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    2,000 backend platform jobs found, pricing in USD

    I want a professional logo that help me elevate my business brand. Our company is a HOME RENOVATION CONSTRUCTION I want the logo to be majority words D' BONILLA HOME RENOVATION I want the logo to be METALLIC GOLD that can be used in any background color I want the logo to be moder, powerful and eye catcher NO background Key points: Usage: The final logo will be used extensively across numerous platforms for my business such as the website, business cards, and various social media profiles. Consequently, the logo must be adaptable and versatile.

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    Urgently need a talented Python developer to build a cross-platform mobile application. The app will be compatible with both iOS and Android. You are required to design and develop a mobile app which functions as an offline blogging client. As I have an ASAP deadline, I am looking for someone who can dedicate significant time to this project immediately.

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    ...purpose, becoming a platform where users can both create and access course content. The main features should include: - User Authentication: A secure system where users can create and access their own accounts. - In-app Purchases: Options for users to access extra content or subscriptions. - Course Creation & Posting: A feature allowing users to add courses and subscribe to watch them. - Subscription Management: A system to handle user subscriptions to various added services or course offerings. - Discord Integration: A link allowing users to connect to Discord, enhancing communication and interaction. - Admin Backend Dashboard: A comprehensive control panel for administrative use. The ideal candidate for this job will possess extensive experience with cross-plat...

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    ...Facebook, Instagram, and clothing merchandise. We require the final deliverables in Photoshop, EPS, and Vector formats for scalability and adaptability. Key Requirements: Design Concept: The logo should encapsulate the essence of yoga, tranquility, and the lotus flower. We are open to abstract, textual, or illustrated designs that evoke a sense of balance, serenity, and spiritual connection. Platform Compatibility: The logo should be scalable and suitable for use on digital platforms (website, social media) as well as for printing on clothing merchandise. It should maintain its visual integrity across different sizes and mediums. File Formats: Final deliverables must include editable files in Photoshop (.psd), EPS, and Vector formats (.ai or .svg). These files will ensure fle...

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    I am in need of a fully functional real estate website, primarily targeting home buyers. The key features of this platform need to include: - A property search functionality, permitting visitors to conveniently explore and filter through the diverse property listings on the site - Detailed information for each property listing, providing all necessary data prospective buyers would require when considering a property - A user registration and login feature, allowing for a personalized user experience In addition, I need a well-integrated CRM system with abilities to: - Effectively manage property leads, streamlining our backend operations - Include communication tools for active user interaction, enhancing engagement and user relations Freelancers with prior experience co...

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    ...cms like wordpress is good too, or need another cms to control all contents of homepage. - I want blog/news/articles space too and cms to send this contents Required Expertise: Ideally, I am looking for freelancers with experience in building service marketplace websites and integrating subscription-based. A strong understanding of database and web development PHP/Django/Wordpress/Front and Backend, needs to indicates good hosting too and maybe S3 integration. It would be great to see examples of similar projects you have worked on before. Lets talk for more details, I want the freelancer to ask good questions and doubts, to know if they really understand the project well...

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    I'd like to significantly overhaul my application's advertising platform to improve its efficiency and provide better data insights. Here's what needs to be done: 1. Change in Ads Platform: First and foremost, I want to shift the current advertising platform being used. This major switch would likely need skills in migrating data and integrating new systems. 2. Enhancements to Advertising Platform: Increase the depth of analytics and reporting available on the platform. This improvement should provide more granular information about ad performance, viewer behaviour etc. Candidates with experience in digital marketing analytics will be preferred for this task. It's vital that you have experience with ad platforms, advanced analyti...

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    We require an experienced ReactJS developer with a solid understanding of API integrations to implement functionality for LearnCUBE API's Virtual classrooms on our online teaching platform. The focus is implementing group sessions capability with virtual classrooms. Key responsibilities include: •⁠ ⁠Integrating LearnCUBE API into our existing ReactJS platform •⁠ ⁠Ensuring seamless functionality of group session virtual classrooms •⁠ ⁠Testing and troubleshooting to ensure optimal user experience The ideal candidate should have a strong background in ReactJS and API integrations, with a specific emphasis on LearnCUBE API or similar online learning platforms. If you have prior experience with integrating virtual classroom technologies, this would be high...

