SMS & Email Systems
Transactional and bulk SMS/email systems built for high deliverability, covering everything from order confirmations to OTPs to marketing sends.
SMS & Email Systems
- req/s, zero deadlocks
- 15Kreq/s, zero deadlocks
- double-charges in production
- 0double-charges in production
- production systems shipped
- 10+production systems shipped
- years building for clients
- 7+years building for clients
Signs you need this now.
Sending a message is easy; sending it reliably at scale with good deliverability, proper tracking, and compliance handling is a different problem entirely. Most teams discover the gap only after emails start landing in spam or SMS costs spiral from unoptimized sending.
Transactional emails landing in spam
Order confirmations and password resets end up in spam folders because domain authentication and sending reputation were never set up properly. Customers assume the business is broken, not that an email got filtered.
No visibility into delivery failures
A message fails to send and nobody finds out until a customer complains they never got their OTP or receipt. Without delivery tracking, failures are invisible until they become support tickets.
SMS costs that creep up unexplained
Messages get sent to invalid numbers, duplicated by retry logic gone wrong, or fired unnecessarily, and the bill grows without a clear reason why. Nobody notices until finance flags the SMS line item.
What you get.
Proper domain authentication setup
SPF, DKIM, and DMARC are configured correctly for your sending domain, which is the single biggest factor in whether transactional email actually reaches the inbox.
Transactional messaging built into your app
OTPs, receipts, password resets, and notifications trigger automatically from your application events, delivered through providers like Twilio, SendGrid, or Postmark.
Delivery tracking and failure alerts
Every send is tracked through delivery, bounce, and failure states, with alerts firing when messages don't reach the recipient, so failures get caught instead of discovered by customer complaints.
Bulk and marketing send infrastructure
Segmented, scheduled bulk sends are built with rate limiting and list hygiene, keeping high-volume sending from damaging your domain reputation.
Opt-in/opt-out and compliance handling
Consent tracking, unsubscribe handling, and quiet-hours logic are built in, keeping sends compliant with TCPA, CAN-SPAM, and carrier requirements.
Cost and volume monitoring
Sending volume and cost are tracked against expected baselines, so anomalies like duplicate sends or invalid-number waste get flagged before they inflate the bill.
Four steps, no mystery.
Quick scoping call
A short call (or async over WhatsApp) to understand what you're working with and what "done" actually looks like for you.
Fixed scope, no surprises
A clear written plan of what's included and how long it takes, before any work starts.
The actual work
Progress you can see, not a black box. You get updates as milestones land, not just a status report at the end.
Handover
Everything documented and handed over cleanly, with a walkthrough so your team isn't stuck waiting on me for routine changes.
Frequently asked.
Commonly Twilio for SMS and SendGrid, Postmark, or AWS SES for email, chosen based on your volume, budget, and deliverability requirements.
Tell me what you're dealing with.
Send a message and get a real reply within 24 hours, not an automated sequence.
Or WhatsApp directly, same link as above