projects for performance, especially in addressing slow loading times - Strong backend development skills and experience in restructuring code for better organization and efficiency - A good understanding of routing...

...Liquidity Pool is formed and bot attempts to purchase the token. Once token purchased the bot will send the token evenly to up to 5 wallets (configured in the UI) to be auto-sold at pre-set profits with trailing stop loss to sell all. Auto sell can be halted with pressing a key and bot will switch to a manual sell screen. Key Requirements: - Develop a Solana trading bot using Rust/Typescript for backend communication with Raydium API - Integrate the bot with the Raydium API to monitor the WSol/New Token pair - Purchase tokens immediately upon detecting the addition of liquidity - Implement a mechanism to sell the purchased tokens to up to 5 wallets at user-specified sell points - Bot can be over rode to Manual Sell with manual sell the percentage to be sold of tokens will be e...

We are looking for a front-end developer to assist in building a reservation system for a trampoline park, which consists of: - POS system - Website - Website displayed on tablets for customer registration The project is based on the following technologies: - Single Page Application - The backend is written in Django (DRF) and PostgreSQL - Microservices architecture based on Docker and Docker Compose - GIT - CI/CD Requirements: - Good command of English - Ability to write clean, bug-free, and scalable code - Minimum 5 years of experience in building web applications - Very good knowledge of and React - Excellent communication skills Nice to have: - Knowledge of Polish or Spanish language - Knowledge of Python / Django The project is expected to last for several months with the ...

I'm in search of a skilled PHP Laravel developer based in Dhanbad, Jharkhand, for a full-time role. The chosen candidate will be instrumental in the creation of a new website. Key Responsibilities: - Front-end Development: A strong foundation in front-end development is crucial for this role. You need to be able to create intuitive and responsive user interfaces. - Back-end Development: Proficiency in Laravel, a popular PHP framework, is essential to build a robust back-end for the website. - Database Management: Your expertise in managing databases will be pivotal in ensuring the site operates seamlessly. The primary focus of the project is: - Building a new website: You will be responsible for developing a new website from scratch. Your ability to translate design co...

I'm looking for a Joomla/Virtuemart expert to assist us in integrating our products into our new Joomla/Virtuemart template. Key Requirements: - Integration of some product categories into the main page, (then we can do the others), and change some of the pictures/ads on main page to our sliding banner. - Setting up multi-tier pricing for products based on quantity ordered, and able to select colors and have picture change to that color item.(only need do a few, then we can do the others). - Creating a written guide or video for us on how to manage products and categories on the main page. It's vital that you have a strong understanding of both Joomla and Virtuemart to successfully complete this project. Your experience in e-commerce and product management...

...user authentication and authorization system using JS, Node.js, and MySQL. The core function of this project will be role-based access control. Key Features: - Role-based access control system: The system should be able to accommodate three different roles - Admin, User, and Guest, each with different permissions. Ideal Skills and Experience: - Strong proficiency with Frontend JavaScript, and Backend Node.js. - Proficient understanding of databases particularly MySQL. - Comprehensive experience in building authentication and authorization systems. - Knowledge of implementing role-based access control. 1 Registration Screen for Admin & User UserID Password Confirm Password FirstName MiddleName LastName Email Phone Sex Company Date Created Date Update...

...com/login i need to change resking, frint end with this template. .............................................................................................. I'm looking for a Laravel Backend Developer who's adept at API integration with a focus on user authentication and authorization. On the other hand, I also need a VueJs Frontend Developer who can handle complex, real-time data & websocket integration. Key Requirements Include: - Laravel Backend Developer: - Strong experience in API integration - Expertise in user authentication and authorization - VueJs Frontend Developer: - Proficient in implementing complex frontend API integration - Experience in real-time data handling Ideal candidates will have a

I am searching for an advanced level Web3 backend developer who has extensive experience working with Ethereum. The scope of the project requires the following functionalities to be integrated: - Smart contract implementation - Token creation The ideal candidate should have a strong grasp of blockchain technology, particularly Ethereum, and a proven track record of implementing smart contracts and creating tokens. They need to maintain the highest level of quality, accuracy, and security in their work. Advanced skill set in backend development is a must.

