7eleven Software Engineer Interview Questions

The questions to prepare for a 7eleven Software Engineer interview. Questions from real interview reports rank first. Updated daily.

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CodingStart here. 16 questions · ~155 min

Find two array values that sum to a target using a hash map in O(n) time.

First Non-Repeating CharacterEasy

Practice

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

Hash TablesStringsSearching

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SQL & Data Manipulation16 questions + 1 drill · ~165 min

Use joins, a CTE, and aggregation to rank the top 5 products by non-returned revenue in the last 30 days.

Break Reporting Queries with CTEsMedium

Explain how CTEs split a complex reporting query into readable, reusable steps.

SubqueriesData WranglingCTEs

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Segment Instacart orders by region, retailer, and derived delivery outcome with aggregate operational metrics.

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Execution16 questions · ~155 min

Prepare for the HR RoundEasy

Explain how you would prepare for an HR round after clearing technical interviews, with emphasis on alignment, communication, and role fit.

Success CriteriaRisk AssessmentScope Management

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Collaborate Across AEC and Software TeamsEasy

Explain how you align architecture, engineering, and software teams during delivery while managing dependencies, risks, and execution trade-offs.

Trade-offsRisk AssessmentScope Management

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