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Updated weekly · Last refresh Oct 17

Noom Software Engineer Interview Questions

The questions to prepare for a Noom Software Engineer interview. Questions from real interview reports rank first. Updated daily.

20questions
~3htotal time
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1
CodingStart here. 6 questions · ~53 min
Average Task Time CalculationMedium
Practice

Compute a date-range average from baseline intervals and temporary overrides using a sweep-line interval algorithm.

function implementationNoom
Coach Time-Splits With OverridesHard

Evaluates your ability to model override-based time allocations and implement an efficient aggregation algorithm.

Data ModelingNoom
Workout Splits With PausesHard

Evaluates algorithms and data modeling for computing running splits while handling pause and resume gaps.

Data ModelingNoom
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2
System Design3 questions · ~27 min
Design a URL Shortening ServiceHard

Design a URL shortening service that routes, ranks, and monitors links at scale.

Feature StoreModel ServingNoom
Scaling List IntersectionHard

Assesses your approach to large-scale set intersection with duplicates and complexity tradeoffs.

scalabilityNoom
API for Tracking Running DistanceHard

Evaluates your ability to design an API and supporting data model for a fitness tracking use case.

api designNoom

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3
Behavioral & Leadership9 questions · ~80 min
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4
More topics2 questions · ~18 min
Coach Allocation Report PipelineHard

Assesses your approach to building pipelines that aggregate time-based allocation data correctly.

data managementNoom
SQL Baseline/Temporary Coach RolesMedium

Assesses your SQL/data manipulation skills for computing averaged role allocation percentages over time.

Noom
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Top Users by EngagementMedium
Practice
Practice drill

Rank Dayforce users by quarterly engagement and return the top 10% using aggregation and NTILE().

sql queryEngagement MetricsDayforceLatticeCondé Nast
Real-Time User Interaction SchemaMedium
Practice
Practice drill

Design a real-time Uber interaction schema and summarize each user's interaction activity, including users with no recorded events.

schema designdata managementdatabase designUber
SCD Type 2 in WarehouseHard
Practice
Practice drill

Create versioned Roku customer and device records with effective timestamps and current-row indicators.

data managementtransactionsdata integrityRoku
The finish line: interview-readyComplete all 20 questions plus 3 hands-on drills to finish this plan.