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Free company-tagged problem bank + AI mock interviews/practice

Leetcode StyleQuantitative FinanceBehavioralEngineering

Simulate Full Interviews

Practice behavioral and technical questions with an AI that gives you real-time feedback.

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Practice Environments

Solve different types of problems, from Leetcode-style to math puzzles, in a tailored environment.

def two_sum(nums, target):

# Your code here

pass

Question Bank

Browse a curated list of coding problems categorized by difficulty, companies, and topics to enhance your preparation.

Title
Difficulty
Companies
Topics
Two Sum
Easy
Longest Substring Without Repeating...
Medium
Median of Two Sorted Arrays
Hard

Better than your favorite "premium" interview prep platform.

Stop the gatekeeping - get access to company-tagged problems and better practice for free.

Company-tagged questions

Questions from Amazon, Google, Meta, Tesla, Jane Street, Citadel, and more. Painstakingly curated from the internet.

Comprehensive question bank

Access 2500+ curated questions spanning industries. Leetcode-style, HackerRank, math, puzzles, market concepts, PCB design, and more.

Software Engineering

800+

Leetcode-style, DSA, System Design, APIs

Quantitative
Finance

600+

Options Pricing, Risk Models, Stats

Hardware Engineering

500+

Electrical, Mechanical, Circuit Design, CAD

Data
Science

500+

Statistics, Machine Learning, Data Analysis

AI Mock Interviews

Practice with company-specific interview formats. Get real-time feedback on your communication, problem-solving approach, and technical accuracy.

Company-tagged Problem Bank

2500+ questions, painstakingly curated from every corner of the internet. Leetcode-style, puzzles, math and more.

Browse All Problems

Practice with a variety of questions.

Leetcode-style, puzzles, math and more.

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