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Payment Gateway Integration Services

GreatWorks delivers secure, PCI-DSS compliant payment gateway integration services. Seamlessly connect Stripe, PayPal, Razorpay, and 50+ payment providers to power your e-commerce, SaaS, and enterprise applications.

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Payment Technology Solutions

What is Payment Gateway Integration?

A payment gateway is a secure technology that acts as an intermediary between your website or application and financial institutions. It encrypts sensitive payment data, authorizes transactions in real-time, and ensures PCI-DSS compliance for safe online payments.

Our payment gateway integration services connect your platform with leading payment processors, enabling you to accept credit cards, debit cards, digital wallets, bank transfers, and alternative payment methods from customers worldwide.

50+ Payment Gateways
135+ Currencies Supported
99.9% Uptime Guaranteed
Payment Gateway Integration
Supported Platforms

Payment Gateways We Integrate

Seamless integration with 50+ leading payment processors and digital wallets to provide your customers with their preferred payment methods across global markets

Stripe

Complete payment infrastructure powering millions of businesses worldwide with developer-friendly APIs, advanced fraud prevention, subscription management, and seamless checkout experiences for web and mobile applications

Cards Wallets BNPL

PayPal

World's most recognized digital payment platform trusted by over 400 million users globally, offering buyer protection, one-touch checkout, Venmo integration, and comprehensive merchant services for businesses of all sizes

PayPal Venmo Credit

Razorpay

India's leading full-stack payment gateway supporting UPI, cards, net banking, wallets, and EMI options with instant settlements, smart routing, and comprehensive dashboard analytics for growing businesses

UPI Cards NetBanking

Square

Unified commerce ecosystem combining powerful POS hardware, online payments, invoicing, and business management tools with transparent pricing and next-day deposits for omnichannel retail experiences

POS Online Invoices

Apple Pay

Premium contactless payment solution for iOS ecosystem enabling frictionless transactions via Touch ID and Face ID authentication, supporting in-app purchases, web payments, and physical store transactions with tokenized security

Mobile Web In-App

Google Pay

Versatile digital wallet supporting fast, secure payments across Android devices, Chrome browsers, and millions of physical stores worldwide with loyalty card integration, peer-to-peer transfers, and bill splitting features

Mobile Web P2P

Also supporting: Braintree, Authorize.net, Adyen, Worldpay, 2Checkout, Paytm, PhonePe, Klarna, Afterpay and 40+ more payment providers

Our Expertise

Payment Integration Services

Comprehensive payment solutions tailored to your business needs, from simple checkout integration to complex multi-vendor marketplace payment systems

E-commerce Payment Integration

Complete payment solutions for online stores with seamless checkout experiences, cart recovery, and optimized conversion rates for maximum revenue.

  • One-click checkout
  • Guest checkout options
  • Cart abandonment recovery

Subscription & Recurring Billing

Automated billing systems for SaaS, memberships, and subscription-based businesses with flexible plans and dunning management.

  • Automated recurring charges
  • Trial period management
  • Proration & upgrades

Marketplace Payment Solutions

Multi-vendor payment infrastructure with split payments, escrow services, and automated vendor payouts for marketplace platforms.

  • Split payment routing
  • Vendor onboarding
  • Commission management

Mobile Payment Integration

Native mobile payment SDKs for iOS and Android with Apple Pay, Google Pay, and in-app purchase implementations.

  • Native SDK integration
  • Biometric authentication
  • In-app purchases

Multi-Currency & Global Payments

Accept payments in 135+ currencies with dynamic currency conversion and localized payment methods for international expansion.

  • Real-time exchange rates
  • Local payment methods
  • Cross-border optimization

Payment Security & Compliance

PCI-DSS compliant implementations with advanced fraud prevention, 3D Secure authentication, and tokenization for data security.

  • PCI-DSS Level 1 compliance
  • 3D Secure 2.0
  • Fraud detection & prevention
Why Our Integration

Key Features of Our Payment Solutions

Enterprise-grade payment infrastructure built for security, scalability, and exceptional user experience to maximize your conversion rates

Instant Transactions

Sub-second payment processing with real-time authorization and instant confirmation

Bank-Grade Security

256-bit SSL encryption, tokenization, and PCI-DSS compliance for maximum protection

Smart Retry Logic

Intelligent payment retry and fallback routing to maximize successful transactions

Analytics Dashboard

Real-time payment insights, transaction monitoring, and revenue reporting

Developer-Friendly APIs

Well-documented RESTful APIs with SDKs for all major programming languages

24/7 Support

Round-the-clock technical support with dedicated account management

Industries We Serve

Payment Solutions for Every Business

Tailored payment integration solutions designed to meet the unique requirements of diverse industries and business models

