React & Frontend Interview Prep Bundle with The Mern Guy

84 original topics covering CSS, browser internals, and React — from fundamentals to Fiber internals. Includes 14 real machine coding challenges (custom hooks, debounce, lazy loading & more) plus bonus Quick Recall cards for fast pre-interview revision. Every topic has a clear explanation, real code example, and an Interviewer Tip. Written by a Senior MERN Developer, 8+ years on enterprise projects. Instant PDF download, lifetime access.