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Ace Every Round of Your Next Interview Through Structured Learning

The all-in-one platform for tech interview preparation.

Preparation Guides

Start with a curated guide or

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DoorDash logo
Spotify logo
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Netflix logo
Meta logo
Amazon logo
Google logo
Apple logo
Microsoft logo
Airbnb logo
DoorDash logo
Spotify logo
Lyft logo
Netflix logo
Meta logo
Amazon logo
Google logo
Apple logo
Microsoft logo
Airbnb logo
DoorDash logo
Spotify logo
Lyft logo
Netflix logo
Meta logo
Amazon logo
Google logo
Apple logo
Microsoft logo
Airbnb logo
DoorDash logo
Spotify logo
Lyft logo

What are Preparation Guides?

Deeply Personalized Roadmaps

Tailor your preparation roadmap to any specific role, level, or company—even down to the job description. We handle the deep research to generate a round-by-round battle plan.

All-in-One Battle Plan

Complete with focus topics, AI mock interviews, question bank and progress tracking. This is where your structured learning begins.

Competitive Challenges

Test your skills against others in real-time coding challenges.

Coming Soon

We're building an exciting platform for you to test your skills against others in real-time coding challenges. Stay tuned for updates!

AI Mock Interviews

Hyper-Realistic Environment

Don't just talk—do. Write and execute code in real-time, draw complex system architecture diagrams, and tackle behavioral or case study scenarios just like the real thing.

Live CodingSystem Design CanvasAll Scenarios

Deep Personalization

The AI reads your resume to grill you on past projects and adapts to any Job Description you provide. It's not a generic script—it's a custom interrogation tailored to you.

Resume AnalysisJD CustomizationCustom Instructions

Instant, Actionable Feedback

Stop guessing how you did. Get immediate, detailed breakdowns of your strengths and areas for improvement after every session. Track your progress over time.

Strength & WeaknessHistorical Tracking

Guided Mastery

Seamlessly integrated with your Preparation Guides. Practice specific rounds from your roadmap and mark them as complete to visualize your journey to offer day.

Roadmap IntegrationProgress Tracking

Premium Question Bank

Master interviews for Product Management, Data Science, System Design, and more.

  • Browse or Generate

    Explore existing topics across wide variety of categories or generate your own questions for new topics instantly.

  • Human-in-the-Loop Quality

    Community-driven quality control. Users upvote high-quality questions and downvote noise to ensure you only practice the best.

  • Targeted Preparation

    Don't scramble through thousands of questions. Our Preparation Guides curate exactly what you need for your role and track your progress.

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MediumStatistics
Question 1 of 4

An A/B test comparing checkout conversion rates reports a p-value of 0.03. As the data scientist, explain precisely what this p-value means, list common misinterpretations to avoid, and describe how sample size and effect size affect p-values and interpretation.

Follow-up Questions to Expect
  • How would you explain this result to a non-technical product manager?
  • What additional metrics or visualizations would help communicate practical significance?