Back to Portfolio
Authentication & Verification
Completed
VerifyFlow
A robust microservice that provides WhatsApp-based OTP verification services for businesses, enabling secure user authentication and identity verification at scale.
Authentication & Verification
The Challenge
Creating a reliable, scalable OTP verification system that businesses could easily integrate while ensuring high delivery rates and security.
Our Solution
Built a service with WhatsApp Business API integration, Redis for OTP caching, rate limiting, and comprehensive logging for audit trails.
Technologies Used
Node.js
WhatsApp Business API
Redis
PostgreSQL
Key Features
WhatsApp OTP delivery integration
Real-time OTP verification
Enterprise-grade API endpoints
Multi-tenant architecture
Results & Impact
1
99.5% OTP delivery success rate2
Sub-second verification response times3
Handles 100K+ verifications dailyReady to Start Your Project?
Let's discuss how we can help you achieve similar results for your business.