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Updated weekly · Last refresh Aug 30

Regions Software Engineer Interview Questions

The questions to prepare for a Regions Software Engineer interview. Questions from real interview reports rank first. Updated weekly.

25questions
~4htotal time
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1
CodingStart here. 3 questions · ~26 min
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 TablesStringsSearchingRegions
BST vs Binary TreeMedium

Tests understanding of data structure properties and performance implications.

Data StructuresRegions
Collections and API DesignMedium

Assesses practical use of collections and API design tradeoffs for building reliable software.

apicollectionsRegions
2
Behavioral & Leadership20 questions · ~174 min
Explaining Technical Complexity to Business PartnersEasy

Tests communication of complex technical ideas to non-technical partners, including clarity, stakeholder alignment, and influence on decisions.

Stakeholder ManagementCommunicationexplanationRegions
Resolving Technical Conflict Between EngineersMedium

Tests conflict resolution in technical leadership: mediating disagreement, driving a decision, and preserving team trust and execution.

Conflict ResolutionCommunicationLeadershipRegions
Background and Role Fit ScreenEasy

Tests whether you can communicate your background clearly, connect past work to the role, and articulate credible motivation.

backgroundself introductionmotivationRegions
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3
More topics2 questions · ~17 min
Optimizing High-Volume SQLHard

Tests query optimization skills for high-concurrency banking workloads at Regions.

Performance Tuningfinancial datatransactionsRegions
Stabilizing Inconsistent APIsHard

Evaluates debugging strategy, API governance, and delivery-focused decision making in microservices.

microservicesRegions

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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Streamline Month-End Report RefreshMedium
Practice
Practice drill

Use joins, date filtering, and aggregation to produce a faster month-end report from cleaned transaction data.

Data WranglingETLAutomationASI (Advertising Specialty Institute)
Finding Duplicate Records in SQLMedium
Practice
Practice drill

Find repeated posted transactions in Smc³ CarrierConnect using a CTE, GROUP BY, HAVING, and a LEFT JOIN.

Group BytransactionsSmc³U.S. Bank
SQL Joins for TransactionsMedium
Practice
Practice drill

Combine customer transactions and optional notes using INNER JOIN, LEFT JOIN, aggregation, and conditional spend bands.

JoinsData WranglingtransactionsSupernova TechnologyDeloitte
The finish line: interview-readyComplete all 25 questions plus 3 hands-on drills to finish this plan.