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    Looking for a skilled native Android/Java developer. Work involves taking an existing UI, doing minor tweaks and integrating existing APIs. The tweaks to the UI concern mainly: - Adding a new feature, "user revoke". This feature involves the ability to revoke a user account. - possib...- possible small fixes Freelancer should be able to thoroughly test and deliver the project, Make app ready to go live on playstore, Fix any issues in playstore review and ensure support during the go-live phase. Ideal skills and experience include: - Strong knowledge and proven experience in Android/Java Development - Proficiency in UI modification - Good testing capabilities - Work with Backend developer to resolve any API issues - Ensuring a smooth go-live phase Would like a fixed-...

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    ...cms like wordpress is good too, or need another cms to control all contents of homepage. - I want blog/news/articles space too and cms to send this contents Required Expertise: Ideally, I am looking for freelancers with experience in building service marketplace websites and integrating subscription-based. A strong understanding of database and web development PHP/Django/Wordpress/Front and Backend, needs to indicates good hosting too and maybe S3 integration. It would be great to see examples of similar projects you have worked on before. Lets talk for more details, I want the freelancer to ask good questions and doubts, to know if they really understand the project well...

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    I own a YouTube channel where i post a videos about project management. I look for someone who can create an engaging posts for Instagram, Twitter, and LinkedIn twice a week, with the primary objective of increasing brand awareness, increase traffic and generate leads. https://www.youtube.c...of the task, prior experience in creating social media posts across these platforms is absolutely essential. You need to be adept at analyzing post effectiveness, iterating and improving over time. - Creativity, attention to detail, and adaptability should be your strong suits, as your efforts will directly contribute to brand visibility and appeal. - Optionally also managing accounts on those platform and replying to comments of others. Looking forward to making a striking online presence...

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    I'm looking for a specialist in technical architecture and backend development for a custom Fantasy Sports App. This app will be launched on both iOS and Android platforms. It's vital that the app offers real-time scoring and updates to keep users engaged and informed on the go. This project will also require the integration of push notifications, as this will be a key feature to provide real-time updates to the users. Key responsibilities will include: • Developing app backend infrastructure • Creating efficient, scalable, reusable code • Implementing real-time scoring and updates • Setting up push notifications Ideally, you'll have: • Proven experience in backend development and technical architecture, preferably with sim...

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    ...skills in: - Linode. Our project is hosted by Linode and will need you will need to upload the website onto Linode. - JavaScript, - Stripe, - PayPal Marketplace API - MEAN Stack - PayPal, - Angular version 10.0.11 (We are not going to upgrade that version) - MongoDB Do not apply if you are not skilled in all of the above. The backend project is on the server and also the frontend and admin project is there. /var/www/web folder So you will need to run the backend in the server by ssh and confirm the nginx config for frontend deploying. The possible solution is that reinstall OS onto the linode server and start the hosting again. So you can resinstall correct Mongodb again. Both your price and time to complete will win you project. No changes to your time and pr...

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    I'm seeking an experienced app developer who can create an application for both iOS and Android. Unfortunately, I skipped on providing specific functionalities but a comprehensive understanding of user authentication, push notifications, and in-app purchases is highly desirable since these may be required. No specific deadline has been set for this project. Ideal Skills and Experience: - Proficient in iOS and Android development. - Familiarity with user authentication, push notifications, and in-app purchases. - Ability to work on an open-ended timeline. - Strong communication skills. - Portfolio of previously completed apps. Please submit a proposal if you think you'd be a good fit for the project. Include details of your experience with both iOS and Android development and ...

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    I'm in search of a creative icon designer who can craft 4 flat icons for my matrimonial platform. Without prioritizing any specific color scheme, you will have artistic freedom to incorporate any hues you deem fitting. Each of the icons must resonate with certain emotions: - Happiness and joy - Love and romance - Trust and reliability Ideal candidates would have prior experience in flat icon design, a keen sense of color usage and a knack for conveying emotions through visual design. The final designs should be versatile enough to appeal to a wide range of users and distinctive enough to make my matrimonial platform stand out from the rest.

