Top 29

Prep plan

Updated weekly · Last refresh Oct 17

ReachMobi Data Analyst Interview Questions

The questions to prepare for a ReachMobi Data Analyst interview. Questions from real interview reports rank first. Updated daily.

29questions

~4htotal time

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1

SQL & Data ManipulationStart here. 8 questions + 2 drills · ~87 min

Calculate 30-Day User RetentionHard

Use CTEs, joins, and date filtering to calculate 30-day retention by signup cohort from login and feature usage data.

Window FunctionsDate FunctionsAggregations

First Approach to Data AnalysisMedium

Assesses your initial data understanding, quality checks, and analysis planning.

Data Analysis

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Optimize a Poorly Performing SQL QueryMedium

Tests your SQL performance troubleshooting and optimization skills.

technical experience

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Writing SQL for Membership and ClaimsMedium

Deduplicate Centene membership and claims records, then calculate daily member and claim totals.

data cleaningData Analysissql queries

SQL Top 10% Creators by EngagementMedium

Write a SQL query to identify the top 10% of creators based on engagement metrics over the last 30 days. Use the provided creators and creatorengagements ...

Date Functionssql queryData Analysis

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2

Metrics8 questions · ~67 min

Investigate User Engagement DeclineMedium

Investigate a 15% engagement decline by decomposing the metric, isolating root causes, and proposing actions.

RetentionDiagnosisEngagement Metrics

Case Study: Compute LTV MetricsHard

Evaluates your end-to-end analytical workflow for computing LTV and related KPIs.

LTV

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Calculate User Lifetime ValueMedium

Tests your ability to define and compute user LTV for app analytics decisions.

lifetime value

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3

Behavioral & Leadership11 questions · ~93 min

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4

More topics2 questions · ~17 min

Measure Feature Success Without HistoryMedium

Evaluates your experimental design and success metrics when baseline data is missing.

experimental designData Analysis

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Prioritize Acquisition Channels With Limited BudgetMedium

Evaluates your prioritization framework using ROI, retention, and practical constraints.

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The finish line: interview-readyComplete all 29 questions plus 2 hands-on drills to finish this plan.