React.js Roadmap for Beginners to Advanced DevelopersLast updated: Apr 3, 2026Author :Jitendra KumarWhat is React & Why Use ItJSX BasicsState & setStateFoundationsSetting up Environment (Node.js, npm, Vite/Create React App)Components & PropsRendering & ReconciliationFunctional vs Class ComponentsConditional RenderingForms & Controlled ComponentsCore ConceptsComponent Lifecycle (Class & Functional)Lists & KeysLifting State UpuseStateuseRefuseReducerHooksuseEffectuseContextCustom HooksHigher Order Components (HOCs)PortalsCode Splitting & Lazy LoadingAdvanced ReactRender PropsError BoundariesConcurrent Mode & SuspenseContext APIMobXZustandState ManagementRedux ToolkitRecoilServer State (React Query, SWR)React Router BasicsDynamic RoutingNext.js Routing (Pages, App Router)RoutingNested RoutesProtected RoutesCSS ModulesEmotionUI Libraries (Material UI, Chakra UI, Ant Design)Styling in ReactStyled ComponentsTailwind CSSUnit Testing with JestCypress for End-to-End TestingTesting React AppsReact Testing LibraryMocking APIs in TestsReact.memo & useMemoVirtualization (react-window, react-virtualized)Avoiding Re-rendersPerformance OptimizationuseCallbackProfiling React AppsNext.js for SSR & SSGReact Native for Mobile AppsVite & Modern Build ToolsReact EcosystemGatsby for Static SitesStorybook for UI ComponentsTodo AppE-commerce StoreDashboard with ChartsProjectsWeather App with APIBlog with AuthenticationSocial Media CloneReact Core Concepts Q&APerformance Optimization ScenariosSystem Design for React AppsInterview PreparationHooks & State Management QuestionsReact Router & Navigation QuestionsCase Studies (React at Facebook, Netflix, Airbnb)