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    Project: Online Grocery Platform Project Description:We are seeking experienced and talented freelancers to collaborate on the development of an innovative online grocery delivery platform. The project will involve building the platform from scratch and iterating through multiple versions to deliver a seamless and feature-rich user Scope:We envision the project to be developed in multiple versions, each introducing new features and enhancements based on user feedback and market demands. Here's a breakdown of the versions: Version 1.0: MVP (Minimum Viable Product)Basic features for browsing products, adding items to cart, and checking registration and login with payment gateways for secure transactions. Version 2.0: Enhanced FunctionalityImproved

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    I'm searching for an experienced Node.js developer who'll meet my requirements: • Master the complexity of backend development and can easily handle intricate problems. • Show proficiency in API integration, connecting various systems, and managing data effectively. • Expertise in real-time application development, to foster seamless interactions and immediate updates. The project's goal wasn't specified, so I expect you to demonstrate versatility to take on a variety of possible tasks, which could include building a web application, creating a RESTful API, or developing a real-time chat application. Framework preferences were not expressed, so showcasing proficiency in a range of frameworks, such as , , , will be a bonus. This is a long-term p...

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    In my search for a talented part-time Marketing Manager, I'm seeking a skilled professional able to handle a variety of tasks. You'll be responsible for: - Managing my social media presence across Facebook, Instagram, and Twitter. - Designing and implementing effective email marketing campaigns that resonate with a diverse age group ranging from young adults (18-24), adults (25-34), to middle-aged adults (35-54). - Creating compelling content that aligns with our brand and reaches our target audience. Ideal candidates will have a proven track record in social media management, email marketing, and content creation. A keen understanding of each platform’s best practices and audience engagement techniques is key. I welcome those who can navigate the digital space with creat...

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    I'm looking for a skillful Angular Developer for my project. I need someone who can handle both Frontend development and Backend Integration tasks. Key Responsibilities: - Frontend development: You will be responsible for developing a dynamic, responsive, and interactive web application using Angular. - Backend Integration: The primary task will be to integrate with a Rest API. This will involve interfacing with the backend system and successfully exchanging data. Ideal Skills: - Proven experience in frontend development using Angular. - Expertise in Rest API integration. - Knowledge of best practices for API integration. - Good understanding of UX principles. - Excellent problem-solving capabilities. - Attention to detail. If you fit this description, th...

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    I'm in need of a professional web developer to construct a website focused primarily on selling bandwidth packages. The site should offer a robust user authentication system with email verification and a password reset option. Payment should be received either through one-time payments or prepaid credits. All transactions should be processed securely via Stripe, upon which the system should send UID and password for internet connection to customers. Proven experience with e-commerce website development, Stripe API integration, and cybersecurity will be advantageous for this project.

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    I have developed an ecommerce application that currently needs enhancements. This project involves adding more product capacity - from single product to five products in the app, as well as expanding the backend SQL tables from 3-4 to at least 8 tables. Moreover, I also require additional checkout options to be integrated. The languages used are PHP, MySQL, PL/SQL, and Flutter. Ideal skills for this job include: - PHP, MySQL, PL/SQL, and Flutter expertise - A strong understanding of ecommerce platforms and optimum backend structuring - User interface design and optimization - Checkout system enhancement skills Please note that the product categorization interaction was left open since it's not a priority at the moment. However, the freelance expert might need to wo...

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    This is poc of 6 displays of flutter community site. Its website(potentially mobile app) that will allow users to post threads and reply to threads. The user does not have authentication at this state but authentication may be integrated in future.

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    I am in need of an experienced backend developer well-versed with NodeJS, Bun, and Typescript. I will require a few specific tasks to be performed: - API Development and Integration: Prospective candidates should have a strong hold on API development and a good experience in integrating them. Specifically, I need the APIs to be developed using the Bun framework. - Chatbox Development: Another task would be to create a chatbox that supports real-time messaging. Although I only require real-time messaging for now, it would be a plus if you have experience in adding other functionalities like user authentication and file/image sharing to a chatbox. Skills and expertise in database management, server maintenance and monitoring would be highly appreciated. Despite this description...

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    This application was started at the biginning of the pandemic, but I never finished it. Now i am trying to bring it up to date. I know on April 1, 2024, Microsoft will no longer support Xamarin. I would need to implement their new programs in maui. Basically this app will be similar to eventbrite, but better. please review the youtube links to see the interractions. check the attached file and you may message me for questions.

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    I'm in need of an experienced Angular developer fluent in HTML/CSS, JavaScript, and AngularJS, tasked with adding new features to my existing website. Your role will focus mainly on the backend although a broad knowledge in frontend would be beneficial. Skills and Experience: - In-depth knowledge of JavaScript, HTML/CSS - Extensive experience with AngularJS - Proficiency in dealing with existing websites Please note that additional functionalities were not specified, but this may be subject to change. I'm aiming for a professional with a solution-oriented mindset who can also make recommendations when necessary. Let me know if you need any more information before placing a bid.

