Ridima Web App - All-in-One Nigerian Fintech Platform
Kehinde Omopariola
Project Overview
Duration: 6 weeks
Role: Frontend Engineer
Technologies: Next.js, React, TypeScript, Tailwind CSS, Real-time APIs
Built the complete web application for Ridima, Nigeria's leading platform for gift card trading, cryptocurrency sales, and bill payments. Created a comprehensive dashboard that handles thousands of daily transactions across gift cards, crypto conversion, and utility bill payments - serving users across Nigeria and Ghana.
Key Accomplishments
💳 Multi-Service Trading Platform
Gift card trading interface - buy and sell popular gift cards (iTunes, Google Play, Amazon, Steam) with real-time rate updates
Cryptocurrency trading dashboard - secure crypto-to-cash conversion with instant naira payouts
Bill payment system - pay utilities, airtime, data subscriptions, and entertainment bills all in one place
Virtual account management - receive payments from any Nigerian bank and manage wallet balances
Wallet Screen
🔄 Real-Time Trading Experience
Live rate updates - dynamic pricing for gift cards and crypto based on market conditions
Instant transaction processing - real-time status updates from pending to completed transactions
Smart transaction history - comprehensive records with filters by transaction type, date, and status
Rate comparison tools - helping users get the best value for their trades
💰 Secure Financial Management
Multi-wallet system - separate balances for different transaction types with easy transfers
Bank integration - seamless withdrawals to all Nigerian banks with instant processing
Transaction security - multi-layer verification and fraud detection for all trades
Payment tracking - detailed transaction receipts and proof of payment for all services
📱 Mobile-Optimized Experience
Mobile-first design - smooth experience on smartphones where 95% of Nigerian users trade
Progressive web app features - app-like experience with offline capabilities and push notifications
Touch-optimized interface - easy navigation and trading on small screens
Fast loading - optimized for Nigerian internet speeds and data consciousness
Technical Implementation
Real-Time Trading Architecture
Built a sophisticated system handling multiple financial services:
WebSocket integration for live rate updates across gift cards and crypto
API optimization with efficient caching for frequently accessed rates and user data
Transaction state management tracking complex multi-step trading processes
Error handling with proper fallbacks for network issues common in Nigerian internet
Security & Compliance
Financial-grade security with encrypted data transmission and secure storage
KYC integration for identity verification and compliance with Nigerian regulations
Fraud detection with pattern recognition for suspicious trading activities
Audit trails comprehensive logging for all financial transactions
Payment Integration
Multiple payment gateways supporting all major Nigerian banks and payment methods
Instant settlement real-time processing for gift card and crypto transactions
Bill payment APIs integrated with utility companies, telcos, and service providers
Virtual account system enabling seamless bank transfers and wallet top-ups
Technical Challenges Solved
Multi-Currency Trading Complexity
Rate synchronization across different asset types (gift cards vs crypto vs bills)
Transaction routing handling different processing times and requirements
Balance management preventing overdrafts and ensuring accurate accounting
Currency conversion seamless naira equivalents for all trading pairs
Nigerian Market Optimization
Network resilience handling poor internet connections gracefully
Data efficiency minimizing data usage for cost-conscious users
Local payment integration supporting all Nigerian banks and payment methods
Regulatory compliance meeting CBN requirements for financial platforms
User Experience Excellence
Simplified trading flow making complex financial transactions feel easy
Clear value proposition users immediately understand rates and fees
Trust building transparent processes and instant confirmations
Support integration easy access to customer service for transaction issues
Platform Features
Gift Card Trading:
Popular cards: iTunes, Google Play, Amazon, Steam, and more
Real-time rate calculation based on demand and market conditions
Instant verification and payout system
Support for physical and digital card formats
Cryptocurrency Services:
Bitcoin, USDT, Ethereum, and other popular cryptocurrencies
Secure crypto-to-naira conversion with competitive rates
Wallet integration for seamless crypto deposits
Market rate tracking and optimal timing suggestions
Bill Payment Hub:
Utility bills: electricity, water, and waste management
Telecommunications: airtime and data for all Nigerian networks
Entertainment: cable TV, internet, and streaming subscriptions
Gaming and betting platform top-ups
Built a comprehensive fintech platform that proves Nigerian users deserve world-class financial tools - combining gift card trading, crypto services, and bill payments in one seamless, secure experience.
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Posted Aug 25, 2025
Built comprehensive web app for Ridima - best platform to buy and sell gift cards, pay bills, and securely convert crypto to cash –– all in one place.
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