Paypal ipn not working magento 2 jobs

I'm looking for a proficient web developer to create a smooth, visually appealing e-commerce website for my A2 Cow Ghee brand. The site should primarily focus on: - Customer reviews and ratings: This is a key functionality for my e-commerce site. It will help build trust with our cus...ratings: This is a key functionality for my e-commerce site. It will help build trust with our customers and provide valuable feedback about our products. Please note that while I haven't selected a specific platform for the site, I am open to suggestions. Ideal candidates would have comprehensive experience in e-commerce development, particularly with platforms such as Shopify, WooCommerce, or Magento. A keen eye for design and user experience will be crucial, as I want a site that looks ...

I'm looking for a professional who can create a subscription-based e-commerce website for selling physical products. The platform should include basic user account management features and support for Credit/Debit Card and PayPal as payment methods. Ideally copy “Tokyo Treats website” and make it a little better Key Requirements: - Development of a user-friendly e-commerce website. - Integration of subscription-based selling model. - Creation of basic user account management features. - Implementation of Credit/Debit Card and PayPal payment systems. Ideal Skills: - E-commerce website development expertise. - Proficiency in integrating subscription models. - Experience in implementing user account management systems. - In-depth knowledge of ...

I'm looking for a skilled Telegram app developer to create a unique E-commerce platform with an integrated reward system. Key Features: - Reward System: - Points accumulation: ...Customers earn points for their purchases. - Referral bonuses: Incentivize users to invite friends. - Tiered membership rewards: Different levels of rewards based on customer loyalty. - E-commerce Features: - Only the integration of a Payment gateway is needed, specifically PayPal. There is no need for a product catalog or shopping cart functionalities. Ideal Skills: - Extensive experience in Telegram app development. - Strong understanding of E-commerce and reward systems. - Proficiency in integrating PayPal as a payment gateway. - Experience with developing tiered reward systems...

I'm experiencing issues with Firebase push notifications in my PHP codeignitior api. Specifically, notifications are not being sent at all. - No recent changes to Firebase configuration: Everything was working fine until this problem arose, and I haven't made any recent changes to settings, credentials, or the API/SDK. - Content type: The notifications I'm trying to send are text only. Ideal candidate for this project would be an expert in Firebase and PHP with a proven track record of troubleshooting push notification issues. Experience in dealing with similar issues would be a plus.

...posted this project. Sending whatsapp/facebook/email messages is not appreciated. I will not pick a freelancer within an hour, so please read the description carefully and make a good bid. For questions about the project, use Freelancer chat. I have posted this project earlier. Someone started it but did not finish it. That's why I post it again. I'm looking for a skilled developer to build a new Shopify webshop that mirrors the functionalities of my current Magento webshop (10 years old but recent version: 2.4.6-p2). Your task - Your task is to do the complete set-up of a Shopify store including the migration from Magento. For migrating data I can buy the Matrixify for one month if you need it. You will get access to the Magento ...

I'm seeking a seasoned Magento developer for comprehensive customization and bug fixing. Key Requirements: - Implement design changes to improve the site's aesthetics. - Enhance the site's features to improve user experience and functionality. - Boost the site's performance to ensure quick loading times and smooth navigation. - Update Magento and fix theme compatibility issues. Ideal Skills: - Extensive experience with Magento - Proficient in implementing design changes - Able to enhance website features - Skilled in optimizing website performance - Experienced in updating Magento and fixing theme compatibility issues Please note, the specific types of bugs have not yet been identified, as the diagnosis of these issues is still ong...

...profile with an integrated booking system. The profile includes a picture, bio, specializations, and an option to schedule an appointment. Visual and Branding Elements: New Logo: Design a new logo that reflects the modern and innovative nature of the firm. Color Scheme: Update the website’s color scheme to align with the new branding. 2. Functionality Online Consultation & Payment: Payment Options: Integrate payment systems such as Google Pay, Apple Pay, PayPal, Visa, and MADA. Appointment Booking: Ensure that the scheduling system is organized to prevent double bookings. Each lawyer's profile page should display available dates and times. Consultation Services: Include different consultation services for various departments, such as legal, foreign investm...

