Facebook Marketplace API Integration
Programmatic listing upload system for Facebook Marketplace using Partner APIs with async processing, validation gates, and compliance controls for reliable, scalable inventory distribution.
Async Processing
Queue-based workflow with retries
Compliance Gates
Pre-publish validation & policy checks
Reliable Publishing
Idempotency & error recovery
Feature Overview
Core capabilities and future enhancements for Facebook Marketplace integration
Reality Check: Partner Approval Required
Facebook does not provide a public Marketplace API for consumer listings. Programmatic upload requires approval through Meta's Marketplace Partnerships Program or use of Commerce/Catalog APIs for shop inventory distribution.
Must-Have (MVP)
- Partner Mode with Meta Marketplace Partnership Program APIs
- Seller management with approval status tracking
- Listing creation with Item API integration
- Async queue-based publishing workflow
- Validation gates (category, price, images, location)
- Retry logic with exponential backoff
- Webhook handling for status updates
- Token vault for secure credential storage
Nice-to-Have (Later)
- Catalog/Commerce Mode for shop inventory
- Bulk listing import & batch operations
- Advanced analytics dashboard
- Multi-seller management
- Custom template library
- A/B testing for listings
- Performance benchmarking
- Marketplace insights integration
System Architecture
Modular components for reliable, scalable Marketplace integration
Backend API
- •Listing service (CRUD)
- •Media service (image processing)
- •Meta integration service
- •Token vault
Storage Layer
- •Listings & sellers (PostgreSQL)
- •Publish attempts & audit logs
- •Object store for images
- •CDN distribution
Async Processing
- •Queue-based publishing
- •Worker pool for operations
- •Exponential backoff retries
- •Dead-letter queue
Security & Compliance
- •Encrypted token vault
- •Pre-publish validation gates
- •Policy compliance checks
- •Audit trail logging
Data Model
- •Seller (with approval status)
- •Listing (draft → active)
- •PublishAttempt (retry tracking)
- •Media assets
Observability
- •Structured logs with trace IDs
- •Metrics (success rate, latency)
- •Circuit breaker patterns
- •Alerting on failures
Publishing Flow
End-to-end workflow from draft creation to live Marketplace listing
User Creates Draft
Admin UI creates listing draft with images and metadata
Backend Validation
Pre-publish validation gates check compliance and completeness
Queue Publishing
Listing enqueued for async processing with retry strategy
Worker Publishes
Worker calls Meta Partner Item API to create/update listing
Webhook Updates
Meta sends webhooks for status changes (approved/rejected)
Error Handling
Retry failed operations with exponential backoff or move to DLQ
Security & Compliance
Enterprise-grade security controls and compliance safeguards
Token Vault
- ✓Encrypted at rest with KMS
- ✓Least privilege access control
- ✓Automatic token rotation
- ✓Separate tokens per environment
Policy Compliance
- ✓Pre-publish validation gates
- ✓Category & content restrictions
- ✓Disallowed items blocklist
- ✓Business rule enforcement
Audit Trail
- ✓All operations logged
- ✓Payload snapshots stored
- ✓Trace IDs for debugging
- ✓Retention policy enforced
PII Handling
- ✓Minimize data collection
- ✓Encrypt sensitive fields
- ✓GDPR compliance ready
- ✓Data deletion workflows
Reliability Design
Key Benefits
Production-ready patterns for reliable Marketplace integration
Scalable Publishing
Async queue-based processing handles high volumes without blocking
Compliance First
Pre-publish validation gates ensure policy adherence before submission
Full Observability
Metrics, logs, and alerts provide complete visibility into operations
Automated Retries
Exponential backoff with DLQ ensures reliable delivery under failures
Idempotent Operations
Duplicate prevention guarantees exactly-once semantics for listings
Webhook Integration
Real-time status updates from Meta keep listings synchronized
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