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1
Build your DSA foundation
Start with the core data structures — arrays, strings, hash maps, stacks, queues, linked lists and trees. Watch the worked solutions, then re-solve each problem yourself before moving on.
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2
Master the core patterns
Most interview questions are variations of a few patterns: two pointers, sliding window, binary search, BFS/DFS, backtracking, dynamic programming and graphs. Group your practice by pattern so new problems feel familiar.
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3
Learn System Design
For mid and senior roles, system design is decisive. Learn how to scope requirements, estimate capacity, and reason about scaling, caching, databases and trade-offs. Practice explaining your design out loud.
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4
Prepare your Behavioral stories
FAANG companies weigh behavioral rounds heavily. Prepare 6–8 STAR-format stories (Situation, Task, Action, Result) covering leadership, conflict, failure and impact. Tie them to each company's values.
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Ready to begin?
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