I'm seeking an experienced mobile app developer to integrate American Express for payment processing into my existing Ionic mobile app. The app currently supports PayPal and Stripe, so familiarity with these gateways is a plus. Key requirements: - Implement American Express as a payment option - Ensure seamless integration with the current payment system - Maintain app performance and user experience Skills and experience: - Proficiency in Ionic framework - Previous experience with payment gateway integration, specifically American Express - Familiarity with PayPal and Stripe - Strong focus on app performance and user experience

Hi everyone, I am looking for a freelancer who is able to help me with a Magento 1 task. On my current website () there is a css zoom function for images on the homepage and other pages + product thumbnails (see: video 1). I want this same functionality in my new template. We will work on the develop server for this task. My maximum budget for this task is €30. Looking forward to hearing from you. Thanks in advance for your help.

Develop a responsive, mobile-friendly web application featuring OTP/MFA user authentication and subscription-based access to dashboard workflow features. The front-end development will leverage a pr...workflow features. The front-end development will leverage a provided Figma design, using React and Material UI, and integrating with existing mock backend APIs. Key components include sidebar navigation and a dashboard-based workflow for paid users. The tech stack is .NET Core, React, and SQL Server. Ideal Skills: - Experience with implementing OTP authentication systems, process payments via Paypal. - Proficiency in .NET and Web Applications development (bootstrap dashboard/workflows). Access to Spec document / Figma by request. Please provide examples of similar projects you...

...Complete product management, inventory control, and order processing functionalities. - User-friendly, interactive webpage: Intuitive navigation with a focus on user experience. - Comprehensive Product Catalog and Cart: Dynamic catalog with filtering options, and a cart allowing for easy modifications before checkout. - Secure Payment Gateway: Integration with trusted payment providers (e.g., Stripe, PayPal) and full encryption for data security. - Customer Reviews section: Verified reviews with moderation capabilities. Specific MLM Features: - Referral Management system: A system that tracks user referrals and manages network growth, generating unique referral codes/links for users. - Commission Tracking and Redistribution: Automatically calculates and redistributes commissions...

I'm looking for a skilled web developer to create a one-page website for promoting a service. The website should have: - Login functionality - Payment integration through Credit/Debit Card, PayPal, and Bank Transfer - A monthly subscription model The ideal candidate for this project should have extensive experience in creating secure, user-friendly websites with e-commerce capabilities. Proficiency in web programming languages, as well as knowledge of website security protocols, are essential. Please include examples of similar projects you've completed in your proposal.

Moving 5 magento websote from one host to another. For 1 Magento Website : - Change invoice model / look of pdf : I want to change design when custommer download pdf of invoice. With address, phone, contact... - Change some parameters : Make invoice only when payment ok Now, then payment is canceled, invoice is done... Not possible. I want to have invoice only when payment success. - Change some parameters : Need to make account to order Now they can order product without making account. And after it's problem for invoices. So i want to block this, and make that they should make account to order - Problem of contact us mail Contact us on the top is not working since the beginning, same for contact form - Make modification : I want to make an aut...

Add both FireBase notifications and "Pay via APP" to an existing IOS APP written in SWIFT. Previous Freelancer could not complete the two features ! FireBase account exists and some attempt made to complete this feature. Pay By APP exists but needs completing.

...authentication and team management. • Roles include: Team Owner, Team Member, Contractor. • Admin users (single role) with access to manage all clients and services. • Two-factor authentication (Email and Password-based). 2. Domain Management: • Clients can add domains to their accounts. • Domains can be transferred or just added without transfer. • Each domain has associated services that can be billed monthly. 3. Billing & Invoicing (via Laravel Cashier and Stripe): • Monthly billing (on the 1st), prorated for mid-month signups. • Stripe and PayPal for payments, including Stripe ACH. • Handle subscription payments, one-time charges, partial payments, refunds. • Billing for services in categorie...

... and JavaScript. In-depth Knowledge: of WooCommerce core functionality, including product management, cart, and checkout. Ability to Develop: Custom WooCommerce plugins to extend store capabilities. Strong Understanding: of SEO, performance optimization, and UX/UI design principles. Experience Working: with design tools like Figma or Adobe XD (a significant plus). Ability to Work: independently and as part of a team, meeting deadlines. Advantage: Experience with various payment gateways (e.g., PayPal, Stripe), ERP integration, and business process automation. About the Project: We aim to create a modern and unique e-commerce website with a focus on providing an exceptional user experience. The site will offer a wide range of products, emphasizing easy search, product comp...

