FactSet interview questions and how to prepare
The questions candidates report from FactSet interviews, sorted by how often they come up, with difficulty and topics, plus original practice written in FactSet's interview style.
ZorixOS tracks 4 community-reported FactSet interview questions, drawn from an open-source dataset of real interview reports and sorted by how frequently each one comes up. Every question links to its source. Alongside them are 77 original ZorixOS practice questions written in FactSet's known interview style (not claimed as asked at FactSet), so you can rehearse the real format. Practice any of them out loud in a free AI mock interview tuned to FactSet.
Updated July 2026
FactSet interview questions candidates report
Community-reported from real FactSet interviews (open-source dataset), most-asked first. Showing 4. Each links to its source.
- Remove Duplicate LettersStringStackGreedyMonotonic StackMedium100% asked
- Remove All Adjacent Duplicates in String IIStringStackMedium98% asked
- Smallest Subsequence of Distinct CharactersStringStackGreedyMonotonic StackMedium98% asked
- Group AnagramsArrayHash TableStringSortingMedium62% asked
Practice questions in FactSet's style
Original ZorixOS questions written the way FactSet interviews, so you rehearse the real format. Not claimed as asked at FactSet.
Imagine a FactSet client, a hedge fund, needs to ingest real-time market data feeds from multiple exchanges. Describe the architectural considerations for a system that can handle this ingest at scale, ensuring low latency and high availability. What are potential bottlenecks and how would you address them?
Software EngineerSystem DesignTests: Evaluates the candidate's ability to design scalable, low-latency, and resilient distributed systems relevant to financial data processing.FactSet provides a platform for portfolio managers to analyze risk. If a user reports that the risk analytics for a specific portfolio are occasionally showing drastically different results than expected, how would you approach debugging this issue? What data would you look for, and what systematic steps would you take?
Software EngineerDebuggingTests: Assesses the candidate's systematic approach to identifying and resolving complex software bugs in a data-intensive application.Write a SQL query to find the top 5 asset classes by AUM (Assets Under Management) for all institutional clients in North America that have used FactSet's portfolio analytics tools in the last quarter. Assume you have tables for `clients`, `portfolios`, `assets`, and `usage_logs`.
Data ScientistSQLTests: Tests SQL proficiency for data retrieval, aggregation, and filtering on financial data.FactSet's platform aggregates financial data. If we were to introduce a new data source for alternative data (e.g., satellite imagery for retail traffic), what metrics would you propose to measure the adoption and impact of this new data set on our clients' workflows and FactSet's platform usage?
Product ManagerMetricsTests: Evaluates the candidate's understanding of product metrics and their ability to define success for a new feature.Design a user interface for a new FactSet feature that allows buy-side analysts to quickly compare the ESG (Environmental, Social, Governance) scores of companies across different industries. Consider the key information needed, user workflows, and potential data visualizations.
Product DesignerUI/UX DesignTests: Assesses the candidate's ability to translate user needs and complex data into an intuitive and effective user interface.FactSet competes with Bloomberg and Refinitiv. Develop a marketing campaign strategy targeting emerging asset managers who are currently using spreadsheets or less sophisticated tools for their investment research. What channels would you use, and what would be the core messaging?
MarketingMarketing StrategyTests: Measures the candidate's strategic thinking in developing a targeted marketing campaign for a specific customer segment.
71+ more FactSet-style questions are in the free library, each practiceable live with adaptive follow-ups and an honest scorecard. Start free.
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