Rippling Software Engineer Coding & Algorithms Interview Questions
Practice 30 real Coding & Algorithms interview questions for Software Engineer roles at Rippling.
"I got asked a hardcore MCM DP question and I saw it on PracHub as well. Solved that question in 5 minutes. Without PracHub I doubt I could solve it in 5 hours. Though somehow didn't get hired, perhaps I guess I solved it too fast? /s"
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"The search is what sold me. I typed in a really niche DP problem I got asked last year and it actually came up, full breakdown and everything. These guys are clearly updating it constantly."
Implement a Searchable Logger Pipeline
This question evaluates proficiency in software design, data structures, and algorithmic text search by requiring a transformation pipeline, ordered i...
Courier Delivery Cost Tracker
This question evaluates a candidate's ability to design a stateful, multi-part class that combines interval tracking with incremental balance accounti...
Implement Article Vote Tracking
This question evaluates data structures, state-management, and algorithmic skills for tracking per-user votes, detecting vote flips, maintaining a mos...
Implement logger and card ranking
This coding round contains two independent implementation tasks. Task A: Implement a configurable logger Implement a Logger component that accepts tex...
Compare Complete and Partial Poker Hands
This question evaluates algorithmic problem-solving, combinatorial reasoning about incomplete information, and the ability to encode domain-specific r...
Compute org height and minimal CEO promotions
You are given an organization chart with n employees labeled 1..n. Employee 1 is the CEO (root). The reporting relationships are given as two integer ...
Build a Flexible Expense Rules Engine
This question evaluates designing extensible rule engines, predicate composition, data modeling for expense- and trip-level aggregation, and reasoning...
Implement a balance tracker and interval merger
This screening contained two coding exercises. Part 1: Driver balance tracker You are building an in-memory ledger for a delivery platform. Each updat...
Implement an article voting tracker
Coding: Article Voting Tracker Design and implement a data structure to track users’ votes (upvote/downvote) on articles. Operations Implement functio...
Implement Courier Delivery Cost Tracking
This question evaluates skills in time-interval arithmetic, in-memory state management, and billing computation for delivery records, including handli...
Implement Food Delivery Billing
This question evaluates proficiency in implementing business billing rules, time and distance-based fee calculations, timestamp arithmetic, numerical ...
Find bounding boxes of connected houses
This question evaluates grid traversal and connected-component identification skills, specifically handling ragged 2D arrays, 4-directional adjacency,...
Convert amounts between multiple currencies
You are given a set of direct currency exchange rates and a list of queries. Each exchange rate gives you how to convert from one currency to another....
Solve listed algorithm problems
This set of problems evaluates algorithmic problem-solving skills across selection and order-statistics, graph algorithms and traversals, connected-co...
Compute median of two sorted arrays
You are given two sorted arrays of integers nums1 and nums2. - nums1 has length m, nums2 has length n. - Both arrays are sorted in non-decreasing orde...
Build an Expense Policy Rule Engine
This question evaluates implementing rule-evaluation logic, data modeling for expense records and rule representations, operator semantics, and design...
Design a Driver Payroll System
This question evaluates a candidate's understanding of data structure design, time-series aggregation, and algorithmic complexity for in-memory accoun...
Compare Complete or Partial Hands
Implement a hand comparison engine for a simplified poker-like card game. Each player has a hand represented by an array of card strings. A card is en...
Compute total wages and partial-hour payments
You are given a list of workers. Each worker has: - id (string) - hourly_rate (non-negative number) - one work shift for a given day: start_time, end_...
Design a music player with favorites cap
Implement an in-memory music player that supports: addSong(id, metadata), removeSong(id), play(id), pause(), next(), prev(), getNowPlaying(), queueSon...