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    ...user-friendly. • Test the software thoroughly to ensure reliability and efficiency. • Deploy the software to a production environment and market it for sales. • Provide ongoing support, updates, and customer assistance. 3. Project Scope: 3.1. Software Development: • Gather detailed requirements from stakeholders. • Design and develop a comprehensive software architecture. • Create databases and backend infrastructure for data management. • Build intuitive and user-friendly interfaces for user portals. • Implement client assessment, onboarding, invoicing, and scheduling features. • Develop mobile applications for clients' parents and administration. • Integrate geofencing functionality for caregiver clock-in and clock-out. &bu...

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    We're looking for an experienced full-stack developer proficient in Python, Django, and ReactJS for executing deployment and onboarding users on a large-scale platform. The role requires a medium level of Dev-Ops experience and is not a beginner's playground. Key functionalities: - Deployment of a large django platform to GCS - servers / containers are already set up - Implementing and managing user authentication and payment processing using the Stripe API - this too is already set up its just part of deployment. - the ability to consider, discuss then apply simple solutions to issues known to us regarding excessive query load within the system - We have cloud run for deployment, the containers with all our users data are already in google cloud. Ideal Candidat...

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    I have container image, I want to create 2 container from image, and both container will use proxy, different http proxy for different container, and load balance across container using ngnix

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    I am in need of a skilled freelancer to create a copy of a popular Android app, along with its backend functionality. The specific app to be copied will be disclosed upon the start of the project. .

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    I am in need of professional software developers to build an...iOS and Android platforms. This app will facilitate a streamlined shopping experience for our users. Key Project Requirements: - Development of a user-friendly e-commerce app compatible with iOS and Android - An intuitive interface that provides a seamless shopping experience - The platform should have robust security measures to ensure secure transactions As this task requires proficient understanding and skill in mobile app development, the ideal candidate should have: - Significant experience with cross-platform mobile app development, particularly in e-commerce - A strong understanding of UI/UX principles - Ability to design an app with strong security protocols - Excellent skills in Android and iOS app deve...

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    ...specific features and technologies I'd like to see incorporated: Frontend: - Developed with React or - A user-friendly home page with search functionality Backend: - Can be developed with any technology, as per your expertise and suggestion User Roles: - Two types of user roles: Admin and Client - Admin: Full Create, Read, Update, Delete (CRUD) functionalities - Client: Read-only permission Authentication: - Email and password combination to be used for authentication The ideal candidate for this project would have strong experience with React or for frontend development, as well as a proven track record with Backend technologies. They should also have a solid understanding of user role-based systems and high-standard security measures for authentication. Pro...

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    I am seeking a skilled app developer to create a cross-platform taxi application. This app will be available on iOS, Android, and Web platforms. Key features of the app should include: - Real-time tracking: to keep both drivers and passengers updated about their trip. - Payment integration: enabling payment via credit card, debit card, and cash. - Ride history: for users to track their previous rides. - Backend admin: for efficient management of drivers, passengers, and rides. The ideal candidate will have experience in cross-platform app development and a strong understanding of payment integration within apps. Familiarity with real-time tracking systems and developing backend admin for mobile and web applications will be a significant advantage too.

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    ...multivendor ecommerce platform. Our website is built on Laravel, and we now require native mobile apps for both Android and iOS platforms. Responsibilities: • Develop high-quality, responsive mobile applications using React Native. • Integrate the mobile apps with our existing Laravel backend for seamless data flow and functionality. • Collaborate with our team to understand requirements and implement features accordingly. • Ensure the performance, quality, and responsiveness of the applications. Requirements: • Proven experience as a React Native developer, with demonstrable experience in building and deploying mobile applications for both Android and iOS platforms. • Strong proficiency in JavaScript and React.js. • Familiarit...

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    I'm looking for a seasoned mobile application developer to build a financial services application for both iOS and Android. The primary functionality will be centered around facilitating various financial services, and the platform must include user registration and secure login features. Skills Required: - Proven experience in cross-platform mobile application development, particularly for financial services apps - Proficiency in creating smooth, intuitive user interfaces - Deep understanding of iOS and Android platform specifications - Strong focus on security, specifically in relation to user registration and login features - Experience integrating mobile applications with back-end financial systems Your bid should include an estimate of the number of hours...