I need a seasoned Laravel developer to integrate two new payment gateways - Khalti - into an existing Laravel addon sourced from CodeCanyon. This project involves: - Integrating PayPal: My PayPal account is already setup, so this task will primarily involve the integration of khalti into the existing system. The integration needs to include: - Instant notifications: The system should be capable of sending instant notifications upon successful transactions. - Multi-currency support: The system should support transactions in multiple currencies. - Integrating Khalti: This is a payment gateway primarily used in Nepal. The integration will include basic transaction capabilities. Ideal candidates for this project should have extensive experience with Laravel and payment...

I am seeking an web developer with extensive experience in integrating Stripe for payment processing into my custom website. Key Requirements: - Seamless integration of Stripe for payment options including Credit/debit card payments a...example colour and finish. Ideal Skills: - Prior experience with Stripe integrations. - Proficiency in web development with a focus on e-commerce platforms. - Understanding of global shipping logistics and product variations setup. Website: My website is built using HTML/CSS/JS or PHP. Its an old website using Microsoft expression web. Got paypal on it at the moment. Once you have set up the payment gateway and have the first product live , working and compliant i am capable of putting the coding on the rest of the website on the buy now ...

I'm looking to have a Shopify-based e-commerce website created. The site needs to be user-friendly, visually appealing, and optimized for SEO. As part of the project, I also need ...user-friendly, visually appealing, and optimized for SEO. As part of the project, I also need a payment link integrated with multiple payment methods. Key Requirements: - Comprehensive understanding and experience with Shopify - Skills in e-commerce website design and development - SEO optimization experience - Proficiency in integrating diverse payment methods, specifically Credit/Debit Cards, PayPal, and Apple Pay/Google Pay Your previous work portfolio should demonstrate similar projects successfully completed. Please ensure you have the ability to deliver a high-quality website within a reason...

I am looking for a proficient web developer to create a versatile e-commerce platform for me. Key Features: - The website should support both physical and digital goods, although the specifics of digital products are yet to be determined. - Essential integrations include top-tier payment gateways such as PayPal, Stripe, and Credit/Debit Card. - Implement functionalities like user login, referrals, and gift card systems. Ideal Skills: - Proficiency in e-commerce website development. - Experience with integrating various payment gateways. - Understanding of creating referral systems and gift card features. The ideal candidate for this project would be a seasoned web developer with a portfolio of successful e-commerce websites. Knowledge of handling both physical and digital goods i...

Note : you Should have the Plugin of migration already I'm seeking an expert to convert my Magento 2 website to WooCommerce. This transition is motivated by the need for better performance. Key requirements: - Keep the same design and layout: I want the converted site to mimic my current Magento 2 site in terms of design. - Comprehensive data migration: This includes products and categories, customer details, order history, and all other website data. Ideal skills and experience for this job include: - Extensive experience with both Magento 2 and WooCommerce - Proficiency in data migration - Strong understanding of website design replication - Ability to optimize the site for better performance

Troubleshooting issues with extensions etc on Magento 2

I'm looking for a skilled developer to create a minimalist style e-commerce website on Opencart, tailored for selling digital products. Key Requirements: - Strong expertise in Opencart platform - Proven experience in developing e-commerce websites, pa...developer to create a minimalist style e-commerce website on Opencart, tailored for selling digital products. Key Requirements: - Strong expertise in Opencart platform - Proven experience in developing e-commerce websites, particularly for digital goods - Ability to implement a sleek, minimalist design - Knowledge of integrating various payment methods, with a focus on Credit/Debit Cards and PayPal Ideal Skills: - Web development - E-commerce solutions - Opencart proficiency - Minimalist design implementation - Payment gate...

Wordpress website with 1900+ products as per our discussion. please make similar website like time about 15 days. send me home page for my approval and send every alternative day the progress of my work. send me csv file , i will send you new prices and lot quantity need payment gateway credit card and paypal multiple language globaly visible website seo friendly add keywords, products name picture name etc for seo mobile friendly website email and whatsapp and socila media

I'm in need of a professional web developer with a strong background in e-commerce sites. The key features of the site should include: - Product search and filtering: Users should be able to easily find what they're looking for. - Customer re...include: - Product search and filtering: Users should be able to easily find what they're looking for. - Customer reviews: An important aspect of e-commerce is trust. I want to incorporate a review system to enhance credibility and user engagement. - Payment gateway integration: Seamless and secure payment processing is crucial for any e-commerce site. Experience with Shopify, WooCommerce, or Magento is a plus, though the choice of platform is flexible. I'm looking for someone who can create a user-friendly, efficient, ...

