Questions
Status
Multi-objective ranking with tunable weightsHardDesignMeta styleDesignMeta styleHard50 minANN index updates and deletesHardDesignOpenAI styleDesignOpenAI styleHard50 minSequential recommendations at scaleHardDesignMeta styleDesignMeta styleHard45 minHome page module rankingHardDesignNetflix styleDesignNetflix styleHard45 minPoint-in-time feature correctnessHardDesignStripe styleDesignStripe styleHard50 minMulti-model serving platformHardDesignOpenAI styleDesignOpenAI styleHard45 minDrift detection and auto-retrainHardDesignWalmart styleDesignWalmart styleHard45 minEmbedding version migrationHardDesignMeta styleDesignMeta styleHard50 minReproducible regulated model trainingHardDesignCapital One styleDesignCapital One styleHard45 minStreaming windowed aggregationsHardDesignPayPal styleDesignPayPal styleHard50 minGPU-shared model cold startHardDesignOpenAI styleDesignOpenAI styleHard45 minOnline feed ranking updatesHardDesignMeta styleDesignMeta styleHard50 minMonitoring with delayed ground truthHardDesignCapital One styleDesignCapital One styleHard45 minETA prediction serviceHardDesignGoogle styleDesignGoogle styleHard50 minVideo scene search and indexingHardDesignGoogle styleDesignGoogle styleHard50 minLive competitive game leaderboardHardDesignDesignHard45 minSocial feed rankingHardDesignMeta styleDesignMeta styleHard55 minFeature store online and offlineHardDesignUber styleDesignUber styleHard55 minMulti-tenant model servingHardDesignNvidia styleDesignNvidia styleHard55 minDaily CTR model training pipelineHardDesignGoogle styleDesignGoogle styleHard55 minML experimentation platformHardDesignNetflix styleDesignNetflix styleHard50 minReal-time fraud detectionHardDesignStripe styleDesignStripe styleHard55 minAds bidding and rankingHardDesignGoogle styleDesignGoogle styleHard55 minContent moderation pipelineHardDesignMeta styleDesignMeta styleHard55 minMarketplace search rankingHardDesignAmazon styleDesignAmazon styleHard55 minModel drift detectionHardDesignDatabricks styleDesignDatabricks styleHard50 minTwo-stage video recommenderHardDesignMeta styleDesignMeta styleHard55 minFraud scoring with adaptive featuresHardDesignStripe styleDesignStripe styleHard50 minPayment fraud scoring systemHardDesignStripe styleDesignStripe styleHard45 minMulti-armed bandit experimentation platformHardDesignNetflix styleDesignNetflix styleHard40 minFeature and prediction drift detectionHardDesignDatabricks styleDesignDatabricks styleHard40 minModel deployment and canary rolloutHardDesignDatabricks styleDesignDatabricks styleHard45 minDiscovery feed rankingHardDesignMeta styleDesignMeta styleHard55 minReal-time fraud feature storeHardDesignStripe styleDesignStripe styleHard45 minAd CTR prediction and calibrationHardDesignGoogle styleDesignGoogle styleHard45 minGraph-based fraud featuresHardDesignStripe styleDesignStripe styleHard45 min
Price a meeting notes summarizerEasySystem design with AI partsSystem design with AI partsEasy20 minPrice an overnight archive classifier on the batch APIEasySystem design with AI partsSystem design with AI partsEasy20 minSuggested replies for a help deskEasyDesignDesignEasy25 minChapter markers for recorded lecturesEasyDesignDesignEasy30 minAlt text drafts for uploaded imagesEasyDesignDesignEasy25 minHelp center answer botEasyDesignDesignEasy30 minReceipt scanning for expense reportsEasyDesignDesignEasy25 minOn-device model deployment and telemetryMediumDesignApple styleDesignApple styleMedium40 minAd ranking inference latencyMediumDesignMeta styleDesignMeta styleMedium40 minAutomatic caption generation and alignmentMediumDesignGoogle styleDesignGoogle styleMedium40 minOn-device keyboard predictionMediumDesignGoogle styleDesignGoogle styleMedium45 minPrice a code review bot that runs a reasoning modelMediumSystem design with AI partsSystem design with AI partsMedium35 minPrice store search with a reranker billed per searchMediumSystem design with AI partsSystem design with AI partsMedium35 minWriting assistant in a notes appMediumDesignDesignMedium40 min