React.js & TypeScript Frontend Online Training

header, nav, main, section, article, aside, footer, ARIA attributes, semantic form validation, and screen reader compatibility.

Content, padding, border, margin, box-sizing: border-box, CSS custom properties (variables), and specificity calculations.

Flex container properties (flex-direction, justify-content, align-items, flex-wrap) and flex item properties (flex-grow, flex-shrink, flex-basis).

Grid template columns/rows, grid-gap, fr units, repeat(), minmax(), grid areas, media queries, and mobile-first design patterns.

Tailwind utility classes, dark mode implementation, responsive modifiers (sm/md/lg/xl), and component extraction.

Building a production-ready, dark-mode compatible responsive analytics dashboard layout using Tailwind CSS.

Variable scoping (var, let, const), arrow functions, template literals, destructuring, spread/rest operators, and ES modules.

querySelector, getElementById, modifying DOM elements, classList, event listeners, event bubbling/capturing, and event delegation.

Call stack, web APIs, task queue, microtask queue, event loop mechanics, callbacks, and callback hell.

Promise states (pending, fulfilled, rejected), .then()/.catch(), Promise.all, async/await syntax, Fetch API requests, headers, and JSON parsing.

Building an interactive client-side application fetching, searching, and filtering real-time data from an external REST API.

Why TypeScript for enterprise apps, tsc compiler, tsconfig.json configuration, strict mode, and Vite bundling setup.

number, string, boolean, null, undefined, void, never, unknown, any, typed arrays, and readonly tuples.

Interface declaration, optional properties, readonly fields, extending interfaces, type aliases, union types, and intersection types.

Generic functions, generic interfaces, type guards (typeof, instanceof), Partial, Required, Readonly, Record, Pick, and Omit.

Constructing a strongly-typed REST client with generic request methods and automated error response discrimination.

JSX/TSX syntax, functional components, props, conditional rendering, list rendering with keys, and Virtual DOM reconciliation.

useState hook, state immutability, updater functions, complex state transitions with useReducer, and lifting state up.

useEffect hook, dependency arrays, cleanup functions, data fetching, race condition prevention, and strict mode execution.

Preventing unnecessary re-renders, React.memo, useMemo for expensive calculations, and useCallback for stable function references.

Building reusable custom hooks (useFetch, useDebounce, useLocalStorage), useActionState, useOptimistic, and Server Components concept.

Developing a modular, responsive task management UI with custom hooks, local persistence, and optimistic state updates.

BrowserRouter, Routes, Route, Link, NavLink, useNavigate, useParams, useSearchParams, nested routes, and protected route guards.

configureStore, createSlice, reducers, actions, useSelector, useDispatch, and createAsyncThunk for API integration.

Zustand store creation, selectors, middleware (persist, devtools), and comparison with Redux Toolkit.

React Hook Form, uncontrolled inputs, performance benefits, Zod schema validation, and error messaging.

Building an authenticated checkout flow with global cart state, multi-step route protection, and Zod form validation.

Client-server integration patterns, CORS setup in Spring Boot (@CrossOrigin & WebMvcConfigurer), Axios HTTP client interceptors, attaching Bearer tokens, and token refresh workflows.

Multipart file upload handling (PDF, images), client-side file preview, server-side pagination sync with React UI tables, debounce search inputs, and dynamic multi-select filtering.

Build a complete Job Portal with candidate registration, resume upload, job search, application tracking, recruiter job posting, and admin dashboard.

Build accessible dark/light theme components, typed data tables, modal drawers, and validated forms.

Integrate paginated filtering, debounced search, protected routes, and chart visualizations with zero layout shift.

Audit Core Web Vitals, run component tests, deploy live preview, and complete the React/TS AI Viva.