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life

China-origin ecommerce fulfillment from FulfillNexa by SBT — three China warehouses (Shenzhen · Suzhou · Dongguan, 24,000 m²) serving US, Canada and Europe destinations. fulfilnexa.com

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Retrying a label API that already charged you
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Retrying a label API that already charged you

#api #architecture #backend #softwareengineering
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4 min read
A per-order margin ledger: reconciling what you quoted against what the carrier billed
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A per-order margin ledger: reconciling what you quoted against what the carrier billed

#backend #database #sql
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4 min read
One stock pool, four sales channels: a reservation ledger instead of a computed available
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One stock pool, four sales channels: a reservation ledger instead of a computed available

#architecture #backend #software #systemdesign
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4 min read
A shipping exception queue that ages, deduplicates and can be claimed
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A shipping exception queue that ages, deduplicates and can be claimed

#architecture #backend #softwaredevelopment #systemdesign
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4 min read
Carrier webhooks arrive twice, out of order, and sometimes never
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Carrier webhooks arrive twice, out of order, and sometimes never

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3 min read
Chargeable weight is a configuration value, not a physics constant
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Chargeable weight is a configuration value, not a physics constant

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3 min read
Validate the address before you print the label, not after the parcel bounces
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Validate the address before you print the label, not after the parcel bounces

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3 min read
Picking a shipping lane is a constraint problem, not a price sort
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Picking a shipping lane is a constraint problem, not a price sort

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1 min read
A parcel tracking state machine that stops lying to your customers
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A parcel tracking state machine that stops lying to your customers

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1 min read
Handling Amazon SP-API fulfillment events without double-processing
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Handling Amazon SP-API fulfillment events without double-processing

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1 min read
Reconciling inbound cartons against a SKU list, in code
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Reconciling inbound cartons against a SKU list, in code

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1 min read
Routing an order to the right warehouse with a scoring function
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Routing an order to the right warehouse with a scoring function

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1 min read
Pushing Shopify orders into a warehouse queue with webhooks
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Pushing Shopify orders into a warehouse queue with webhooks

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1 min read
Chargeable weight: the pricing bug that is not a bug
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Chargeable weight: the pricing bug that is not a bug

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1 min read
Returns for China-Origin One-Piece Dropshipping: Design the Reverse Lane Before the First Sale
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Returns for China-Origin One-Piece Dropshipping: Design the Reverse Lane Before the First Sale

#ecommerce #logistics #fulfillment #operations
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3 min read
China-Direct One-Piece Fulfillment vs Holding Inventory Abroad: A Decision Model, Not a Religion
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China-Direct One-Piece Fulfillment vs Holding Inventory Abroad: A Decision Model, Not a Religion

#ecommerce #logistics #fulfillment #strategy
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3 min read
From a Chinese Warehouse Shelf to an Overseas Doorstep: The Real Path of a One-Piece Dropshipping Order
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From a Chinese Warehouse Shelf to an Overseas Doorstep: The Real Path of a One-Piece Dropshipping Order

#ecommerce #logistics #fulfillment #beginners
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3 min read
Idempotent Order Intake: Handling Duplicate Webhooks Across Shopify, Amazon FBM and TikTok Shop
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Idempotent Order Intake: Handling Duplicate Webhooks Across Shopify, Amazon FBM and TikTok Shop

#webhook #ecommerce #api #reliability
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3 min read
Connecting Shopify, Amazon FBM, TikTok Shop and eBay to One China Fulfillment WMS
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Connecting Shopify, Amazon FBM, TikTok Shop and eBay to One China Fulfillment WMS

#ecommerce #api #fulfillment #inventory
Comments
3 min read
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