Intuit interview questions

Showing 1–30 of 34 results

• Add One to Digit ArrayEasy

  This problem tests your ability to handle array-based arithmetic and carry-over logic, specifically focusing on edge cases like digit overflow and resizing the array.

  IntuitSoftware EngineerCoding & AlgorithmsTechnical Screen
• Add an LLM-backed recommendation API to an existing service with RAG and promptingMedium

  Add an LLM-powered recommendation endpoint to an existing backend service. Design the request flow, write the actual prompt and its structured output format, and discuss retrieval-augmented generation, hallucination, prompt injection, and how to evaluate and monitor the feature.

  IntuitSoftware EngineerML System DesignOnsite
• Aggregate transactions by status and failure reasons (SQL)Medium

  This question evaluates a candidate's proficiency with SQL aggregation, grouping, window functions, string aggregation, and normalization techniques for summarizing transactional records by status and failure reasons.

  IntuitSoftware EngineerSoftware Engineering FundamentalsOnline Assessment
• Build 30-day retention cohort tableMedium

  This problem tests your ability to aggregate user activity data to calculate 30-day retention rates, requiring joins, date arithmetic, and windowing functions.

  IntuitData ScientistAnalytics & ExperimentationTechnical Screen
• Build a predictive model from TurboTax sample dataEasy

  This problem tests your ability to design an end-to-end predictive modeling pipeline for tax-related data, focusing on feature engineering, handling imbalanced datasets, and selecting appropriate evaluation metrics.

  IntuitData ScientistMachine LearningOnsite
• Build cohort 30-day retention from signup dateMedium

  This problem tests your ability to manipulate time-series data to calculate cohort-based user retention rates while handling data censoring constraints.

  IntuitData ScientistAnalytics & ExperimentationTechnical Screen
• Compute churn and revenue churn in SQLMedium

  This question evaluates a candidate's ability to compute subscription churn and revenue retention metrics from monthly snapshots, exercising SQL data-manipulation competencies such as handling missing or null MRR values, deduplicating snapshot loads, joining across months, and aggregating MRR changes.

  IntuitData ScientistData Manipulation (SQL/Python)HR Screen
• Compute monthly new subscribers and YoY deltasMedium

  This question evaluates proficiency in SQL time-series aggregation and cohort identification, including generating a month spine, computing year-over-year deltas, handling nulls and division-by-zero, and identifying partial months via a data watermark.

  IntuitData ScientistData Manipulation (SQL/Python)Technical Screen
• Design Premium Product RecommendationsEasy

  This question tests the ability to design an end-to-end recommendation architecture, focusing on the trade-offs between relevance, latency, and data privacy in a financial context.

  IntuitSoftware EngineerML System DesignTechnical Screen
• Design a "Future Best-Sellers" Prediction and Recommendation SystemMedium

  This question tests the ability to design an end-to-end machine learning system that predicts future best-sellers and serves real-time recommendations, balancing model accuracy, batch processing, and serving latency.

  IntuitSoftware EngineerML System DesignTechnical Screen
• Design a VIP-Aware Rate LimiterMedium

  Design a windowed rate limiter that admits five requests per window, prioritizing VIP requests while guaranteeing non-preemption, idempotency, and starvation prevention for regular users.

  IntuitStaff Software EngineerSoftware Engineering FundamentalsTechnical Screen
• Design an experiment for pricing page redesignEasy

  This question evaluates a candidate's competency in experiment design, causal inference, impact sizing, metric framework development, and statistical analysis in the context of a pricing page redesign that adds an annual subscription option.

  IntuitData ScientistAnalytics & ExperimentationTechnical Screen
• Design an idempotent churn ETL pipelineMedium

  This question evaluates a candidate's competence in designing robust ETL pipelines, covering idempotent processing, handling late-arriving streaming subscription events, SCD Type 2 slowly changing dimensions, incremental backfills, data quality checks, upsert/merge semantics, and metric versioning.

  IntuitData ScientistData Manipulation (SQL/Python)HR Screen
• Engineer and Impute ZIP FeaturesMedium

  This Intuit data scientist machine learning screen evaluates feature engineering from address/ZIP data, joining external census-style datasets, high-cardinality encoding, and missing-ZIP imputation. It also tests awareness of fairness, privacy, leakage, and how to validate whether geographic features actually improve a model.

  IntuitData ScientistMachine LearningTechnical Screen
• Exclude free subscribers via anti-joinMedium

  This question evaluates competency with SQL anti-joins, join semantics, deduplication, and correct pre-aggregation filtering to prevent excluded entities from affecting aggregated monthly and year-over-year metrics; it is categorized as Data Manipulation (SQL/Python) for a Data Scientist role.

