Katkat

Company

Character.AI interview questions

2 practice questions in the style of Character.AI's interviews, covering Coding & Algorithms, Data Manipulation (SQL/Python).

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Character.AI interview questions by the numbers

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Katkat has 2 Character.AI interview questions. The largest topics are Coding & Algorithms (50%) and Data Manipulation (SQL/Python) (50%). By difficulty: 100% medium. The most common round is Technical Screen (100%). Frequent concepts include Hash Map, Sliding Window, String Manipulation and Two Pointers.

Topics

Difficulty

  • Medium100% · 2

Interview rounds

  • Technical Screen100% · 2

Roles

  • Data Scientist50% · 1
  • Software Engineer50% · 1

Frequent concepts

  • Hash Map50% · 1
  • Sliding Window50% · 1
  • String Manipulation50% · 1
  • Two Pointers50% · 1

Showing 1–2 of 2 results

  • Find Shortest Covering SubstringMedium

    This problem tests your ability to use the sliding window technique and hash maps to find the smallest window in a string that contains all characters of a target pattern.

    Character.AISoftware EngineerCoding & AlgorithmsTechnical Screen
  • Write SQL for character safety and engagement metricsMedium

    This question evaluates proficiency in SQL-based data manipulation and analytics, specifically aggregations, joins, date-based grouping, ratio calculations, and windowed moving averages to compute safety and engagement metrics.

    Character.AIData ScientistData Manipulation (SQL/Python)Technical Screen

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