Senior Frontend Interview Questions - Deep Dive

Senior Frontend Interview Questions - Deep Dive

A comprehensive interview guide based on 3 years of frontend experience.

Topics Covered

1. Vue.js Deep Dive

• Q1: Vue3 Reactivity System (Proxy vs Object.defineProperty)
• Q2: Composition API vs Options API

2. TypeScript

• Q3: type vs interface
• Q4: Generics Deep Dive

3. Performance Optimization

• Q5: Frontend Performance Strategies
• Q6: Virtual DOM & Diff Algorithm

4. Electron

• Q7: Architecture & Security

5. Low-Code Platforms

• Q8: Core Components Design

6. WebSocket

• Q9: WebSocket vs HTTP Long Polling

7. Web Security

• Q10: XSS & CSRF Prevention

8. Engineering

• Q11: Monorepo Pros & Cons

Full answers include code examples and real-world experience.

#Frontend #Vue3 #TypeScript #Interview