Engineering Guides
In-depth technical guides on frontend architecture, UX patterns, and accessible implementation. Research-backed, production-tested.
Featured Articles
Designing Freemium Upsell Flows That Convert: Upgrade Modals, Feature Gates, and Checkout Integration
A complete guide to building the upgrade workflow for freemium SaaS products. Covers upgrade modal design, feature gating patterns, pricing display, trust signals, dismiss behaviour, Stripe Checkout integration, and React component architecture. Research from Appcues, NNGroup, Stripe, and top SaaS products.
Choosing the Right Icon for Premium Features: A Research-Backed Guide to Locks, Crowns, Sparkles, and Arrows
Deep analysis of the four psychological frames behind premium feature icons — restriction, status, enhancement, and growth. Research from NNGroup, The Audiencers, and major SaaS products. Includes WCAG accessibility requirements and implementation specifications.
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Firebase App Hosting + NextAuth.js: The Google OAuth Configuration That Silently Breaks
A field guide to the subtle configuration mismatches between Firebase App Hosting, GCP Secret Manager, and NextAuth.js that cause Google OAuth to silently fail. Includes the apphosting.yaml availability flag rules nobody documents.
Google's Best Kept Secret: Cloud Identity Free - How to Get a GCP Organization Without Paying for Workspace
Step-by-step guide to setting up Google Cloud Identity Free Edition for GCP Organization features, centralized IAM, project hierarchy, and domain-based identity -- all without a Google Workspace subscription.
Designing Authentication Pages That Convert: A Research-Backed Guide to Login, Register, and Verify UX
Comprehensive guide to designing high-converting authentication pages. Covers unified vs separate flows, magic link UX, OAuth placement, error handling, accessibility, and conversion optimization with data from Baymard, NNGroup, and major design systems.
The Complete Guide to Multi-Step Form Design: Research, Accessibility, and Implementation
A research-backed guide to designing and building multi-step forms that convert. Covers UX best practices, WCAG accessibility, validation patterns, and React implementation with react-hook-form and Zod.
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