Marketplace Architecture Playbook
Build a marketplace that scales.
A 50+ page guide to multi-sided marketplace architecture: offer machines, content moderation, search ranking, seller scoring, and trust systems. From real marketplaces serving millions.
Inside the guide
What You'll Learn
Offer State Machine
11-state offer lifecycle from draft to sold. Handles moderation, pricing, visibility.
Search Ranking
L1/L2/L3 cascade ranking: recall → scoring → personalization.
Trust & Moderation
Seller scoring, fraud detection (8 production rules), content moderation pipeline.
Pricing Engine
Rule-based pricing with elasticity, surge, and promotional strategies.
Table of Contents
Who This Is For
Written by engineers, for engineers
Senior Engineer
Building production systems and tired of re-inventing the wheel on every project.
Software Architect
Needs battle-tested patterns to back architectural decisions with evidence.
Startup CTO
Must ship fast without accumulating technical debt that kills you later.
The Problem
Generic "build a marketplace" tutorials skip the hard problems
Trust & moderation systems are undocumented in the open
Multi-layer search ranking requires real production experience
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One-time payment. Instant PDF download.
Personal License
- 50+ page PDF
- Architecture diagrams
- Code examples
- Lifetime updates
Frequently Asked Questions
What type of marketplace?
Patterns apply to any multi-sided marketplace: services, products, rentals, classifieds.