Orders in. Tracking out. Automatically.
Connect your Etsy, Shopify, and Amazon stores in minutes. Orders land in Lineup automatically. When you ship, tracking numbers push back to the marketplace before the seller even asks.
Key benefits
Etsy, Shopify & Amazon SP-API
Full OAuth connections to all three major marketplaces, plus polling fallback so you never miss an order even if a webhook is dropped.
Automatic order ingestion
New marketplace orders appear in your Lineup queue within seconds of being placed. No manual export/import, no CSV gymnastics.
Tracking push-back
When you buy a label, Lineup pushes the tracking number back to the marketplace automatically. p95 under 60 seconds. Marketplace seller scores stay healthy.
SKU variation mapping
Map marketplace listing variations to your internal product SKUs once. Lineup handles the translation on every subsequent order automatically.
Dealer-owned connections
On Growth and above, dealers can connect their own marketplace shops. Their orders flow through your warehouse under their account, with your fulfillment workflow.
Webhook deduplication
Every inbound webhook is signature-verified and deduplicated by external event ID. No duplicate orders from marketplace retries.
Who uses this
Multi-marketplace warehouse
Your warehouse fulfills for Etsy shops, Shopify brands, and Amazon FBM sellers simultaneously. Lineup gives you one consolidated order queue with source tagging so you always know where an order came from.
Dealer marketplace network
Your dealers each have their own Etsy or Shopify shops. With Lineup, each dealer connects their own store, and their orders flow directly into the warehouse queue — already tagged with the dealer's account.
Ready to bring order to your warehouse?
Start your 14-day free trial. No setup fees. Cancel any time.