I'm looking for a seasoned front-end developer to convert my existing WordPress site to a static HTML site. Here's what you need to know: - The primary reason for this conversion is that I no longer require the CMS functionality. This means you won't need to worry about the WordPress backend, plugins and the associated database. - The site has some dynamic elements like contact forms, comments section, and user login pages. These will need to be converted into static pages. - I would like to retain some specific design elements and functionalities from the WordPress site. These include the header/logo design, the navigation menu and the slider/carousel. It's essential that these are transferred over accurately. You need to have a solid grasp of both WordPres...

I am looking for an experienced developer to help me create a minimalistic PHP web app that can perform a few key actions - user registration, send email notifications and generate reports. Key Requirements: - User Registration: The app should have a simple user registration system. - Email Notifications: It should also be able to send email notifications to users. - Report Generation: The app needs to have the capability to generate reports. I'd like to gauge the freelancers' skills and competence based on their past work, so please include examples of your previous projects in your application. Ideal Skills and Experience: - Strong PHP development skills - Experience in creating user registration systems and handling email notifications - Familiarity with repor...

I'm in need of an experienced PHP developer who can perform a thorough inspection and subsequent modification of my web application. Here is what the project will entail: - **Design Modification:** The application's design needs some tweaking to achieve the desired look and functionality. If you had prior experience with UI/UX, it would be fantastic. - **Functionality Enhancements:** Some parts of the app aren’t functioning the way they should, therefore need some enhancements to improve usability and the overall user experience. Ideal candidates should have a profound understanding of PHP, as the code is written in this language. Prior experience in working with web application optimization, user interface design, and functionality improvements would be be...

I am looking for a full stack web developer to create a Network Management System (NMS) website that can be deployed on any cloud or local hosting. Main Functionalities: 1. Loginpage login (create user/password in the backend) 2. Dashbord one - prints rows of a table (buttons to add/delete/update table rows) 3. Dashboard two will have 6 tables, each of the table entries will have few configurable(will be configured through pop up window) , stats, logs , status 4. One of the table could have a flow table just for read only 5. THere should be back end persistent DB which saves all the data 6. THere should be method to bring down this and powered back any time Acceptance criteria 1. NDA signing 2. Web page working conditions and exceptions taken care on AWS/

I'm looking for a skilled Webflow developer to make strategic improvements to my website. The project involves a mix of SEO tweaks and backend work to enhance user experience. Key Deliverables: SEO work will include (PDF can be provided): changing hreflang, changing url page names, adding meta descriptions, changing headings, replacing text, creating breadcrumbs, Schema Mark Up, adding image alt text, reviewing and removing excess code, update sitemap. Adding additoinal pages: Updating the main menu to add additional pages Creating additional pages Uploading text and images, which will be provided Ensure consistent layout across all pages Ideal Skills: - Proven experience with Webflow - Strong understanding of SEO best practices - Ability to implement and optimize meta tags...

... production team, site engineers, etc. - Reports may include inventory status, project-wise material usage, stock alerts, etc. 10. **Stock Alerts:** - Implement stock alert mechanisms to notify users when inventory levels fall below a certain threshold. - Alerts can be sent via email, SMS, or displayed within the software dashboard. This software solution would require a database backend to store all relevant data and a user-friendly interface for easy interaction. You could develop it using Microsoft Access, incorporating forms, queries, reports, and VBA (Visual Basic for Applications) for automation and customization. Consider consulting with stakeholders and users throughout the development process to ensure the software meets their specific needs and requirement...

I'm looking for a skilled Android app developer to create a beverage vending machine system with a backend web application. The system should be capable of providing a seamless experience for customers, ensuring convenience and efficiency in the beverage ordering process. Key Features: - The Android app will need to include the following functionalities: - Ordering beverages: The app should allow users to browse through a selection of beverages and place orders. - Payment processing: The app should offer a secure and user-friendly payment gateway for transactions. - Brewsing: An additional feature that enables users to brew their own beverages in the vending machine. - The payment processing system should ideally support: - Credit/debit cards: Seamless integr...

I'm looking for a skilled and experienced developer to help update and optimize our existing app for our business. Contact Number 7999978O355 Key Goals: - Optimize the performance of our current app - Maintain its high standard of quality and usability Ideal Skills and Experience: - Proven experience in PHP and/or Android development - Ability to effectively optimize app performance - Understanding of business app requirements and best practices For this project, the primary focus will be on performance enhancement. This will require a diligent and detail-oriented approach to ensure that the app continues to work seamlessly for our customers. The successful candidate will not only have a strong technical background but also an ability to understand and work within an existi...

