•SYSTEM DESIGN
Rippling System Design Questions
Every system design problem candidates reported at Rippling between September 2025 and September 2026, most-asked first. Each one links to a full solution.
Problems
8
Candidate reports
28
Asked more than once
5
start here
Question type
8 HLD
Design News Pull Scheduling, Article Storage, and Topic Reads
Design a news aggregation service like Google News. The system periodically pulls articles from thousands of publishers (RSS/APIs), stores article metadata (URL, title, publisher, topic ID, publish time), groups reports of the…
Also worded as: Design a News Aggregation Service · Design a Deduplicated Personalized News Feed +11
Design a Hotel Search and Reservation System
Design a hotel or rental booking system like Booking.com or Airbnb. Users search listings by location and date range with filters, view availability and a price quote, book a room or property, and cancel; hosts manage listings,…
Also worded as: Design a Hotel Booking System · Design a hotel search and booking system
Design a User Behavior Tracking (Clickstream Analytics) System
Design a user behavior tracking (clickstream analytics) system that collects events such as page_view, click, app_install and purchase from web and mobile clients across multiple products, and lets teams query and visualize…
Also worded as: Design a user behavior tracking system · Design a user behavior monitoring system
Build Reliable Employee-Operations and Expense Intelligence Systems
Design an expense policy and violation processing system for an HR/finance platform. Companies define expense rules (e.g., meals over $75 need a receipt, no alcohol, per-diem limits by city); every submitted expense is evaluated…
Also worded as: Design Scalable Expense Violation Processing
Design centralized log ingestion and query system
Design a centralized logging platform (like ELK, Splunk or Datadog Logs) for a company with thousands of services and hosts. Agents collect logs from applications and infrastructure, ship them reliably under backpressure, and the…
Also worded as: Design a scalable logging system
Prevent Duplicate Payments Under High Load
Design a payment processing system (like Stripe's core) that handles about 10,000 transactions per second between merchants and external payment providers. Support the full lifecycle: authorization (place a hold on funds with low…
Scale a rules engine for high traffic
Design a rules engine that evaluates customer-defined rules (conditions and actions) against high-traffic events in real time, e.g., 'if an employee's department changes, then update their access'. Discuss the rule representation…
Design an ad-click aggregation and enrichment pipeline
Design an ad click and impression aggregation system. Ingest a high-volume stream of ad events ({ad_id, campaign_id, user_id, event_type, timestamp}, billions per day) and provide aggregated metrics (clicks, impressions, CTR per…
Duplicate reports of the same problem are merged and counted.
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What system design questions does Rippling ask?
Candidates reported 8 distinct system design problems at Rippling between September 2025 and September 2026, including Design News Pull Scheduling, Article Storage, and Topic Reads, Design a Hotel Search and Reservation System, Design a User Behavior Tracking (Clickstream Analytics) System.
How to prepare for Rippling system design interview?
Start with the Rippling problems reported most often, work through each full solution, then practice explaining a design end to end under time pressure in a mock interview.
What is the difference between HLD and LLD at Rippling?
HLD (High-Level Design) focuses on system architecture, scalability, and component interactions. LLD (Low-Level Design) dives into class diagrams, API contracts, and database schemas. Rippling tests both.