Lavana: A D2C Beauty Storefront Design Study
A concept design study exploring D2C beauty storefront design — brand system, PDP, checkout, and the trade-offs we made. Not a deployed clie…
Concept study
Etherlabz Journal 32 entries · 06 Aug 2026
Blog
Field notes on design and engineering: brand, product, SaaS, ecom, and the work in between.
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Edge Functions for Ecommerce: What They’re Good At, What They Break, and Where the Boundary Should Sit
Edge functions are precise tools, not free upgrades. Here’s what they’re actually good at for ecommerce — A/B tests, geo routing, auth, imag…
Engineering note -
The Lightweight Storefront: Building Small Ecommerce on Astro + Turso (or D1) Without the Backend Bloat
If you’re shipping a sub-2,000 SKU store, a Postgres cluster and a headless CMS is over-engineered. Astro plus an edge SQL service like Turs…
Engineering note -
Personalization in Next.js Without the Creep Factor: A Practitioner’s Guide to First-Party Data
Personalization that converts and personalization that creeps people out are different problems. Here’s how to build the first without slidi…
Engineering note -
WooCommerce HPOS Migration: A Practitioner’s Guide for Serious Stores
What HPOS actually changes, why custom code that uses get_post_meta() breaks, and the WP-CLI migration playbook for serious WooCommerce stor…
Engineering note -
AI SaaS Development in 2026: A Practitioner’s Guide
What actually matters when building an AI SaaS in 2026 — architecture, cost management, evaluation, and the discipline around model provider…
Engineering note -
The Architect’s Guide to AI Product Mockups: Scaling Fidelity, Consistency, and ROI in 2026
AI product mockups can drop per-image cost from studio rates to under a dollar — but only if you fix hex-code drift, geometry collapse, and…
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Website Speed Optimization: How Sub-1-Second Load Times Drive Startup Growth
Sub-1-second pages are achievable in 2026 — but only if you fix the architecture before optimizing micro-tweaks. Here’s the actual playbook.
Engineering note -
Multi-Layer Caching for Ecommerce: The Five Layers, What to Cache at Each, and How to Invalidate Without Breaking the Funnel
Ecommerce caching is harder than blog caching because stale prices and stale stock cost real money. Here’s how to set up the five layers — b…
Engineering note