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    I'm seeking an adept web developer with experience in payment gateway integration, specifically Moyasar. My website requires three main functionalities...in payment gateway integration, specifically Moyasar. My website requires three main functionalities: - Accepting Payments: Enable users to effortlessly complete transactions through Moyasar. - Refund Processing: Ensure seamless refund processing when necessary. - Recurring Billing: Facilitate recurring charges for subscription-based services. Your proficiency in Moyasar API, JavaScript, and backend web development will be critical to your success. Profound knowledge in secure eCommerce transactions is a must. You need to understand the business side of gateways as well, including transaction rates and the bank transferring ...

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    We're currently seeking a Fullstack Developer with a minimum of 1 year of experience, along with proficiency in TypeScript. For this role, Fullstack entails developing both frontend and backend components exclusively in , rather than using MERN or any other backend technology. So, if anyone does not have fullstack development experience in , utilizing both frontend and backend, they will not be considered as prospective candidates. Please do not apply. This position is available for both Full-time and Part-time candidates. Please specify your preference when applying. Our projects are already planned and will be executed using the framework. The application will encompass various features including Static Information Pages, Calendar-based booking, Dynamic

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    I'm in need of a talented developer to create a mobile application that will run on both iOS and Android pl...secure method for handling transactions. - Real-time Chat: A facility for instant communication between users is essential for this project. We would like to have a lot of feature inside the app, is going to be for more use. Ideal Skills and Experience: The perfect candidate for this project should have considerable experience in full-stack mobile application development, especially with cross-platform technologies. Understanding of secure payment gateways and real-time chat implementations is crucial. Experience with user profile creations and management will also be valuable. I would like to see your already projected application, so I can see already what you hav...

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    I am seeking a competent web and app developer with significant experience in building dynamic blogging platforms. The main focus is on creating an interactive platform targeting the general public. This is why crucial functionalities such as: - User registrations with fully customizable profiles - Option for visitors to comment on posts - Social media sharing features to bolster reach are highly desired. A detailed understanding of these functionalities, user experiences and online community interactions is ideal. Demonstrated experience with similar project executions will be advantageous in the selection decision.

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    The Crazzy Sports Application is a comprehensive sports fantasy and betting games platform that offers a diverse range of gaming experiences across multiple sports and casual game categories. It aims to provide an engaging, secure, and user-friendly mobile application for Android users, incorporating various games, fantasy sports betting, and social features Client Requirements Summary: 1. Sports Fantasy and Games: Support for 3 fantasy sports and 26 diverse games. 2. User Authentication: Secure sign-on/login with mobile number and OTP authentication. 3. Referral System: Ability for users to apply referral codes for bonuses. 4. Application Structure: Five major screens - Home, Fantasy Sports, Refer, World War, and Wallet. 5. Dynamic Home Screen: Features new games, ongoing contest...

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    I'm seeking a Full Stack Developer with in-depth knowledge in PHP, Java, JavaScript, MySQL, HTML, and CSS. Key Responsibilities: * Handle backend and frontend development tasks; * Database management - implementing and designing relational databases using MySQL, ensuring data consistency. Ideal Skills and Experience: * The successful applicant is proficient in PHP, Java, JavaScript. * Familiarity with MySQL and HTML/CSS is also important. * Extensive experience in both backend and frontend development is required. The project involves constant communication for updates and decision-making, your excellent communication skills, time management skills and problem-solving abilities are essential.

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    ...application based on the Figma design provided. The project involves translating the visual design elements, UI components, and interactions from Figma into a fully functional Flutter app. Key Responsibilities: 1. Translate Figma designs into Flutter UI components, screens, and navigation flows. 2. Implement animations, transitions, and interactive elements as per design specifications. 3. Integrate backend APIs and data handling functionalities into the Flutter frontend. 4. Ensure responsive design and compatibility across various devices and screen sizes. 5. Collaborate with the design team to maintain design consistency and user experience. Required Skills and Experience: 1. Proficiency in Flutter framework and Dart programming language. 2. Experience in implementing fronten...