I need a website similar to , dedicated to real estate listings. This platform will allow subscribers to post their own listings and manage payments. Key Features: - User-generated real estate listings - Direct posting on the webpage, no dashboard involved - Multiple payment methods: Credit/Debit Cards, PayPal, Bank Transfers, Pago Efectivo, Yape Ideal Skills & Experience: - Web development with e-commerce capabilities - Experience in creating user-generated content platforms - Proficient in integrating diverse payment methods - Understanding of real estate websites would be a plus

I'm looking for a highly skilled web developer with substantial experience in bu...professional and corporate-grade E-commerce websites. Key Responsibilities: - Create a sleek, user-friendly, and responsive online store. - Implement top-notch SEO strategies to enhance the website's visibility and ranking on search engines. - Ensure the website is secure and can handle a high volume of transactions. Ideal Skills: - Proficiency in e-commerce platforms such as Shopify, WooCommerce, or Magento. - Strong knowledge of SEO tools and techniques. - Excellent understanding of web development languages including HTML, CSS, JavaScript, PHP, etc. Please note, the site must reflect a professional and corporate visual style, and should include an 'About Me', 'Projects&#...

I'm looking for a comprehensive e-commerce platform with multiple user roles including Admin, Inves...engage in transactions. - Functionality: All users (except Admins) should be able to create and manage listings, buy and sell products, and manage payment transactions. The platform should be intuitive, allowing ease of navigation and interaction for all user types. - Payment Integration: The platform should support diverse payment methods including Credit/Debit cards, Cryptocurrency payments, and PayPal. Ideal Skills: - Extensive experience in e-commerce web development. - Proficient in integrating various payment gateways, particularly cryptocurrency. - Understanding of creating multi-role platforms with distinct user permissions. - Ability to design an intuitive, user-frie...

I'm seeking an expert to convert my Magento 2 website to WooCommerce. This transition is motivated by the need for better performance. Key requirements: - Keep the same design and layout: I want the converted site to mimic my current Magento 2 site in terms of design. - Comprehensive data migration: This includes products and categories, customer details, order history, and all other website data. Ideal skills and experience for this job include: - Extensive experience with both Magento 2 and WooCommerce - Proficiency in data migration - Strong understanding of website design replication - Ability to optimize the site for better performance

I am looking to have a fully functional e-commerce website developed. The primary purpose of this site will be to sell products online. Key Requirements: - Product Reviews: The website should have a feature that allows customers to review products. Ideal Skills and Experience: - Proven experience in e-commerce website development. - Proficiency in integrating product...Skills and Experience: - Proven experience in e-commerce website development. - Proficiency in integrating product review systems into websites. - Strong understanding of user-friendly design principles. - Familiarity with SEO best practices for e-commerce. Note: The platform for the website is still to be decided, so flexibility and expertise in various platforms like Shopify, WooCommerce, or Magento would be an ...

I'm experiencing an issue with my HTML contexteditable where images are not showing up when I pasted them on the Internet Explorer. Ideal skills and experience for the job include: - Proficiency in web development and debugging - Experience with cross-browser compatibility issues - Understanding of best practices for image display on websites - Knowledge of Internet Explorer specific quirks Do you know how to fix it? Will pay $40 when the work is done. 1 day deadline.

Repair of shop on working site. Obvious error of Google rechaptca, control and verification of any other errors. The payment is blocked or gives an error in the transaction that does not go through. It is necessary to find a solution and re-establish the correct experience for the user in the purchase. indicated site

I'm looking for a developer who can add user authentication and integrate two payment gateways (PayPal and Stripe) on my existing Laravel site. Key Requirements: - Implement robust user authentication system. I am currently open to exploring different methods but the developer's expertise in this area will be crucial. - Seamless integration of PayPal and Stripe into the site. Ideal Skills: - Proficient in Laravel with proven track record of similar projects. - In-depth knowledge of user authentication systems. - Experience in integrating payment gateways, especially PayPal and Stripe. - Strong problem-solving skills and attention to detail. I'm looking for a professional who can deliver high-quality work in a timely manner. Please provide examples ...

