Katkat

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Abnormal Security interview questions

2 practice questions in the style of Abnormal Security's interviews, covering Coding & Algorithms, System Design.

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0 easy1 medium1 hard

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Abnormal Security interview questions by the numbers

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Katkat has 2 Abnormal Security interview questions. The largest topics are Coding & Algorithms (50%) and System Design (50%). By difficulty: 50% medium and 50% hard. The most common round is Technical Screen (100%).

Topics

Difficulty

  • Medium50% · 1
  • Hard50% · 1

Interview rounds

  • Technical Screen100% · 2

Roles

  • Software Engineer100% · 2

Showing 1–2 of 2 results

  • Design a duplicate-file removal algorithmMedium

    Design a duplicate-file removal algorithm evaluates algorithm design, data structures, correctness, complexity, edge cases, and implementation details in a realistic interview setting. A strong answer states assumptions, handles edge cases, explains trade-offs, and shows how to validate the result clearly.

    Abnormal SecuritySoftware EngineerCoding & AlgorithmsTechnical Screen
  • Design a scalable photo deduplication serviceHard

    Design a scalable photo deduplication service evaluates requirements, scale assumptions, API/data design, architecture, trade-offs, failure modes, and rollout in a realistic interview setting. A strong answer states assumptions, handles edge cases, explains trade-offs, and shows how to validate the result clearly.

    Abnormal SecuritySoftware EngineerSystem DesignTechnical Screen

Abnormal Security interview experiences

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  • Abnormal Security Software Engineer interview: AI-assisted work in a large codebaseAbnormal Security · Software Engineer · HR Screen · Jul 2026

    After a recruiter call, I met the hiring manager. They explained the company and likely day-to-day work, then asked about my background, why I was changing roles, and how I used AI in everyday work. About a week later, I had an AI-assisted technical screen. I received a large codebase and a feature requirement, and was expected to understand the existing structure with AI help, implement the feat…

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