Web Developer Interview Preparation - TODO List

Status: 📋 Study Plan | Priority: High | Estimated Time: 15-20 hours

🔐 Security Fundamentals

• [x] XSS (Cross-Site Scripting)

  • [x] Understand stored vs reflected vs DOM-based XSS
  • [x] Learn prevention techniques (input sanitization, CSP)
  • [x] Practice identifying XSS vulnerabilities

• [x] CSRF (Cross-Site Request Forgery)

  • [x] Understand how CSRF attacks work
  • [x] Learn CSRF token implementation
  • [x] Study SameSite cookie attributes

• [x] Content Security Policy (CSP)

  • [x] Learn CSP header configuration
  • [x] Understand nonce and hash-based policies
  • [x] Practice writing CSP rules

• [x] HTTPS/TLS Security

  • [x] Understand certificate validation process
  • [x] Learn about mixed content issues
  • [x] Study HSTS (HTTP Strict Transport Security)

• [ ] Authentication vs Authorization

  • [ ] Master JWT structure and validation
  • [ ] Understand OAuth 2.0 flow
  • [ ] Learn session management best practices

🌐 HTTP & Networking

• [ ] HTTP Methods Deep Dive

  • [ ] Master REST API design principles
  • [ ] Understand idempotency concepts
  • [ ] Learn proper status code usage

• [ ] HTTP Status Codes

  • [ ] Memorize common 2xx, 3xx, 4xx, 5xx codes
  • [ ] Understand when to use each status
  • [ ] Practice API error handling

• [ ] Caching Strategies

  • [ ] Learn Cache-Control directives
  • [ ] Understand ETags and conditional requests
  • [ ] Study service worker caching patterns

• [ ] CORS (Cross-Origin Resource Sharing)

  • [ ] Understand preflight request mechanism
  • [ ] Learn CORS header configuration
  • [ ] Practice debugging CORS issues

• [ ] WebSockets vs HTTP

  • [ ] Compare real-time communication methods
  • [ ] Understand WebSocket lifecycle
  • [ ] Learn when to use each approach

🎨 CSS & Layout

• [ ] CSS Grid vs Flexbox

  • [ ] Master when to use Grid vs Flexbox
  • [ ] Practice complex layout implementations
  • [ ] Understand browser support differences

• [ ] CSS Specificity

  • [ ] Learn specificity calculation rules
  • [ ] Understand cascade and inheritance
  • [ ] Practice debugging specificity conflicts

• [ ] Responsive Design

  • [ ] Master mobile-first approach
  • [ ] Learn advanced media query techniques
  • [ ] Understand viewport meta tag

• [ ] CSS-in-JS vs Traditional CSS

  • [ ] Compare styled-components, emotion, CSS modules
  • [ ] Understand performance implications
  • [ ] Learn pros/cons of each approach

• [ ] Critical CSS

  • [ ] Learn above-the-fold optimization
  • [ ] Understand CSS delivery strategies
  • [ ] Practice critical path optimization

🏗️ Browser APIs & Modern Web

• [ ] Storage APIs

  • [ ] Compare localStorage vs sessionStorage vs cookies
  • [ ] Understand storage limitations and security
  • [ ] Learn IndexedDB for complex data

• [ ] Service Workers

  • [ ] Master offline functionality implementation
  • [ ] Learn caching strategies
  • [ ] Understand service worker lifecycle

• [ ] Web Workers

  • [ ] Learn background processing techniques
  • [ ] Understand main thread vs worker communication
  • [ ] Practice CPU-intensive task optimization

• [ ] Intersection Observer

  • [ ] Implement lazy loading patterns
  • [ ] Learn infinite scroll techniques
  • [ ] Understand performance benefits

• [ ] Fetch API vs XMLHttpRequest

  • [ ] Master modern async/await patterns
  • [ ] Learn request/response handling
  • [ ] Understand error handling differences

🔧 Development Tools & Practices

• [ ] Version Control (Git)

  • [ ] Master branching strategies (Git Flow, GitHub Flow)
  • [ ] Understand merge vs rebase
  • [ ] Learn conflict resolution techniques

• [ ] Build Tools

  • [ ] Understand Webpack configuration
  • [ ] Learn Vite advantages over Webpack
  • [ ] Master bundling optimization techniques

• [ ] Testing Strategies

  • [ ] Learn unit testing with Jest/Vitest
  • [ ] Understand integration testing approaches
  • [ ] Practice e2e testing with Playwright/Cypress

• [ ] Code Quality

  • [ ] Master ESLint configuration
  • [ ] Learn Prettier integration
  • [ ] Understand TypeScript benefits and setup

• [ ] CI/CD Basics

  • [ ] Learn GitHub Actions workflow
  • [ ] Understand automated testing pipelines
  • [ ] Practice deployment strategies

📊 Data Management

• [ ] REST vs GraphQL

  • [ ] Compare API design patterns
  • [ ] Understand query optimization
  • [ ] Learn when to use each approach

• [ ] State Management

  • [ ] Master Redux Toolkit patterns
  • [ ] Learn Zustand for simple state
  • [ ] Understand React Context limitations

• [ ] Data Fetching

  • [ ] Learn SWR/React Query patterns
  • [ ] Understand caching strategies
  • [ ] Master error and loading states

• [ ] Database Basics

  • [ ] Understand SQL vs NoSQL differences
  • [ ] Learn indexing concepts
  • [ ] Practice query optimization

🚀 Advanced Topics

• [ ] Micro-frontends

  • [ ] Understand architecture patterns
  • [ ] Learn module federation
  • [ ] Study team scalability benefits

• [ ] Server-Side Rendering (SSR)

  • [ ] Master Next.js fundamentals
  • [ ] Understand SEO benefits
  • [ ] Learn hydration concepts

• [ ] Progressive Web Apps (PWA)

  • [ ] Learn app manifest configuration
  • [ ] Understand service worker integration
  • [ ] Practice offline-first design

• [ ] Accessibility (a11y)

  • [ ] Learn WCAG 2.1 guidelines
  • [ ] Understand screen reader compatibility
  • [ ] Practice keyboard navigation

• [ ] Browser DevTools

  • [ ] Master performance profiling
  • [ ] Learn memory leak debugging
  • [ ] Understand network analysis

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📅 Study Schedule Recommendation

Week 1: Security & HTTP Fundamentals

• Days 1-2: Security (XSS, CSRF, CSP)
• Days 3-4: HTTP & Networking
• Days 5-7: Practice and review

Week 2: CSS & Browser APIs

• Days 1-2: CSS & Layout
• Days 3-4: Browser APIs
• Days 5-7: Hands-on projects

Week 3: Development Tools & Data

• Days 1-2: Development Tools
• Days 3-4: Data Management
• Days 5-7: Integration practice

Week 4: Advanced Topics & Review

• Days 1-3: Advanced Topics
• Days 4-7: Mock interviews and review

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🎯 Priority Levels

🔴 High Priority (Must Know):

• Security Fundamentals
• HTTP & Networking
• CSS Grid/Flexbox
• Git & Testing

🟡 Medium Priority (Should Know):

• Browser APIs
• Build Tools
• State Management
• Performance

🟢 Low Priority (Nice to Know):

• Micro-frontends
• Advanced PWA features
• Complex DevTools usage

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✅ Completion Tracking

Progress: 0/50 topics completed

Last Updated: [Date]

Notes:

• Focus on understanding concepts, not just memorizing
• Practice with real projects when possible
• Review existing knowledge files regularly
• Schedule mock interviews to test knowledge