eCommerce infrastructure

eCommerce Scale-Up

Scaling a multi-vendor marketplace with better performance and conversion.

Client Overview

Industry: Marketplace | Region: EMEA | Size: 200+ vendors | Scope: 3 months

An online marketplace onboarding hundreds of vendors and facing performance and catalog management challenges.

The Challenge

Slow pages: High traffic caused slow response times
Catalog complexity: Inconsistent rules across categories
Checkout friction: Drop-offs during payment steps
Limited observability: Hard to pinpoint bottlenecks
Vendor onboarding: Manual setup slowed growth

Solution

We optimized the marketplace stack and vendor onboarding:

Performance tuning: Caching strategy and DB optimization
Catalog rules: Normalized attributes and pricing logic
Checkout flow: Simplified steps and payment routing
Monitoring: APM and dashboards for key flows
Vendor self-service: Onboarding wizards and templates

Execution: Incremental releases with A/B tests and monitoring.

Results

42%

Faster Page Loads

18%

Conversion Uplift

2x

Vendor Signups

35%

Cart Recovery

Technology Stack

OpenCart NGINX Redis MySQL Elastic APM Docker

Learnings & Best Practices

Performance budgets: Clear targets guided optimization
Experimentation: A/B tests informed UX changes
Vendor tooling: Self-service reduced support load
Monitoring: Real user metrics guided investments

Client quote: "The platform now feels fast and reliable, and vendors can onboard themselves in hours."

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