Connect Code and Mailgun to automate your work

Describe to build
Activity reports
Fully supported

MESA's Code to Mailgun integration is the fastest way to sync data between the two — without touching a line of code. Choose which fields to send, how they're formatted, and when the sync happens. Start with a pre-built template, customize it with AI, or build something completely unique in under 10 minutes.

★★★★★ 4.9 rating on Shopify App Store

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Start when...
Personalize with built-in tools...
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Then, do this...
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Why integrate Code with Mailgun

The Code to Mailgun integration helps you sync data, automate manual tasks, and keep your stack aligned — without writing code.

Data integration icon

Data integration →

Connect any API your workflow needs

When a workflow needs to reach a service MESA doesn't natively support, Custom Code makes the connection. Write an HTTP request, parse the response, and pass the data to the next step — all in one workflow.

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Order automation →

Apply pricing or discount rules unique to your store

Custom Code runs JavaScript against live order data, letting you calculate custom pricing tiers, apply business-specific discounts, or validate order details before anything processes downstream.

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Enterprise automation →

Encode business logic no built-in tool can match

Every operation has edge cases that standard tools can't anticipate. Custom Code lets you write the exact logic your business needs and slot it into any workflow step — validations, lookups, or calculations.

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Order automation →

Send transactional emails from Shopify order events automatically

When an order is placed, updated, or fulfilled in Shopify, MESA triggers the right Mailgun transactional email with the relevant details already populated. Your customers get accurate, timely messages without anyone manually initiating them or maintaining a separate send schedule.

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Customer experience →

Trigger Mailgun emails from any Shopify customer milestone

When a customer hits a threshold in Shopify — a first purchase, a loyalty tier, a win-back window — MESA sends the signal to Mailgun and fires the right email at the right moment. Your transactional and lifecycle messaging runs on the full range of what happens in your store, not just native Shopify triggers.

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Fulfillment operations →

Send fulfillment and shipping notifications the moment status changes

When an order ships, is delayed, or is delivered in Shopify, MESA passes the event to Mailgun and fires the corresponding email at the right moment. Your post-purchase communication stays accurate and timely without custom development connecting the two platforms.

Build any Code and Mailgun automation

MESA helps you connect apps to automate repetitive tasks. A trigger is an event that starts a workflow, and actions are the steps that occur when it's running.

Not just software—partnership

Expert support included

MESA includes hands-on support from automation experts who know how to get things done.

Free workflow setup

Free workflow setup

We'll build your first workflow with you live. Most merchants walk away with automation saving 5+ hours/week.

Fast response times

Fast response times

Average first response: Same day. Critical issues: Immediate escalation. Complex builds: 24-48 hours.

Ongoing optimization

Managed services available

Personalized workflow reviews, and quarterly check-ins to identify new opportunities as your business grows.

Real humans, always

Real humans, always

Chat with real automation experts (not bots). Email support 9am-5pm PST. Google Meet sessions for complex workflows.

Integrate Code with Mailgun today.

Enjoy a 7-day free trial. Get your first workflow in minutes.

Try MESA today →