E-Commerce Solutions & Payment Integration Expertise

Powering Payments | Enabling Growth | Ensuring Security | Delivering Excellence

45 +

Satisfied Clients

91%

Repeated Clients

10 +

Certified Employees

1500 +

Completed Projects

10 +

Countries

Our E-Commerce Development Services

At Maven Infotech, we specialize in delivering comprehensive e-commerce solutions tailored to meet the unique needs of our clients. Our expertise encompasses a wide range of services, from developing robust e-commerce applications to integrating seamless payment gateways, ensuring secure and efficient transactions for businesses worldwide.

Custom E-Commerce Application Development

We design and develop scalable e-commerce platforms that provide exceptional user experiences, incorporating the latest technologies to meet evolving market demands.

Platform Integration

Our team integrates various e-commerce platforms, such as Ecwid, Shopify, and WooCommerce, enabling businesses to manage their online stores effectively.

Mobile Commerce Solutions

Recognizing the shift towards mobile shopping, we create responsive and mobile-friendly e-commerce applications to reach customers on any device.

Custom Payment Gateway Solutions

Our software developers tailor your payment gateway systems to deliver a seamless, secure, and high-converting checkout experience—while also providing turnkey access to essential payment features at cost-effective rates

E-Commerce Integration

We seamlessly integrate powerful e-commerce platform APIs and shopping cart plug-ins to support advanced features such as proprietary card updates, tokenization, recurring payments, and comprehensive fraud protection.

Mobile Payment Integration

Our developers integrate powerful SDKs into your iOS and Android apps, delivering native support for EMV chip card readers and seamless mobile payment processing—ensuring secure, reliable, and user-friendly transactions on the go.

Marketplace Payment Integration

Our developers build flexible payment processing solutions tailored to diverse marketplace models—including global platforms like Etsy, eBay, and Amazon—enabling seamless transactions, vendor payouts, and scalable growth.

Payment Gateway App Development And Integration

Ensuring secure and efficient payment processing is crucial for any e-commerce business. Our payment integration services include:

Custom Payment Gateway Development

We build PCI DSS-compliant payment gateway systems tailored to the specific needs of ISOs, MSPs, and PSPs, ensuring secure transaction processing. Quickpay, Unzer are few of Payment Service providers we worked for.

Third-Party Payment Processor Integration

Our team integrates popular payment processors, including Stripe, PayPal, Square, Authorize.Net, QuickPay, and Shopify Payments, to provide customers with a variety of payment options.

Shipping & Accounting software

Specialize in developing Apps for Shipping companies, Integration of Accounting sofwares and CRM integration with multiple market place with Automation.

Streamlined Payment & Shipping Apps

Unzer Payment App

Developed a secure and seamless payment app for Unzer, enabling merchants to accept multiple payment methods efficiently. The app ensures PCI DSS compliance and enhances transaction security for e-commerce businesses…Read More

Agile Payment Gateway

Developed a payment application for multiple vendors using Ecwid and Agile APIs, featuring a subscription-based dashboard for managing app permissions with Stripe integration…Read More

Teamleader Online CRM Integration

Connected Ecwid stores with Teamleader CRM to synchronize data such as customers, orders, payments, and invoices in real-time, eliminating manual data transfers…Read More

QuickPay Payments Integration

Integrated QuickPay to accept various payment methods, including credit cards and mobile payments, providing clients with a versatile payment solution…Read More

Sweden Payments

Implemented payment solutions utilizing Smart ID and Mobile ID for secure transactions, integrating with Swedbank’s online and mobile banking services…Read More

EveryPay Payments

Integrated EveryPay, one of Europe’s fastest-growing payment gateways, to accept various online payment methods, enhancing e-commerce business payment management…Read More

Approach to Payment Gateway App Development

Ideal for payment gateway companies who want to launch official apps or plugins for platforms like Shopify, WHMCS, Ecwid, WooCommerce, or Laravel-based platforms.

API & Feature Scoping

Analyze your API documentation and identify the feature set required for merchants (onboarding, transactions, refunds, settings, etc.)

UI/UX Planning

Design clean, intuitive merchant interfaces for configuration, testing, and monitoring.

Platform-Specific App/Plugin Development

Develop native or embedded apps using platform SDKs, APIs, and best practices:

  • Ecwid App using OAuth & Widgets
  • Magento, Shopify, Woocommerce
  • BigCommerce, WHMCS & Others

Compliance & Testing

Ensure the solution is secure, well-documented, and works across major browsers and devices. We support both sandbox and production modes.

