Ecommerce API Integration

Ecommerce API Integration

Ecommerce API integration is how catalogs, carts, orders, and partners stay in sync. Spygar designs commerce API contracts and connectors so Shopify, Magento, WooCommerce, headless frontends, ERP, and PIM systems talk without silent failures.

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Overview

Ecommerce API Integration

We build and harden ecommerce APIs and third-party integrations—auth, idempotency, webhooks, and reconciliation. For broader ERP/PIM/marketplace work see ecommerce integration; for Akeneo-specific sync see Akeneo ecommerce integration; for general API company work see API development.

  • Reliable channel and ops sync
  • Fewer silent API failures
  • Versioned commerce contracts
  • Faster partner onboarding
Ecommerce API Integration
Capabilities

What we deliver

Practical ecommerce capabilities scoped to this engagement—catalog, checkout, integrations, and ops.

Commerce APIs

Storefront, Admin, and custom cart/order APIs.

ERP / OMS sync

Orders, stock, and pricing with idempotent upserts.

PIM feeds

Product APIs and completeness-gated publishes.

Payments

Gateway webhooks and failure handling.

Marketplaces

Listing and inventory API bridges.

Monitoring

SKU-level errors and dead-letter review.

Use cases

Where this fits

Common engagements we run for brands building or scaling ecommerce.

  • Headless storefronts on commerce APIs
  • ERP order and inventory sync
  • PIM → channel product APIs
  • Payment and shipping webhooks
  • Marketplace product/inventory APIs

Tech we commonly use

REST / GraphQL Shopify / Magento / Woo APIs Queues OAuth2 OpenAPI Webhooks
Process

How we work

A clear path from discovery to launch—without surprise scope mid-build.

01

Map systems

Sources of truth for product, price, stock, orders.

02

Contract

Payloads, auth, and SLAs.

03

Build

Connectors with retries and gates.

04

Operate

Dashboards and runbooks.

FAQ

Questions we hear often

Straight answers to help you evaluate Spygar for this ecommerce engagement.

This page focuses on API-led commerce sync (the Phase-1 keyword). Ecommerce integration is the broader hub covering ERP/PIM/marketplace patterns together.

Yes—see our API development company page for the wider offering.
Guides

Supporting ecommerce blogs

Deep-dive articles that support this page—use them for stakeholder alignment and technical planning.

Ecommerce API Integration: Contracts, Auth & Sync Patterns That Scale
Ecommerce · 12 min

Ecommerce API Integration: Contracts, Auth & Sync Patterns That Scale

APIs glue modern ecommerce. Here is how Spygar designs contracts, auth, webhooks, and sync so integrations survive traff...

Read guide
Ecommerce ERP Integration: Orders, Inventory & Pricing Without Dual Entry
Ecommerce · 11 min

Ecommerce ERP Integration: Orders, Inventory & Pricing Without Dual Entry

If orders are re-keyed into ERP, ecommerce is a brochure. Here is how Spygar designs order, inventory, and pricing sync...

Read guide
Ecommerce PIM Integration: Why Storefronts Need a Product System of Record
Ecommerce · 11 min

Ecommerce PIM Integration: Why Storefronts Need a Product System of Record

Ecommerce without PIM turns every channel into a spreadsheet. Here is how Spygar designs PIM as product truth with gated...

Read guide
What Is Headless Commerce? When It Helps (and When It Hurts)
Ecommerce · 9 min

What Is Headless Commerce? When It Helps (and When It Hurts)

Headless commerce separates experience from engine. Here is what that means in practice—and when Spygar recommends it ve...

Read guide

Need ecommerce API integration?

List your commerce engine and systems to connect—we will propose API contracts and an MVP sync path.

Plan ecommerce APIs Ecommerce blog guides