E-commerce & Retail

Comprehensive checkout solutions for online stores featuring one-click payments, abandoned cart recovery, multiple payment methods, and optimized conversion funnels to maximize sales and reduce friction

SaaS & Software

Flexible subscription billing infrastructure with automated recurring payments, usage-based metering, dunning management, proration handling, and self-service customer portals for software businesses

Food & Delivery

Lightning-fast mobile payment solutions for restaurants and delivery apps with integrated tipping, split bill functionality, loyalty rewards, and real-time order tracking payment confirmations

Travel & Hospitality

Multi-currency booking systems with partial payments, deposit handling, flexible cancellation refunds, and installment plans designed for hotels, airlines, tour operators, and travel agencies

Healthcare

HIPAA-compliant payment processing for hospitals, clinics, telehealth platforms, and pharmacies with patient payment plans, insurance co-pay handling, and secure medical billing integration

Education & EdTech

Flexible payment solutions for online courses, universities, and training platforms featuring installment plans, scholarship processing, group enrollments, and institutional billing systems

Our Approach

Payment Integration Process

Our structured integration methodology ensures seamless payment gateway implementation with minimal disruption to your existing systems and rapid time-to-market

01

Discovery & Analysis

Understand your business requirements, transaction volumes, and compliance needs

02

Gateway Selection

Recommend optimal payment providers based on your markets and business model

03

Integration & Development

Implement secure API integrations with comprehensive testing and validation

04

Launch & Optimization

Deploy to production with ongoing monitoring and performance optimization

Why Choose GreatWorks
Why GreatWorks

Your Trusted Payment Integration Partner

PCI-DSS Certified Team

Our developers hold industry-recognized certifications in payment security standards, ensuring every integration meets strict PCI-DSS compliance requirements and protects sensitive cardholder data

Rapid Implementation

Accelerated integration timelines powered by our pre-built modules and experienced team, getting your payment system live quickly with minimal disruption to ongoing business operations

Custom Solutions

Bespoke payment workflows engineered specifically for your unique business model, whether you need marketplace split payments, subscription billing, or complex multi-currency settlement systems

Conversion Optimization

Data-driven strategies and UX best practices to reduce cart abandonment rates, optimize checkout flows, and maximize successful transaction completion for higher revenue conversion

Ready to Accept Payments Seamlessly?

Let's discuss your payment integration requirements and build a secure, scalable solution that drives your business growth. Our experts are ready to help you choose the right payment stack for your needs.

Frequently Asked Questions

Payment gateway integration connects your website or application with payment processing services like Stripe, PayPal, or Razorpay. It enables secure online transactions, allowing customers to pay using credit cards, debit cards, digital wallets, and other payment methods.
GreatWorks integrates 50+ payment gateways including Stripe, PayPal, Razorpay, Square, Braintree, Authorize.net, Adyen, Worldpay, 2Checkout, Paytm, PhonePe, Google Pay, Apple Pay, and region-specific providers to meet your global payment needs.
Yes, all our payment integrations are fully PCI-DSS compliant. We implement secure tokenization, encryption, and follow industry best practices to ensure cardholder data is protected and your business meets all regulatory requirements.
Yes, we specialize in multi-gateway integration that allows you to offer customers multiple payment options. This includes intelligent routing to optimize transaction success rates, reduce fees, and provide fallback options for failed transactions.
Yes, we implement comprehensive subscription billing systems with features like automated recurring payments, trial periods, proration, dunning management, usage-based billing, and subscription lifecycle management for SaaS and membership platforms.
Yes, we provide seamless payment integration for iOS and Android applications including native SDKs, Apple Pay, Google Pay, in-app purchases, and mobile wallet integrations with optimized checkout experiences for mobile users.
Yes, we implement multi-currency payment solutions supporting 135+ currencies with real-time exchange rates, dynamic currency conversion, and localized checkout experiences to help you sell globally and reduce cart abandonment.
We implement multi-layered security including 3D Secure authentication, fraud detection algorithms, velocity checks, address verification, CVV validation, and real-time transaction monitoring to protect your business from fraudulent transactions.
Yes, we build marketplace payment solutions with split payments, escrow functionality, vendor payouts, commission management, and compliance features using platforms like Stripe Connect, PayPal for Marketplaces, and custom solutions.
GreatWorks brings extensive payment integration expertise, PCI-DSS certified developers, and proven experience across e-commerce, SaaS, fintech, and enterprise platforms. We deliver secure, scalable, and optimized payment solutions tailored to your business needs.

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