Deployment & Store Listing

Help you publish the app to marketplaces (e.g., Shopify App Store, Ecwid App Market, WordPress Plugin Directory), or provide manual distribution packages.

Merchant Documentation & Support

Provide user documentation, integration guides, and technical support if needed.

Direct Payment Gateway Integration for eCommerce Platforms

Ideal for merchants who want to accept payments on platforms like Shopify, WooCommerce, Ecwid, Magento, BigCommerce, Laravel, or Custom-built stores.

Requirement Analysis

Understand your store architecture, region, and supported payment methods.

API Documentation Review

We carefully examine the gateway’s API (REST, SOAP, SDKs) and identify required endpoints for payments, refunds, webhooks, and tokenization.

Secure Integration

Implement the payment gateway using best practices for PCI compliance, data security, and seamless UX.

Sandbox Testing

Simulate transaction flows (success, failure, refunds, callbacks) in a secure staging environment.

Go Live + Support

Deploy on production with monitoring, logging, and optional post-launch support.

Client Testimonials

WHAT OUR HAPPY CLIENTS SPEAK ABOUT US AND WHY THEY KEEP COMING BACK

“My company has been working with India based Maven Infotech for six years now. We have used them for a variety of projects like Golf course online booking to customized video and audio plugins to highly sophisticated data driven website interfaces.

Nirav has been my point of contact with Maven Infotech since the beginning and has become an integral part of our project team. He is a consummate professional and an excellent communicator, always providing a timeline and progress reports on all open projects.

Maven infotech has done wonderful work for us. Always extremely competent and work fast and our clients are always 100% happy with the final product. India has become a global leader in outsource software development for both cost competitiveness and a diversity of high-quality software services. We can’t imagine working with anyone but Maven Infotech for these reasons and much more!!” – Seequinn INC – USA

Maven Infotech successfully completed e-Commerce platform using 3rd party API integration from Booking.com.

Industry: Travel & Hospitality, Online Yacht Booking

Maven Infotech conceived an online platform using Joomla, Booking Manager that helps client to have unlimited Yachts in the listing page with their availability. Loading thousands of data from admin panel and manage it was ongoing and time consuming task. Maven Infotech has implemented 3rd party platform Booking Manager with all the automation using APIs, webhooks that provided by Booking Manager.

maven-infotech.com/custom-app-development/my-holidays

Why Choose Maven Infotech?

  • Expertise: Our team possesses extensive knowledge in e-commerce development and payment app development, integration, ensuring tailored solutions for your business.
  • Security: We prioritize security by developing PCI DSS-compliant systems and integrating trusted payment gateways to protect your transactions.
  • Customization: Understanding that each business has unique requirements, we offer customized solutions to meet your specific needs.
  • Support: Our commitment to ongoing support ensures that your e-commerce platform and payment systems operate smoothly, allowing you to focus on your core business.

Contact Us

Ready to enhance your e-commerce platform with secure and efficient payment integrations? Contact Maven Infotech today to discuss your project and discover how we can help your business thrive in the digital marketplace.

GET IN TOUCH

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FAQs on Payment Integration & Development

We have integrated over 15+ gateways including Stripe, PayPal, Unzer, Razorpay, Quickpay, and custom bank APIs.

Yes. We are certified eCommerce experts with experience developing published apps for these platforms.

Yes, we specialize in custom payment gateway integrations—even if you only have API documentation. Our team thoroughly reviews your API specs (REST, SOAP, GraphQL, or SDKs), plans secure and scalable architecture, and develops the app or module tailored to your platform.

Whether you’re targeting Shopify, WooCommerce, WHMCS, Ecwid, Magento, BigCommerce, Laravel, WordPress, or a custom stack, we can deliver fully functional apps with sandbox testing, real-time payments, refund flows, and webhook handling.

We follow secure coding practices and integrate APIs in a way that is PCI-DSS compliant.

Typically 2–4 weeks depending on features, platform, and gateway complexity.

Yes, we offer maintenance, updates, and support packages.

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Tell us about your project requirements. Our executive will get back to you as early as possible. You can also drop an email to info@maven-infotech.com to schedule a call.

Regards,
Maven Infotech