COMMUNICATION

Sendexa Communication Platform

A unified cloud-based communication platform enabling businesses to send SMS, OTP, voice, and email messages effortlessly with high deliverability and real-time analytics.

Sendexa Communication Platform
communication

Project Overview

Sendexa is a next-generation communication platform built to simplify how businesses interact with customers. It provides reliable APIs and intuitive dashboards for SMS, OTP verification, voice calls, and email messaging — all from a single, scalable infrastructure. The platform features token-based authentication, multi-channel delivery reports, intelligent routing, and enterprise-level analytics to ensure seamless communication experiences. Built with modern technologies and designed for scalability, Sendexa handles millions of messages daily while maintaining 99.9% uptime and sub-300ms response times.

Challenges

  • Scalability for high-volume messaging across multiple channels
  • Real-time analytics processing for millions of events
  • Multi-carrier integration and failover mechanisms
  • Security and compliance for sensitive communications

Solutions

  • Implemented microservices architecture with Redis clustering
  • Built real-time dashboard with WebSocket connections
  • Developed intelligent routing algorithms with failover support
  • Created comprehensive audit trails and encryption protocols

Technology Stack

Next.js
TypeScript
Node.js
PostgreSQL
Supabase
Tailwind
Redis
WebSocket
Docker

Project Details

Completed
3/1/2025
Duration
6 months
Team Size
5 developers
Client
Xtottel Technologies Ltd

Key Results

Delivery Success Rate99.7%
API Response Timeunder 300ms
Client Onboarding200+ businesses
Monthly Messages5M+

Client Feedback

"Sendexa transformed our customer communication strategy with its reliable API and excellent deliverability rates. The real-time analytics helped us optimize our messaging campaigns significantly."

Michael Chen
CTO, Fintech Company
Xtottel | Enterprise Software Solutions & APIs