Layers Blog

Shopify’s Product Network tracking script is a clean example of reducing storefront analytics work before it starts. Here is what it does, and what we fixed after reading it.

Shopify Plus-native search and merchandising platform secures investment to expand engineering team and scale go-to-market.

Six mechanically distinct causes of zero-result rate on Shopify Plus, with a five-query audit you can run on your store today. By the Layers team.

Most Shopify tracking scripts send additional cart requests to determine cart contents. Ours does not. This article explains our approach and why common alternatives are less effective.

Search is easy to ship, but hard to know when you’ve broken it.

Every time a user dragged a product item to a new position in our Layers dashboard, we were re-sorting and renumbering the entire list. For a list of 100 items, that meant touching all 100 records on every single...

Customer clicks a variant. React re-renders the whole product card. The image. The reviews. The breadcrumbs. All of it—just to update a price. Your cart drawer re-renders 47 components to change one number from 9 to 10.

PlanetScale Postgres offers a managed, branch-native database layer for your Postgres nodes. This enables branch-based deployments, global replication, and connection multiplexing. However, it introduces failure...

On February 27, we had a rough afternoon. Multiple waves of automated traffic hit our platform while several merchants were already in busy windows. We’d been mitigating it since mid-morning, but at 1:51 PM, the...

Vector search in PostgreSQL has come a long way, and pgvector makes it simple: insert embeddings, create an HNSW index, and run ANN queries. At least for a while.

Collection pages guide how shoppers move through a store, yet most brands leave their sort order untouched.

In 2025, e-commerce personalization has become essential for staying competitive. AI-powered personalization uses machine learning and real-time data to offer each customer tailored product recommendations, content, and experiences. As shoppers expect more relevant and personalized interactions, businesses are investing in advanced platforms that can quickly process large amounts of data and adjust experiences on the fly. This review looks at the top e-commerce personalization platforms for 2025 to help you find the right fit for boosting conversions, building customer loyalty, and growing your personalization strategy.