Case Studies

Customer success stories

See how Pakistan's leading enterprises use Vertex to power their messaging infrastructure — from OTP authentication to high-throughput SMPP gateways to WhatsApp engagement.

MD

Meezan Digital

Banking

Migrating 40M monthly OTPs with zero downtime

"Vertex cut our OTP delivery latency in half and gave us the audit trail our compliance team asked for two years ago. The migration from our legacy vendor was seamless — we didn't drop a single message."
AR
Ayesha Rahim
VP Engineering, Meezan Digital
40M
Monthly OTPs

Key results

  • 60% reduction in OTP delivery latency
  • 99.9% delivery rate across all operators
  • Full audit logging for compliance
  • Migrated 40M messages in one weekend
BY

Bykea

Logistics

Scaling real-time ride notifications during peak hours

"We migrated 40M monthly SMS from three vendors to Vertex in a weekend. The dashboards alone justified the switch. We can now see delivery rates and latency by operator in real-time."
OF
Omar Farooqi
Head of Platform, Bykea
100M+
Notifications/year

Key results

  • Unified three vendors into one platform
  • Real-time delivery dashboards
  • 35% reduction in vendor management overhead
  • Auto-failover across operators
TT

TPL Trakker

Logistics

Enterprise SMPP gateway for IoT fleet tracking

"The SMPP gateway is rock solid. Our reconciliation errors dropped to near-zero after go-live. Vertex handles millions of automated device messages daily with persistent binds and carrier-grade throughput."
SM
Sana Malik
Director of Ops, TPL Trakker
99.99%
SMPP uptime

Key results

  • Reduced reconciliation errors by 98%
  • Persistent SMPP binds with 99.99% uptime
  • Millions of IoT messages processed daily
  • 24/7 NOC support
KE

K-Electric

Banking

Customer communication at utility scale

"Vertex handles peak bursts during bill cycles without breaking a sweat. Their pre-paid billing integration and real-time DLR gave us visibility we never had with our previous provider."
IS
Imran Sattar
CIO, K-Electric
8M+
Peak monthly messages

Key results

  • Handles 8M+ messages during peak bill cycles
  • Real-time DLR for reconciliation
  • Prepaid wallet integration with auto-top-up
  • Dedicated sender IDs for each service
DZ

Daraz

E-commerce

WhatsApp Business API for order notifications

"Adding WhatsApp as a notification channel through Vertex was straightforward. Their template management and session messaging API integrated with our existing order pipeline in days, not weeks."
HA
Hira Aslam
VP Engineering, Daraz Pakistan
40%
Higher engagement

Key results

  • Integrated WhatsApp in under 5 days
  • 40% higher engagement on WhatsApp vs SMS
  • Automated template approval workflow
  • Rich media order notifications
EP

EasyPaisa

Fintech

High-throughput OTP infrastructure for 20M wallets

"Our OTP traffic doubled in six months. Vertex scaled with us transparently — no re-architecture, no renegotiation. The developer SDKs meant our team shipped the integration in an afternoon."
AR
Ali Rehman
CTO, EasyPaisa
20M+
Wallet users

Key results

  • Scaled 2x without architecture changes
  • Sub-second OTP delivery at peak
  • SDK integration in one afternoon
  • Compliant with PTA and SBP guidelines

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