Se vc é dev frontend e não sabe isso aqui, desiste, a IA ja tomou seu emprego!!!! Hydration Partial hydration Islands architecture Streaming SSR Concurrent rendering Time slicing Reconciliation algorithm Fiber architecture Virtual DOM diffing complexity Structural sharing Immutable data patterns Referential equality Memoization pitfalls Stale closure problem Event loop (macro vs microtasks) Task starvation Layout thrashing Critical rendering path Render blocking resources Tree shaking internals Code splitting strategies Dynamic import chunking Module federation Shadow DOM Custom Elements lifecycle Web Components interoperability Web Workers vs Service Workers SharedArrayBuffer Transferable objects OffscreenCanvas WebAssembly integration Browser compositing layers Paint vs composite vs layout GPU acceleration in CSS CSS containment Subpixel rendering IntersectionObserver internals ResizeObserver loop limits MutationObserver cost IndexedDB Service Worker lifecycle traps Cache invalidation strategies Stale-while-revalidate ETag vs Cache-Control HTTP/3 and QUIC Priority hints Preload vs Prefetch vs Preconnect CORS preflight SameSite cookie modes CSRF vs XSS mitigation Content Security Policy (CSP) Trusted Types DOM clobbering Prototype pollution Race conditions in UI state Tearing in concurrent UI Scheduler priorities Render waterfalls Suspense boundaries Selective hydration Server components Edge rendering Micro-frontend orchestration Finite state modeling Event sourcing in frontend Optimistic UI rollback strategy Offline conflict resolution CRDT basics for collaboration WebRTC Backpressure in streams API AbortController Streaming fetch response handling Browser memory leak detection Detached DOM nodes Garbage collection timing PerformanceObserver API Long tasks API First Input Delay (FID) Interaction to Next Paint (INP) Cumulative Layout Shift (CLS) Largest Contentful Paint (LCP) Speculative prerendering Priority inversion in async code Deterministic rendering Idempotent UI actions Accessibility tree ARIA live regions internals Pointer events