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    ...to develop a mobile app for the same products to enhance accessibility and user experience on mobile devices. Below are the key aspects of the project: Ecommerce Platform Selection: We are looking for WordPress experts who can assist us in selecting and customizing the most suitable ecommerce plugin or theme that supports multi-currency functionality, automated sales tracking, user dashboard customization, and additional features like order code generation. Mobile App Development: We require mobile app development experts proficient in frameworks like React Native or Flutter to create a mobile application for our ecommerce platform. The app should offer seamless integration with the WordPress website, allowing users to browse products, make purchases, track orders, and u...

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    I'm in need of a dedicated full-stack PHP developer who specializes in both front-end and back-end development, and has extensive knowledge in database management. Key Tasks: - Add new features to an existing website/application. - Maintain and improve the website. Required Skills: - PHP for backend development. - Adept at Front-end development. - Strong competence in database management. - Familiarity with PHP frameworks; experience with custom PHP frameworks is advantageous. The main goal here is to further enhance the functionality of our website/application, while maintaining its existing structure. The ideal candidate should possess high proficiency in PHP development and show examples of previous work involving custom PHP frameworks.

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    ...developer with a knack for building beautiful and functional mobile apps? Do you thrive in a collaborative environment and possess excellent communication skills? If so, we'd love to hear from you! We're seeking a talented Flutterflow developer to join our growing team. You'll play a key role in creating intuitive and user-friendly mobile applications using Flutterflow, a powerful visual development platform. Your multilingual expertise in Japanese, German, and English will be invaluable as we expand our reach to a global audience. Responsibilities: Design and develop high-quality mobile apps using Flutterflow Collaborate closely with designers and product managers to translate wireframes and prototypes into functional applications Implement features and functio...

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    ...Service-Based industry. For this project we require a feature that will allow the vendor to generate a Service Agreement document that the Client can access through a link. The purpose is to allow the Client to complete an online form to digitally sign the electronic document and to submit payment information. URL Reference: MVS: UI: Prerequisites In order to create this feature, the developer must first be able to access the MVS, review the Host panel and create a job or view the job details page for existing jobs. In the Client’s main profile, there needs to be a Billing tab, where the credit card information is saved. A button has to be created within the Job Details page, called Service Agreement

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    ...experienced freelancers to help develop an innovative web-based application designed by leveraging artificial intelligence algorithms which analyze video footage. Key features: -The web application should have robust capabilities to assess and evaluate data analytically. - The app should analyze video footage critically to aid the evaluation process. - Evaluation: Using the gathered data, the platform should generate comprehensive evaluations. - Data Visualization: To aid decision-making, the application should feature effective data visualization tools. Additionally, the user interface should have a modern and sleek design that encapsulates its cutting-edge AI innovations. Integration with External Communication Platforms: • Integrate with popular communication platform...

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    A production quality, enterprise global gift card system. Powered by a form that is easy to connect to by domain, that has a form builder attached to the PlayFab backend powering our one big game(a big grand exchange of gift cards). The company signs up, uploads product photos and their logo then gets an automated storefront form created with their own items ready for sale to customers and to play in mini games. They then sign up their domain with us through Amazon Ses to have automated email sending through the form. It's basically an email newsletter collector form that runs as a game via the PlayFab backend. Deployed on AWS/Azure/GCP, any of the 3 work with global availability.

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    I'm seeking a skilled web developer to build a user-friendly hostel management website focusing on essential functionalities such as room booking management, student attendance tracking, ...attendance tracking, and payment management. Key Features: - Room Booking Management: Should display real-time availability, facilitating convenient and efficient booking. - Student Attendance Tracking: The system must specifically cater to tracking student attendances. - Payment Management: Enable easy tracking and management of payments. The ideal freelancer for this will be well-experienced with backend coding, front end UI/UX skills, and have a proven track record in similar website development projects. A comprehensive understanding of databases for attendance and booking systems is ...

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    Need to add: 1. Payments ~ Backend: Implementation of payments in the script, adding the ability to activate and deactivate in the admin panel, edit, and change authentication data ~ Backend: Implementation of callback from the payment server to confirm payments and/or another communication protocol confirming the transaction ~ Frontend: Adding a payment button during order checkout 2. Payments ~ Backend: Implementation of payments in the script, adding the ability to activate and deactivate in the admin panel, edit, and change authentication data ~ Backend: Implementation of callback from the payment server to confirm payments and/or another communication protocol confirming the transaction ~ Frontend: Adding a payment button during order

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