ThoughtWorks Data Analyst Interview Questions
The questions to prepare for a ThoughtWorks Data Analyst interview. Questions from real interview reports rank first. Updated weekly.
Define the right metrics to judge whether a new product feature is successful.
Set a clear north star, supporting KPIs, leading indicators, and guardrails for a new product feature.
Assesses prioritization and stakeholder management under pressure.
Explain how you diagnosed and optimized a slow PostgreSQL query using execution plans, indexing, and query rewrites.
Explain how to profile, clean, and standardize missing or dirty data before analysis.
Evaluates your ability to transform data into business decisions.
Assesses your tool selection and ability to justify visualization choices.
Calculate patient rolling 7-day averages and rank patients within each Medpace research site using layered window functions.
Medpace
Health Care Solutions At HomeAggregate monthly sales by product category and use LAG to calculate month-over-month changes.
Total Wine & More
Inc.
Benjamin MooreCompute per-vehicle daily autonomous vs manual seconds from state-change logs using LEAD and conditional aggregation.
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Tests conflict resolution in a delivery context, including communication, influence without authority, and ability to preserve team trust while reaching a decision.