8 min read
5 Vercel Edge Config Patterns I Use For Shopify A/B Tests
Edge Config reads in ~15ms at the edge, no cold start, no extra request to Shopify
The Lab · Written in the open · Tagged Edge
Lab.
Working notes from the studio. The tools I build, the workflows I keep, the mistakes I paid for.
3 entries · latest 2026-05-18
Latest entry
Wiring Magnific Images Into a Vercel Edge Config A/B Test
Generated 3 hero variants in Magnific in under 4 minutes for the same prompt seed Stored variant metadata in Vercel Edge Config, sub-10ms reads from middleware Routed traffic 33/33/34 via cookie hash + geo, no client flash, no extra requests...
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11 min read
5 Cloudflare Workers Patterns I Use for Shopify Edge Logic
5 production Cloudflare Workers patterns for Shopify backends: A/B testing, geo banners, signed customer URLs, AI personalization, webhook…