Real-world breakdowns of problems I've solved on production systems — performance, architecture, state management and the patterns that survive contact with real teams.
A real-world breakdown of every optimization applied to a high-traffic UK telecom e-commerce frontend — from route-level code splitting to font strategy and third-party script deferral.
How we unified three diverging frontends — B2B portal, B2C storefront, and admin dashboard — into a single design system with shared types, tokens and components using Turborepo.
How to eliminate stale-cache bugs and duplicated fetch logic with typed query keys, invalidation maps and optimistic update patterns — the data layer conventions I've used across production healthcare and fintech applications.