  IntuitData ScientistData Manipulation (SQL/Python)Technical Screen
• Explain LLMs, AI-native vs. conventional apps, daily AI use, and the dangers of AIMedium

  Staff-level backend interview discussion on AI fluency. Explain what a large language model is, contrast AI-native products with conventional apps that add AI features, describe how you use AI tools in daily engineering work, and weigh the main dangers of AI with concrete mitigations.

  IntuitSoftware EngineerMachine LearningTechnical Screen
• Extract insights from a multi-entry funnel scorecardEasy

  This question evaluates a candidate's ability to analyze multistep funnel metrics, handle highly skewed traffic across many access points, and prioritize insights from sparse or long-tail data, testing competencies in product analytics and measurement.

  IntuitProduct AnalystAnalytics & ExperimentationOnsite
• Find Business Degrees of SeparationHard

  This question evaluates understanding of graph traversal and shortest-path computation, including modeling business relationships as undirected graphs and interpreting degrees of separation on the shortest path.

  IntuitSoftware EngineerCoding & AlgorithmsTechnical Screen
• Find largest file in a directory using BashMedium

  This problem tests your ability to navigate the file system using command-line utilities and process streaming data to identify files based on size metadata.

  IntuitSoftware EngineerSoftware Engineering FundamentalsOnline Assessment
• Find largest filename from ls -l outputMedium

  This question evaluates proficiency in text parsing, tokenization, and numeric comparison applied to command-line style output, emphasizing robust handling of varied input formats and edge cases.

  IntuitSoftware EngineerCoding & AlgorithmsOnline Assessment
• Handle missing and unavailable predictive featuresEasy

  This question evaluates a product analyst's machine learning competencies in diagnosing data quality issues, handling feature availability and training-serving skew, and interpreting counterintuitive correlations, testing both conceptual understanding and practical application for model development and deployment.

  IntuitProduct AnalystMachine LearningOnsite
• Implement LRU, Extend to LFU, Analyze ComplexityMedium

  This question evaluates understanding of cache eviction policies (LRU and LFU), frequency tracking, and the design of data structures that support efficient get/put operations while meeting time and space complexity constraints.

  IntuitSoftware EngineerCoding & AlgorithmsTechnical Screen
• Implement Role-Aware User Information ViewsMedium

  Implement a field-level access control engine that redacts sensitive attributes from user profile records based on viewer permissions, context, and ownership relationships.

  IntuitStaff Software EngineerSoftware Engineering FundamentalsTechnical Screen
• Increment a Digit-Array Integer by OneMedium

  This problem tests your ability to perform manual addition on an array representing a large integer, specifically handling carry propagation and dynamic resizing when the integer overflows its current digit count.

  IntuitSoftware EngineerCoding & AlgorithmsTechnical Screen
• Longest Meeting-Free Business-Hours Block per Employee and DayMedium

  Find each employee’s longest meeting-free business-hours interval using clipped attendance, merged overlaps, complete day coverage, and SQL window logic.

  IntuitMachine Learning EngineerData Manipulation (SQL/Python)Technical Screen
• Pivot daily users and revenue by platformEasy

  This question evaluates data manipulation and aggregation skills, specifically computing distinct user counts and revenue aggregates and reshaping results by platform; it is in the Data Manipulation (SQL/Python) domain and assesses practical application rather than purely conceptual understanding.

  IntuitData ScientistData Manipulation (SQL/Python)Technical Screen
• Produce valid student lineup from parent arrayMedium

  This problem tests your ability to reconstruct a valid topological ordering (parent-before-child) from a parent-child relationship array while maintaining lexicographical minimality.

  IntuitSoftware EngineerCoding & AlgorithmsOnline Assessment
• Scale a service you just built: schema trade-offs, new features, indexes, and searchMedium

  System design deep dive on scaling a service built earlier in the same interview loop. Compare schema options, extend the data model for reviews, ratings, and keyword search, and reason about query performance, indexing, pagination, and when a dedicated search engine is worth adding.

  IntuitSoftware EngineerSystem DesignOnsite
• Solve word segmentation and React palindrome validationMedium

  This question evaluates competencies in string algorithms (word segmentation and palindrome validation), data structures and complexity analysis, and practical frontend React implementation with performance considerations.

  IntuitSoftware EngineerCoding & AlgorithmsTechnical Screen
• Staff engineer self-presentation, what excites you at work, and your superpowersMedium

  Behavioral prompts from a staff software engineer loop: give a short slide presentation on your background, interests, and proudest project, then answer what excites you at work and what your superpowers are. It tests storytelling, ownership, staff-level scope, and self-awareness.

  IntuitSoftware EngineerBehavioral & LeadershipOnsite