1. 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.

  2. 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.

  3. 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.

  4. 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.

  5. 5

    Practice by company & mock interview

    In the final stretch, drill questions tagged to your target company and simulate the real thing — timed, out loud, no peeking. Filter the library by company to focus your reps.

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