CRM & Payment System Development

Secure, scalable customer and revenue platforms with payment flows and analytics

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End-to-End Revenue Platform Development

End-to-end delivery of revenue platforms with secure payment flows, analytics, and customer lifecycle automation. From CRM customization to payment gateway integrations, we build secure, compliant systems that drive revenue growth.

Our CRM & Payment Capabilities

📊 Custom CRM Implementation

Zoho, HubSpot, Salesforce customization with custom workflows, automation, and integrations.

💳 Payment Gateway Integration

Stripe, Adyen, Checkout.com, PayPal, and regional payment processors with PCI-DSS compliance.

🔐 KYC/AML Workflows

Know Your Customer and Anti-Money Laundering compliance workflows for fintech applications.

📈 Subscription Billing

Recurring billing, subscription management, and revenue recognition systems.

💰 Ledger & Reconciliation

Financial ledger systems, transaction reconciliation, and reporting dashboards.

🌐 Customer Portals

Self-service customer portals with account management and billing history.

Technology Stack

CRM Platforms

Zoho CRM HubSpot Salesforce Custom CRM

Payment Gateways

Stripe Adyen Checkout.com PayPal

Blockchain & Web3

Solidity Ethereum Web3.js IPFS

Compliance

PCI-DSS GDPR SOC2 KYC/AML

Client Success Stories

Secure payment and CRM solutions powering businesses worldwide.

🇸🇬 FinTech • Payment Gateway • 2022-2023

ReddotPayment Gateway Build

ReddotPayment (Singapore) • 2022-2023

The Challenge

ReddotPayment, a Singapore-based fintech company, needed to build PCI-compliant payment gateway modules, onboarding portals, and settlement workflows with multi-currency support. They required a team of PHP/Laravel developers to scale their development capacity while maintaining security and compliance standards.

How We Helped

Sevendyne provided comprehensive payment system development:

  • Managed 3 PHP/Laravel developers through EOR model
  • Built PCI-DSS compliant payment gateway modules
  • Developed merchant onboarding portals with KYC workflows
  • Implemented multi-currency settlement workflows
  • Created transaction reconciliation and reporting systems
  • Integrated with multiple payment processors
  • Implemented fraud detection and risk management
  • Full compliance with Singapore financial regulations

Results

  • ✅ PCI-DSS compliant payment gateway launched
  • ✅ Multi-currency support for 10+ currencies
  • ✅ Automated settlement workflows reducing manual effort
  • ✅ Secure merchant onboarding process
  • ✅ 100% compliance with Singapore regulations
  • ✅ Scalable architecture supporting high transaction volumes
Technologies: PHP/Laravel • PCI-DSS • Multi-Currency • KYC/AML • Payment Gateway APIs
⛓️ Blockchain • Tokenization • 2023

Property Tokenization Platform

Global Real Estate Platform • 2023

The Challenge

A global real estate platform wanted to enable fractional ownership of properties using blockchain technology. They needed a secure platform for property tokenization, smart contract deployment, and a user-friendly interface for investors.

How We Helped

We developed a comprehensive blockchain-based platform:

  • Ethereum smart contracts for property tokenization
  • React-based frontend for investor dashboard
  • Secure wallet integration for token management
  • KYC/AML compliance workflows
  • Property listing and token sale management
  • Automated dividend distribution via smart contracts
  • Transaction history and reporting
  • Truffle framework for smart contract testing

Results

  • ✅ Successful property tokenization platform launch
  • ✅ Secure smart contract deployment
  • ✅ User-friendly investor interface
  • ✅ Automated compliance workflows
  • ✅ Fractional ownership enabled for multiple properties
Technologies: Solidity • Ethereum • React • Truffle • Web3.js • Smart Contracts
📱 FinTech • Mobile Payments • 2021

Fintech Mobile App

Singapore FinTech • 2021

The Challenge

A Singapore-based fintech startup needed a React Native mobile app for peer-to-peer payments with KYC integration and real-time transaction processing. The app needed to be secure, compliant, and user-friendly.

How We Helped

We delivered a complete fintech mobile solution:

  • React Native cross-platform mobile app
  • Secure peer-to-peer payment functionality
  • KYC integration for user verification
  • Real-time transaction processing
  • Biometric authentication
  • Transaction history and analytics
  • Compliance with Singapore financial regulations
  • Secure backend API integration

Results

  • ✅ Mobile app launched on iOS and Android
  • ✅ Secure P2P payment functionality
  • ✅ Real-time transaction processing
  • ✅ KYC compliance achieved
  • ✅ High user adoption and positive reviews
Technologies: React Native • KYC Integration • Real-time Payments • Biometric Auth
🏢 Enterprise • CRM • 2023

Enterprise CRM Customization

Tech Company • 2023

The Challenge

A technology company needed custom Zoho CRM implementation with automation workflows and third-party integrations to streamline their sales and customer management processes.

How We Helped

We customized and integrated Zoho CRM:

  • Custom Zoho CRM configuration and workflows
  • Automated lead scoring and assignment
  • Email marketing integration
  • Third-party tool integrations (Slack, email, calendar)
  • Custom reporting and dashboards
  • Sales pipeline automation
  • Customer support ticket management

Results

  • ✅ Streamlined sales processes
  • ✅ Automated lead management
  • ✅ Improved sales team productivity
  • ✅ Better customer relationship tracking
  • ✅ Integrated workflow automation
Technologies: Zoho CRM • Automation Workflows • Third-party Integrations • Custom Reporting

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