Interview Roadmap FAANG
Google Interview Roadmap
3 rounds ยท Coding, System Design, Googleyness. Prep strategy, system design patterns, and the exact focus areas Google tests at each stage.
Interview Process
| # | Round | Duration | Focus Areas |
|---|---|---|---|
| 1 | Coding | 45 min | Algorithms, Data Structures |
| 2 | System Design | 45 min | Distributed Systems, Scale |
| 3 | Googleyness | 30 min | Collaboration, Ambiguity |
Top Interview Questions
Sorted by reported frequency
Design Google Search Autocomplete
90/100Scale: 10B queries/day, P99 latency < 100ms
Key Concepts to Master
Consistent Hashing Distributed Systems
A distributed hashing scheme that minimizes key remapping when nodes are added or removed.
Database Sharding Data Systems
Horizontal partitioning of a database across multiple machines to distribute load beyond a single server's capacity.
Message Queue System Design
Asynchronous communication buffer between services. Decouples producers from consumers and provides durability during traffic spikes.