...following features: - Easy product addition: The site should allow me to add products with ease, including different software variants. - Bulk upload capability: I need the option to upload products in bulk to save time and streamline the process. - Product variants: The site should be able to showcase different variants of the same product. - Multiple payment gateways: The website must integrate with PayPal, Stripe, Square, and BLIK. - Ability to register account and see purchase history The ideal candidate for this project should have extensive experience in custom e-commerce website development, a deep understanding of integrating multiple payment gateways, and the ability to incorporate bulk upload functionality and product variants. Please include examples of similar proje...

I'm in need of a Windows-compatible software to manage our "Do Not Call" list for our sales department. This program should be able to automatically block numbers from our employee's call lists, as well as provide periodic reports of call attempts. Furthermore, it should allow for manually adding numbers to our "Do Not Call" list. Ideal skills for this project include: - Windows software development - Experience with call blocking software - Understanding of 'Do Not Call' compliance Please ensure to include relevant past projects to your proposal. Thank you.

I am experiencing an issue on my Magento 2 platform where orders are not being saved after a PayPal transaction. This problem is affecting the order creation process, and I cannot identify the root cause of the issue. I need a Magento expert to troubleshoot and resolve this issue promptly. Please ensure you have the following: - Extensive experience with Magento 2 - Proven track record in handling PayPal integration issues - Strong debugging and problem-solving skills Your expertise will help restore the order creation process and ensure a smooth checkout experience for my customers. NOTE - this happened after mangento upgrade to 2.4.7 Max budget 1000INR

... Allow users to select dates, choose tours or volunteer programs, and make reservations directly on the website. Options for customized tours or special itineraries tailored to both educational groups and adventurous travelers. Email confirmations for bookings and a management dashboard for reservations. Online Payments: Integration with secure payment platforms (PayPal, Stripe, credit/debit cards). Multi-currency options to accommodate international clients. Map Integration: Use Google Maps or similar to display locations of tourist destinations, meeting points, volunteer sites, and study abroad locations. Interactive maps with markers for attractions, volunteer opportunities, and educational institutions. Blog and...

My...in Australia (Australia's Housing Crisis) or anything else that will get more donors, all you have to do is find people to donate. If someone donates, you will receive 10% of that donation, your 10% would come from my own funds, ensuring that 100% of the donations we receive continue to benefit those in need. So if someone donates $500, you will get $50. Please also note that if people are doing PayPal donations, I will send the commission money immediately into your account. However, If donors use credit/debit card, your commission money are transferred to your account on a 7-day rolling cycle. Remember this is strictly only a commission based job. Feel free to ask anymore questions. How To Find Us: - Instagram-Australians helping Australians - Facebook-Australians Help...

Upload app to Apple Store only. Everything is ready, upload to existing app as update only.

...Facebook). Two-factor authentication (2FA) for enhanced security. Digital Wallet: Support for multiple top-up options (credit cards, PayPal, cryptocurrency). Ability to track wallet balance and transaction history. Rewards System: Loyalty points for users based on purchases or specific actions. Ability to redeem points for in-store items or gaming-related products. Store/Marketplace: A marketplace for in-game currencies, game credits, and other gaming-related products. Product listings, offers, promotions, and coupons. Payment Gateway Integration: Integration with PayPal, Stripe, and cryptocurrency payment options. Support for multi-currency and secure transactions (PCI DSS complian...

...MUTATION DETECTION TO RISK-STRATIFY INCIDENTAL PULMONARY NODULES Problem: Annually, 1.6 million nodules are detected in the US, with 60% losing follow-up. A simpler, more effective method is required to assess cancer risk in patients with incidental pulmonary nodules. Solution: Oncoswab offers a nasal swab-based lung cancer risk stratification system. Upon detection of an incidental pulmonary nodule (IPN), a nasal swab is taken from the patient for analysis to guide further diagnostic decisions. Technology: Oncoswab’s innovative technology detects lung cancer mutations directly in the nasal fluids, targeting the very airway where these changes occur. Opportunity: Join the groundbreaking trial to demonstrate that direct lung cancer biomarkers can be identified in nasal f...