I have an Application build in last 2022 with MYSQL Database and Node.js Backend. I am looking for a developer who can administrate it in a long term. Your responsibility will be - 1) Database Architecture 2) APIs Development 3) Supporting the Front End Developer 4) Supporting The Mobile Apps Developer 5) maintain the APIs collection on the Postman 6) Maintain the APIs and Database Model Documentation My Hourly rates are (INR) 800/Hr Max (Including all taxes/Freelancer fee etc..)

I need an AEM expert with specific experience in Dynamic Media implementation, as well as strong Java, Vue, and JavaScript skills. The project will involve a mix of backend and frontend tasks, and I'm looking for someone who can work with me on this for 3-6 months. Key Requirements: - Adobe Experience Manager (AEM) expertise - Dynamic Media implementation experience - Strong Java, Vue, and JavaScript skills - Ability to work on both backend and frontend tasks - Available to commit to 3-6 months of work Please only apply if you have the appropriate skills and are able to commit to this time frame.

We developed custodial wallet using Kotlin, JAVA, Node.js, etc. and when we click the send button coins cannot be sent. Please check and fix the issue. apk backend admin panel

It is necessary solve two bugs to a Laravel application regard the frontend of condition use php 7.4. if it is necessary you must do changes to the database and the backend

...The app should incorporate the following features: - Registration & Login System: This should allow users to sign up using their email address and password. - Notification System: The app should be integrated with Firebase or another suitable backend language to support both Push and In-App notifications. I expect this project to be completed within 20 days. It's crucial that you have prior experience in Flutter development, particularly in building registration and login systems, and implementing notification systems. A solid understanding of backend technologies and API integration is also essential. Please note that I've already prepared a design for the app, so your focus will be on the development and functional aspects. The successful completion of t...

I am seeking a skilled web developer who can recreate a link with photos on my current site and optimise it for PHP 7.1 or earlier hosting options. Key Project Aspects: - The appearance of the new site should, as far as possible, resonate with the current one. However, some differences are acceptable. - The successful candidate should be capable of working with a variety of hosts, including shared, cloud and VPS hosting. - The new site must feature a user-friendly format that supports photo uploads. Ideal Skills and Experience: - Expertise in web development, including backend development using PHP 7.1 or earlier. - Familiarity with different hosting environments and best practices. - Experience in designing user-centric interfaces for photo uploads. I look for...

I'm in need of a web developer skilled in Python Flask. The purpose of my project is to build a web application with specific functionalities. The deliverables for the project are: 1. Flask Backend: - User authentication - Database integration - API development 2. Bootstrap5 Theme Customization: - Layout modification - Integration with Flask backend and MySQL database Ideal candidates with robust experience in Python Flask, layout modification and database integration will provide an immense value to this project. Your expertise would facilitate a smoother workflow and better end product outcome.

I require a Shopify expert to help with my store's weekly updates. This is a...my store's weekly updates. This is a role that could potentially turn into a regular, long-term gig for the right candidate. The key responsibilities will include: - Adding new products - Updating product descriptions - Managing inventory - Creating and updating promotional banners - Making layout modifications on an as-needed basis A keen eye for detail and a deep understanding of Shopify's backend will be crucial. Experience with e-commerce platforms and familiarity with consumer behavior and trends will also be highly beneficial. This is an exciting opportunity for someone who is looking to work consistently and grow with the brand. These changes aim to keep the store engaging, fresh,...

Note : my budget not more 10$ for whole project Create web app based on chatgpt API and custom model . With frontend and backend Requirements : The idea is to create a web application that integrates ChatGPT API and a custom model. The functionalities include generating scenarios using ChatGPT API and then distributing tasks to users based on the scenario and their profiles or needs. For example, let's say the chatbot has users A, B, C, and D. The system selects which user to assign a task to based on their profile or needs. If the task is assigned to user B, they perform the task. If user B accepts the task, the system may assign a task to user A next. If user B declines, the system may change the scenario or assign the task to users C or D. In essence, users interact an...