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DL-041 · Case study

Walmart Marketplace API consulting for US expansion

A Japanese home goods brand preparing to enter Walmart Marketplace needed an integration strategy for its American operations.

Client
Name withheld
Location
Japan
Industry
Home goods and cross-border eCommerce
Capabilities
01Audit
01

Challenge

  • The brand's internal tools were designed exclusively for Amazon.
  • Walmart introduced different catalogue, fulfilment and order lifecycle requirements.
02

Environment

  • Existing Amazon SP-API integration and proprietary inventory software.
  • Planned Walmart US marketplace operations supported by an American 3PL.
03

Intervention

  • Reviewed Walmart Marketplace API capabilities and partner onboarding requirements.
  • Mapped catalogue attributes, inventory synchronization, cancellations and returns.
  • Assessed reuse of existing Amazon infrastructure and defined API failure-handling requirements.
04

Outcome

  • A technical expansion blueprint with clearly scoped integration work.
  • Reduced uncertainty around which components could be reused and which required development.
Shared internal commerce services branching into separate Amazon and Walmart adapters.AMAZON SP-APIExistingCOMMERCE COREShared servicesWALMART ADAPTERMarketplace APIUS 3PLFulfilmentINVENTORYInternal tool
  1. 01AMAZON SP-APIExistingCOMMERCE COREShared services
  2. 02COMMERCE COREShared servicesWALMART ADAPTERMarketplace API
  3. 03WALMART ADAPTERMarketplace APIUS 3PLFulfilment
  4. 04US 3PLFulfilmentINVENTORYInternal tool
Fig. 01US marketplace expansionShared internal commerce services branching into separate Amazon and Walmart adapters.Scale NTS

Stack and services.

Stack01

  • Amazon SP-API

Services used02

Tell us what has to work.

A senior engineer reads every brief. Describe the system, what it runs on today and what happens when it fails.

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