Rippling interview questions

Showing 1–30 of 106 results

• Aggregate expenses by person, trip, and categoryMedium

  This question evaluates a candidate's ability to perform efficient data aggregation, use associative data structures (maps/dictionaries), and reason about time and space complexity when processing large collections of records.

  RipplingSoftware EngineerCoding & AlgorithmsOnsite
• Answer Hiring Manager Behavioral QuestionsMedium

  This question evaluates a candidate's ability to handle interpersonal conflict within a high-stakes technical environment and their capacity to align personal motivations with the company's business model.

  RipplingSoftware EngineerBehavioral & LeadershipOnsite
• Bill Deliveries with Historical Rates and Deferred RoundingHard

  Bill deliveries with start-time historical rates, duplicate suppression, overlapping jobs, exact sub-cent accumulation, and configurable final half-up or half-even rounding.

  RipplingSoftware EngineerCoding & AlgorithmsTechnical Screen
• Build Reliable Employee-Operations and Expense Intelligence SystemsHard

  A multi-part system-design interview covering tagged event aggregation, driver-pay accounting, employee offboarding, and an LLM-backed expense assistant. Candidates must distinguish approximate dashboards from exact billing and design reliable workflows across failing dependencies.

  RipplingSoftware EngineerSystem DesignOnsite
• Build an E-Bike Rental Billing Dashboard With Rate Changes Over TimeMedium

  Design a billing dashboard for a bike-share fleet that prices each ride at the per-minute rate in effect when it started, supports rate changes that take effect at a future timestamp without repricing past rides, and reports an exact running total as a formatted string.

  RipplingSoftware EngineerSoftware Engineering FundamentalsTechnical Screen
• Build an Expense Policy Rule EngineEasy

  This question tests your ability to design a rule evaluation engine that processes structured expense data against a set of logical conditions, including support for basic operators.

  RipplingSoftware EngineerCoding & AlgorithmsTechnical Screen
• Clarify and Find Common Ancestors in a GraphEasy

  Reason about graph common ancestors by clarifying edge direction, DAG versus tree structure, self-ancestry, output semantics, and reachability algorithms.

  RipplingSoftware EngineerSoftware Engineering FundamentalsTechnical Screen
• Clarify and Solve Currency Conversion Queries with a Maximum-Amount Follow-upEasy

  Analyze currency conversion queries and the reported maximum-amount backtracking follow-up without inventing missing rate or path rules. The solution shows how direction, precision, path consistency, same-currency behavior, and profitable cycles determine the graph algorithm and whether a finite answer exists.

  RipplingSoftware EngineerSoftware Engineering FundamentalsTechnical Screen
• Compare Complete and Partial Poker HandsMedium

  Implement a poker hand evaluator that determines whether an incomplete poker hand can be completed from the remaining deck to beat an opponent's complete five-card hand.

  RipplingSoftware EngineerCoding & AlgorithmsTechnical Screen
• Compare Complete or Partial HandsMedium

  This question evaluates implementation of card-hand evaluation logic, combinatorial reasoning about incomplete information, and deterministic tie-breaking rules for comparing complete and partial poker-like hands.

  RipplingSoftware EngineerCoding & AlgorithmsOnsite
• Compare Two Five-Card Numeric HandsMedium

  Compare two five-digit numeric hands under a nonstandard multiplicity ranking and original-position right-to-left tie-break, using extensible category evaluators rather than standard poker rules.

  RipplingSoftware EngineerCoding & AlgorithmsTechnical Screen
• Compute concurrent online driversMedium

  This question evaluates proficiency in algorithms and temporal data handling, including the use of efficient search techniques and complexity reasoning to count distinct active drivers over a sliding 24-hour window.

  RipplingSoftware EngineerCoding & AlgorithmsTechnical Screen
• Compute max simultaneous drivers last 24 hoursMedium

  This question evaluates proficiency in reasoning about time-interval overlap, event aggregation, and online data structures for streaming interval queries, testing skills in algorithm design and temporal data handling within the Coding & Algorithms domain.

  RipplingSoftware EngineerCoding & AlgorithmsTechnical Screen
• Compute maximum simultaneous driversMedium

  This English summary evaluates the candidate's proficiency in algorithm design and complexity analysis within the Coding & Algorithms domain, specifically for aggregating interval data and computing concurrent counts.

  RipplingSoftware EngineerCoding & AlgorithmsTechnical Screen
• Compute median of two sorted arraysMedium

  This question evaluates algorithmic problem-solving with sorted arrays, focusing on concepts like binary search, partitioning strategies, complexity analysis, and careful handling of edge cases when computing order statistics.

