Company guides
🟧 Amazon — Frontend Interview Guide
Emphasis: Leadership Principles woven through every round + practical machine coding and DSA. Behavioral signal is scored as heavily as code.
Related: Company index · ROADMAP
The loop (typical)
| Round | Focus | Prep section |
|---|---|---|
| Online assessment | DSA + debugging | — |
| Coding 1–2 | DSA + a UI/JS component | 16-machine-coding · 03-javascript |
| Frontend/UI round | Build a component | 16-machine-coding |
| System design (SDE-2+) | "Design X" | 15-system-design |
| Bar Raiser | Leadership Principles | — |
What they emphasize
- Leadership Principles — prepare STAR stories for Ownership, Customer Obsession, Dive Deep, Deliver Results. Every interviewer probes these.
- Practical, working code — correctness and edge cases over cleverness.
- Fundamentals — solid JS/DOM; React is common but not always required.
- Scalability & customer impact in design discussions.
Frequently asked (community-sourced)
Machine coding / UI
- Build an accessible Modal → flagship
- Build a Data Grid / product table → flagship
- Build a Star Rating → flagship
- Build a Carousel → system design flagship
System design
- Design Amazon / e-commerce product listing → 15-system-design
- Design a Cart & Checkout → state pattern
- Design a Notification System → flagship
JavaScript
debounce/throttle, polyfills → flagship- Event delegation,
this→ 03-javascript
Prep plan (2 weeks)
- Write 6–8 STAR stories mapped to Leadership Principles.
- Drill DSA + JS utilities.
- Build 4 components clean, with edge cases + a11y.
- 2 mock system designs framed around customer impact.
🟢 Green flags · 🔴 Red flags
🟢 Do: tie technical decisions to customer impact · have crisp STAR stories for each Leadership Principle · handle edge cases · keep code readable and correct. 🔴 Avoid: vague/rehearsed behavioral answers · ignoring Leadership Principles · over-clever code · no metrics/outcomes in your stories.
📝 Sample interviewer prompts
- "Tell me about a time you took ownership of a hard problem end-to-end."
- "Build a product listing with sorting and filtering."
- "How do you guarantee correctness in a checkout form?"
Interviewed at Amazon? Add the questions you got (role + year) via a PR.