Email Infrastructure

Million-User Email Infrastructure

Architected a high-volume email sending engine using PowerMTA and rotated IP pools.

Key Metrics

10M/Day
Volume
99.2%
Inbox Rate

The Challenge

Poor email deliverability and high costs from third-party ESPs.

The Solution

Built a custom high-volume sending engine using PowerMTA with IP rotation.

The Outcome

10M emails/day volume, 99.2% inbox rate, and $15k/month savings.

Technology Stack

MTA

PowerMTAPostfix