Most Shopify stores hit a wall between $30-100k/mo. Not because of traffic — because their backend can't keep up.

Here are the 5 biggest bottlenecks I see auditing stores:

1. Manual inventory sync across channels

Selling on Shopify + Amazon + wholesale and updating inventory by hand? You're bleeding money on oversells and stockouts. Automate multi-channel inventory with webhook-driven sync.

2. Fulfillment routing that doesn't scale

Three warehouses + a 3PL + dropship suppliers? You need rules-based order routing that considers location, stock levels, and shipping cost — not a VA doing it manually.

3. No automated order tagging

Without proper tagging (fraud flags, priority tiers, fulfillment method), your team wastes hours triaging. Set up Flow automations or custom scripts that tag on creation.

4. Broken webhook pipelines

Half the "automations" I audit are duct tape — Zapier chains that break silently, apps that lose webhook subscriptions. Build proper retry logic and monitoring.

5. No staging environment

Making backend changes directly in production is how you ship bugs to customers.

I build backend automation systems for Shopify stores. If any of these hit home, check out FlowStack.