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Companies / Rakuten

Rakuten interview questions

Explore questions associated with Rakuten. Review the source details, then use the workspace for code, notes, and diagrams.

3 questions in the library. A source association does not guarantee a future interview question.

Machine learning · System design

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System designMedium
Design a URL shortener like Bitly
Read-heavy key-value service: unique short-code generation, hot-key caching, redirect semantics.
Companies: Rakuten, Amazon, Anduril, Apple +26
API Design · caching · hot-keys · http-redirects
Last reported Oct 2026
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Machine learningMedium
Core algorithms inside a demand-side platform: bidding, prediction, pacing and fraud
Companies: Rakuten
Ads Systems · Technical Tradeoffs for PMs
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Machine learningMedium
How Ad Platforms Use Audience, Context and Performance Data to Choose Which Ad to Serve

Companies: Rakuten

Ads Systems · Technical Tradeoffs for PMs