Katkat

Company

Gusto interview questions

15 practice questions in the style of Gusto's interviews, covering Machine Learning, Data Manipulation (SQL/Python), Statistics & Math, Analytics & Experimentation, Behavioral & Leadership, Software Engineering Fundamentals, System Design, Coding & Algorithms.

Questions15

1 easy14 medium0 hard

Your progress0/15

Gusto interview questions by the numbers

Last updated

Katkat has 15 Gusto interview questions. The largest topics are Analytics & Experimentation (33%), Behavioral & Leadership (13%) and Coding & Algorithms (13%). By difficulty: 7% easy and 93% medium. The most common round is Technical Screen (73%). Frequent concepts include Binary Search, Churn, Feature Engineering and Model Evaluation.

Difficulty

  • Easy7% · 1
  • Medium93% · 14

Interview rounds

  • Technical Screen73% · 11
  • Onsite27% · 4

Roles

  • Data Scientist67% · 10
  • Software Engineer33% · 5

Frequent concepts

  • Binary Search13% · 2
  • Churn13% · 2
  • Feature Engineering13% · 2
  • Model Evaluation13% · 2
  • A/B Testing7% · 1
  • AI & ML7% · 1

Showing 1–15 of 15 results

  • This problem tests the ability to design an end-to-end churn prediction pipeline, specifically focusing on the distinction between binary classification and survival analysis in the context of customer retention.

    GustoData ScientistMachine LearningTechnical Screen
  • This question tests the ability to design an end-to-end churn prediction pipeline, focusing on temporal data integrity, class imbalance, and actionable evaluation metrics for business stakeholders.

    GustoData ScientistMachine LearningOnsite
  • This question evaluates a candidate's data-manipulation competency in SQL and Python, focusing on computing net pay, aggregating over a calendar quarter, and measuring percentage change between recent pay periods.

    GustoData ScientistData Manipulation (SQL/Python)Technical Screen
  • This question tests your ability to calculate exact combinatorial probabilities under a null hypothesis and define a p-value for a spatial clustering test.

    GustoData ScientistStatistics & MathTechnical Screen
  • This question evaluates a candidate's competence in statistical hypothesis testing and experiment analysis, focusing on A/B/n comparison of conversion rates, p-value computation, confidence interval estimation for lift, multiple-testing considerations, and interpretation of results.

    GustoData ScientistAnalytics & ExperimentationTechnical Screen
  • This question tests the ability to define business-relevant churn metrics for a SaaS platform and design a controlled experiment to optimize user onboarding.

    GustoData ScientistAnalytics & ExperimentationOnsite
  • Evaluates how an engineer makes grounded, customer-first decisions when designing or deploying AI features, balancing user risks, technical feasibility, and business impact.

    GustoSoftware EngineerBehavioral & LeadershipOnsite
  • This interview question evaluates behavioral evidence, ownership, communication, trade-offs, and measurable outcomes in a realistic interview setting. A strong answer for Describe Your Analytical Experience and Cross-Functional Collaboration. states assumptions, handles edge cases, explains trade-offs, and shows how to validate the result clearly.

    GustoData ScientistBehavioral & LeadershipTechnical Screen
  • Design a modular, versioned tax policy engine that evaluates payroll taxes across different tax years and filing statuses using progressive and flat-rate strategies with deterministic precision.

    GustoSoftware EngineerSoftware Engineering FundamentalsOnsite
  • This problem tests your ability to design a scalable scheduling system, specifically focusing on data modeling for temporal availability, handling conflicting shift assignments, and API design for concurrent updates.

    GustoSoftware EngineerSystem DesignTechnical Screen
  • This problem tests your ability to implement a greedy allocation algorithm while respecting individual upper bounds and handling iterative redistribution of remaining resources.

    GustoSoftware EngineerCoding & AlgorithmsTechnical Screen
  • This question evaluates proficiency in A/B/n experimentation, hypothesis testing for binomial proportions, multiple-comparison correction methods, confidence interval estimation for conversion uplift, and experiment-related decision-making in the Analytics & Experimentation domain at an applied/intermediate statistical-analysis level.

    GustoData ScientistAnalytics & ExperimentationTechnical Screen
  • This interview question evaluates metric design, causal reasoning, experiment setup, diagnostics, SQL/statistical checks, and recommendations in a realistic interview setting. A strong answer for Identify Growth Opportunities for New Payroll Feature Launch states assumptions, handles edge cases, explains trade-offs, and shows how to validate the result clearly.

    GustoData ScientistAnalytics & ExperimentationTechnical Screen
  • This problem tests your ability to design a time-indexed key-value store that supports efficient lookups of historical values using binary search.

    GustoSoftware EngineerCoding & AlgorithmsTechnical Screen
  • This interview question evaluates metric design, causal reasoning, experiment setup, diagnostics, SQL/statistical checks, and recommendations in a realistic interview setting. A strong answer for Investigate Causes of Increased Payroll Processing Time states assumptions, handles edge cases, explains trade-offs, and shows how to validate the result clearly.

    GustoData ScientistAnalytics & ExperimentationTechnical Screen

Gusto interview experiences

All 5 →
  • Rejected

    I started with the recruiter and first stage, then moved on to a coding round. The problem felt closer to the hard end of LeetCode than to an easy exercise. I first solved it with a brute-force approach, and after I showed that I understood the core logic, the interviewer pushed me toward an optimal method. I reached an efficient solution and passed the relevant test coverage, so I left feeling t…

  • Rejected

    My biggest problem wasn't the technical difficulty. It was the process itself, especially how scheduling and communication kept falling apart. I had several recruiter interactions go sideways: calls where nobody joined, last-minute reschedules where I was stood up again, and follow-ups that never produced a clear answer. At one point, I even received a generic rejection email without any meaningf…

  • Gusto Software Engineer interview with a Codesignal GCA-style assessmentGusto · Software Engineer · Online Assessment · Nov 2025

    After I applied, I moved forward only after completing a Codesignal GCA-style assessment that wasn’t automatic. Once I passed, I had two technical rounds with LeetCode-style questions drawn from the company’s tagged topics. The rounds felt sequential and fairly structured. I solved each problem, reviewed my approach, and moved to the next step after clearing the previous one. After the technical…

  • Gusto Software Engineer interview with timed LeetCode medium assessmentGusto · Software Engineer · Online Assessment · Oct 2025

    The process felt straightforward and predictable. After applying, I completed an online assessment, followed by a technical interview focused on a LeetCode medium problem. The process then moved toward an offer decision. The online assessment was the difficult part. One question was relatively easy, but after that I essentially had to produce a perfect coding solution without debugging, all withi…

  • Gusto Software Engineer interview, take-home and pair sessionGusto · Software Engineer · Take-home Project · May 2025
    Offer

    My process felt rigorous and time-heavy. It stood out because it involved more than a single technical screen, with multiple signals being collected. I was surprised by how much effort the interview required overall, including a take-home component, follow-up work, and extended technical work that didn't feel proportional to the compensation. The questions were framed as "real work," but they wer…

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