Dear Ubed, I open this mission for various tasks fulfillment on the Magento 2 Back-End development or maintenance. This mission can cover specific tasks "on-demand". Thanks

I'm in need of an experienced Shopify developer. The primary purpose of the store is selling digital products, so a deep understanding of Shopify's functionalities for digital goods is essential. Key Requi...Shopify developer. The primary purpose of the store is selling digital products, so a deep understanding of Shopify's functionalities for digital goods is essential. Key Requirements: - Extensive experience in Shopify development - Familiarity with setting up stores for digital product sales - Expertise in integrating payment gateways, specifically PayPal What I Need: - A fully functional, professional Shopify store - Seamless integration with PayPal as the primary payment gateway - Guidance on best practices for selling digital products on Shopify Lo...

...able to sell various products, including books, eBooks, blueprints, blogs, articles, and position papers. Project Requirements: • Develop a fully functional online bookstore • The solution must be based on open-source software, customizable to fit my needs • Capable of handling both digital products (eBooks, blueprints, etc.) and physical book sales • Integration with payment gateways (Stripe, PayPal, etc.) • Support for multiple formats (ePub, PDF, etc.) and possibly subscriptions or memberships • SEO-friendly and mobile-responsive design • User-friendly admin dashboard for managing products, orders, and customers • Flexible and scalable for future expansion • Integration with email marketing tools like Mailchimp (optional but prefer...

Upload app to Apple Store only. Everything is ready, upload to existing app as update only.

...MUTATION DETECTION TO RISK-STRATIFY INCIDENTAL PULMONARY NODULES Problem: Annually, 1.6 million nodules are detected in the US, with 60% losing follow-up. A simpler, more effective method is required to assess cancer risk in patients with incidental pulmonary nodules. Solution: Oncoswab offers a nasal swab-based lung cancer risk stratification system. Upon detection of an incidental pulmonary nodule (IPN), a nasal swab is taken from the patient for analysis to guide further diagnostic decisions. Technology: Oncoswab’s innovative technology detects lung cancer mutations directly in the nasal fluids, targeting the very airway where these changes occur. Opportunity: Join the groundbreaking trial to demonstrate that direct lung cancer biomarkers can be identified in nasal f...

...gigs on offer) to produce UGC for an entertaining TikTok video promo for an indie, low-budget, self-funded movie. You will deliver a video which consists of 8 short English spoken sentences with a 2 seconds gap between each so that the video can be cut and spliced with other people. I need people from all walks of life. The total time for all the sentences together is around 30 seconds. NO A.I. content / THIS IS NOT AN EDITING GIG Key Responsibilities: - You will deliver UGC where you speak 8 separate sentences to the camera - to be used on TikTok - Each scripted sentence will be filmed with a 2-second gap between sentences. - Provide as one video (which I will cut and splice) or 8 separate videos. - Engaging, high-energy presentation for each video segment - yo...

I'm seeking a web developer to create a custom tour travel website. This will not be a simple blog or corporate site, but an interactive e-commerce platform tailored to the travel industry. Key Requirements: - A custom-built e-commerce site, not based on platforms like Shopify, WooCommerce or Magento. - The primary functionality of the site will be a user-friendly, robust booking system. Ideal Skills: - Extensive experience in web development with a strong portfolio of e-commerce sites. - Proficiency in creating custom, interactive platforms. - Prior experience developing travel industry websites will be a significant advantage. The goal is to create a seamless, engaging travel booking experience for users. Please provide examples of similar projects you'...

Hello, I have a laravel php script called zcart. I have installed it and purchased a plugin module called "dynamic currency" . I have installed the plugin module correctly but the price is not dynamically changing i mean the plugin is not working. I have contacted support of the script author. They said they need to check my website. That means there is a problem which needs to be resolved. I need you to resolve this problem without creating any new problem. I also need to you need to write a code documentation of your editing's, so that we do not face any difficulty during applying the updates of the script. in your code documentation please write explaining how your code works and how to use it and the file path of the applied/edited code and l...

...looking to purchase a service to develop a comprehensive eCommerce multivendor marketplace website with the following features: Core Features: 1. Multivendor capability: Allow multiple sellers to register, list, and sell their products. 2. Product catalog management: Enable sellers to manage their product catalogs, including adding, editing, and deleting products. 3. Order management: Implement a system for managing orders, including processing, shipping, and fulfillment. 4. Payment gateway integration: Integrate multiple payment gateways, such as PayPal, Stripe, and bank transfers. 5. Shipping integration: Integrate shipping providers, such as USPS, UPS, and FedEx, for calculating rates and printing labels. 6. Customer management: Allow customers to register, log in, an...