Interview Questions

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6,535 questions
548 companies
49 roles
Last updated Nov 2026

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Senior Software EngineerGoogle·7 questions

Forward Deployed Software Engineer (Commercial)Palantir·9 questions

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Engineering Manager, Data InfrastructureAnthropic·7 questions

Senior Software Engineer, AppsLinkedIn·6 questions

Senior Associate, Strategic FinanceLinkedIn·12 questions

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SDE II Software Development EngineerAmazon·7 questions

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Senior Product ManagerGoogle·10 questions

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Product ManagerCoinbase·6 questions

Machine Learning EngineerMeta·8 questions

Senior Product Manager (L6)Amazon·8 questions

Software Engineer (E5)Meta·6 questions

Engineering ManagerMeta·8 questions

Product Manager Meta·7 questions

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Software Engineer, SafeguardsAnthropic·9 questions

Engineering Program Manager (IC3), Siri AI/MLApple·12 questions

Senior Technical Program ManagerNvidia·9 questions

Google Associate Product Manager (APM)Google·8 questions

Engineering Manager, ToolingNetflix·7 questions

Product Manager, GeminiGoogle DeepMind·6 questions

Security Engineering Manager (M1)Meta·9 questions

Machine Learning EngineerWaymo·8 questions

Senior Product ManagerPinterest·6 questions

Product Manager, Fine-TuningOpenAI·12 questions

Engagement ManagerCognition AI·6 questions

ML Engineer, Prompt EngineerAnthropic·7 questions

Data EngineerMeta·8 questions

Product ManagerMeta·6 questions

Product ManagerPerplexity AI·6 questions

Program EngineerAnduril·8 questions

Senior Software Engineer, LLM ApplicationsNvidia·6 questions

Staff Software Engineer, InfrastructureAnthropic·6 questions

Product Manager, GeminiGoogle·7 questions

Senior/Staff SWE, InferencingAnthropic·12 questions

Product ManagerMeta·7 questions

Growth Lead (B2B / ChatGPT Team)OpenAI·9 questions

Senior Full Stack EngineerNetflix·6 questions

Given A and B (1 <= A <= B <= 10^9), count the positive integers X with A <= X*(X+1) <= B.
5 years ago
What is the difference between serialized and non-serialized RDTSC timestamp reads?
5 years ago
Given an integer array and K, find the maximum even sum obtainable by choosing exactly K elements.
6 years ago
Implement Huffman encoding and decoding.
18 hours ago
Count all squares, at any rotation, whose four vertices have integer coordinates and lie inside an m by n rectangle.
18 hours ago
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Among the substrings of a lowercase string whose first letter is a vowel and whose last letter is a consonant, find the alphabetically smallest and the alphabetically largest.
18 hours ago
There are 1000 bottles and exactly one is poisoned. What is the minimum number of mice needed to find it, and how would you carry out the test?
18 hours ago
Maintain the median of a stream of numbers as values arrive.
18 hours ago
Estimate the number of trees on Earth.
4 years ago
What is the next number in the sequence 1, 9, 10, 19, 29?
18 hours ago
Someone claims he can tell the colour of an M&M by taste. There are five colours, and he gets 2 of 3 right. What can you say about his claim?
4 years ago
Design an in-memory hotel booking system and say which data structures you would use and why.
2 years ago
Each streetlight lights the closed segment from c - r to c + r. Return the coordinate lit by the most lights, taking the smallest on ties.
10 months ago
Rotate an n by n matrix clockwise by 90 degrees between one and four times while keeping the entries on both diagonals fixed.
10 months ago
Why do you want to work at this firm, and why this role?
+618 hours ago
You draw cards one at a time from a standard 52-card deck. What is the expected number of cards drawn up to and including the first ace?
+218 hours ago
Design Spotify (a music streaming service).
18 hours ago
Write an iterator that walks over all elements of a vector<vector<T>> in order.
18 hours ago
Given a vector of strings (words in order), find all adjacent word pairs (bigrams) and the positions where each pair occurs.
18 hours ago
Given a boolean expression of T and F joined by & and |, such as T|F&T|F, count the ways to place parentheses so that it evaluates to True.
2 years ago

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Interview Questions

Given A and B (1 <= A <= B <= 10^9), count the positive integers X with A <= X*(X+1) <= B.

What is the difference between serialized and non-serialized RDTSC timestamp reads?

Given an integer array and K, find the maximum even sum obtainable by choosing exactly K elements.

Implement Huffman encoding and decoding.

Count all squares, at any rotation, whose four vertices have integer coordinates and lie inside an m by n rectangle.

Among the substrings of a lowercase string whose first letter is a vowel and whose last letter is a consonant, find the alphabetically smallest and the alphabetically largest.

There are 1000 bottles and exactly one is poisoned. What is the minimum number of mice needed to find it, and how would you carry out the test?

Maintain the median of a stream of numbers as values arrive.

Estimate the number of trees on Earth.

What is the next number in the sequence 1, 9, 10, 19, 29?

Someone claims he can tell the colour of an M&M by taste. There are five colours, and he gets 2 of 3 right. What can you say about his claim?

Design an in-memory hotel booking system and say which data structures you would use and why.

Each streetlight lights the closed segment from c - r to c + r. Return the coordinate lit by the most lights, taking the smallest on ties.

Rotate an n by n matrix clockwise by 90 degrees between one and four times while keeping the entries on both diagonals fixed.

Why do you want to work at this firm, and why this role?

You draw cards one at a time from a standard 52-card deck. What is the expected number of cards drawn up to and including the first ace?

Design Spotify (a music streaming service).

Write an iterator that walks over all elements of a vector<vector<T>> in order.

Given a vector of strings (words in order), find all adjacent word pairs (bigrams) and the positions where each pair occurs.

Given a boolean expression of T and F joined by & and |, such as T|F&T|F, count the ways to place parentheses so that it evaluates to True.

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