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Updated weekly · Last refresh Aug 30

VLink Software Engineer Interview Questions

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

37questions
~6htotal time
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1
CodingStart here. 22 questions · ~207 min
Palindrome FunctionEasy
Practice
Recently asked

Use two pointers to determine whether a City National Bank reference label reads identically forward and backward.

RecursionStringsTwo PointersVLink
Two Sum ProblemEasy
Practice
Recently asked

Find two indices in an array whose values add up to a target using a hash map.

Hash TablesArraysTwo PointersVLink
Comparable vs Comparator in JavaMedium
Recently asked

Tests your understanding of Java sorting and comparison interfaces.

ArraysSortingVLink
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2
System Design3 questions · ~28 min
Design a URL Shortening ServiceHard
Recently asked

Design a URL shortening service that routes, ranks, and monitors links at scale.

Feature StoreModel ServingVLink
State Management in ReactMedium
Recently asked

Tests frontend architecture choices for predictable UI behavior and maintainability.

reactstate managementVLink
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3
Execution3 questions · ~28 min
Debug a Complex IssueMedium
Recently asked

Tests your troubleshooting process, hypothesis-driven debugging, and verification.

Trade-offsRisk AssessmentScope ManagementVLink
Optimize a Slow Web AppMedium
Recently asked

Tests your performance debugging and optimization methodology for production web apps.

Trade-offsRisk AssessmentScope ManagementVLink
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4
Behavioral & Leadership8 questions · ~75 min
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5
More topics1 question · ~9 min
SQL for Employee QueriesMedium
Practice

Use recursive CTEs and anti-join logic to find active VLink employees without a current department.

databasesqlVLink

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Hands-on SQL practiceWrite and run real queries in the editor. 2 drills · ~20 min
Top Customers by Sales RevenueEasy
Practice
Practice drill

Use GROUP BY and SUM to rank the top 10 customers by total revenue from a single sales table.

RankingGroup ByAggregationsHousecall ProEquifaxXYZ
SQL Bookstore Schema PracticeEasy
Practice
Practice drill

Use a CTE, joins, and distinct aggregates to calculate Meta Logistics bookstore payment metrics.

sql queriessqlpythonMeta Logistics
The finish line: interview-readyComplete all 37 questions plus 2 hands-on drills to finish this plan.