Allen Digital Interview Experience | SDE-2 | Cleared 3 Rounds & Ghosted
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Round 1: Machine Coding (Verdict: Strong Hire)

Focus: Object-oriented design, functional working code, extensibility, and SOLID principles under time constraints.

Topics: Rate Limiter
Outcome: Cleared with Strong Hire.

Round 2: DS / Problem Solving (Verdict: Strong Hire)

Focus: Core data structures, algorithmic complexity, and edge-case handling.

Topics: Q1. word ladder; Q2. Rotten oranges

Outcome: Cleared with Strong Hire.

Round 3: System Design — 70% LLD / 30% HLD (Verdict: Hire)

Focus: Heavy focus on Low-Level Design (class diagrams, design patterns, DB schema) paired with high-level architecture concepts (caching, scalability, API design).

Outcome: Cleared with Hire.

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