Goldman Sachs Bank Software Engineer Interview Questions

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

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CodingStart here. 29 questions · ~300 min

Find the first non-repeating character in a string using frequency counting and a second pass in O(n) time.

Detect Cycle in Linked ListEasy

Practice

Use Floyd’s two-pointer algorithm to determine whether a singly linked list contains a cycle.

Hash TablesLinked ListsTwo Pointers

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Longest Substring Without RepeatsMedium

Practice

Find the longest substring with all unique characters using a sliding window.

Hash TablesStringsTwo Pointers

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Execution8 questions · ~83 min

Explain how you would secure a web application against common vulnerabilities while balancing delivery speed, risk, and release controls.

Define Success Criteria for Feature LaunchEasy

Define launch success criteria for a new feature with clear KPIs, leading indicators, and stakeholder alignment.

Launch PlanningSuccess CriteriaRisk Assessment

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System Design4 questions · ~41 min

Microservices Architecture Trade-offsMedium

Evaluates your ability to reason about microservices architecture and component-level design trade-offs.

architecturemicroservices

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Principles of RESTful API DesignMedium

Tests your understanding of REST constraints, resource modeling, and API consistency.

restapi design

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Behavioral & Leadership8 questions · ~83 min

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