  RipplingSoftware EngineerCoding & AlgorithmsTechnical Screen
• Compute peak busy dashers with overlapsMedium

  This question evaluates skills in interval-overlap reasoning, sweep-line algorithm design, event creation and deduplication, comparator and tie-breaking subtleties, and asymptotic time/space complexity analysis within the Coding & Algorithms domain.

  RipplingSoftware EngineerCoding & AlgorithmsTechnical Screen
• Convert amounts between multiple currenciesMedium

  This question evaluates understanding of graph modeling and path-optimization in directed weighted graphs, specifically reasoning about chained conversions and maximizing multiplicative path weights.

  RipplingSoftware EngineerCoding & AlgorithmsTechnical Screen
• Courier Delivery Cost TrackerMedium

  Design a stateful tracker class to record courier delivery intervals and earnings, query running courier payouts, and calculate peak concurrent active deliveries within a specific time window.

  RipplingSoftware EngineerCoding & AlgorithmsTechnical Screen
• Delivery Driver Payroll Tracker With Accrued, Settled and Unpaid Wage TotalsMedium

  Design and implement an in-memory payroll tracker for hourly-paid delivery drivers that records delivery intervals, reports total and unpaid labor cost, and settles wages up to a given time without ever paying twice. It tests stateful class design, idempotent settlement, treatment of in-progress and late-recorded work, and exact money arithmetic.

  RipplingSoftware EngineerSoftware Engineering FundamentalsTechnical Screen
• Design Extensible Interview Coding SystemsMedium

  This problem tests your ability to design an extensible rule-evaluation engine using object-oriented principles, specifically focusing on decoupling evaluation logic from business requirements.

  RipplingSoftware EngineerSoftware Engineering FundamentalsOnsite
• Design News Pull Scheduling, Article Storage, and Topic ReadsMedium

  Design a scalable topic-based news aggregation system covering distributed feed scheduling, idempotent article ingestion, stable pagination, and a low-latency read path.

  RipplingSoftware EngineerSystem DesignTechnical Screen
• Design Raw and Computed Spreadsheet ViewsMedium

  Design raw and computed spreadsheet views with formula parsing, dependency replacement, cache invalidation, atomic edits, and undo semantics.

  RipplingSoftware EngineerSoftware Engineering FundamentalsOnsite
• Design a Camel Cards hand evaluator and find best and worst completionsMedium

  Model five-card Camel Cards hands with an abstract hand type class and a hand class, compare two hands by type and tie-break, then find the best and worst complete hands consistent with a partial hand. Tests object-oriented design, classification logic and step-by-step complexity analysis.

  RipplingSoftware EngineerSoftware Engineering FundamentalsTechnical Screen
• Design a Data-Driven Expense Rule EvaluatorMedium

  Design an extensible, data-driven expense policy engine that evaluates structured JSON rules against submitted expenses without requiring code deployments.

  RipplingSoftware EngineerSoftware Engineering FundamentalsOnsite
• Design a Deduplicated Personalized News FeedMedium

  Design a news aggregation and recommendation system that ingests multi-publisher articles, clusters coverage of identical real-world events, and serves a personalized, deduplicated feed with low latency.

  RipplingSoftware EngineerSystem DesignTechnical Screen
• Design a Driver Payroll SystemMedium

  Design an in-memory driver payroll system that records time-stamped earnings and supports efficient range queries for both individual drivers and company-wide aggregates.

  RipplingSoftware EngineerCoding & AlgorithmsTechnical Screen
• Design a Google News-like aggregatorHard

  This question evaluates system design skills for building a large-scale, multi-region news aggregation platform, assessing competencies in ingestion architecture, deduplication and clustering, indexing and retrieval, personalization and ranking, and operational concerns like monitoring, consistency, and compliance.

  RipplingSoftware EngineerSystem DesignOnsite
• Design a Hotel Booking SystemHard

  This question tests your ability to design a distributed system that manages transactional integrity, high concurrency during bookings, and efficient searching for room availability.

  RipplingSoftware EngineerSystem DesignOnsite
• Design a Hotel Search and Reservation SystemMedium

  Design an end-to-end hotel search and booking platform balancing high-throughput search with strictly consistent, transactional room inventory management across continuous date ranges.

  RipplingSoftware EngineerSystem DesignOnsite
• Design a Logger with Independent HandlersMedium

  Design an extensible, thread-safe in-process logging framework that supports multiple isolated handlers, immutable log records, backpressure handling, and dynamic handler registration.

  RipplingSoftware EngineerSoftware Engineering FundamentalsTechnical Screen