Dataford
Top 36
Prep plan
Updated weekly · Last refresh Aug 30

Quest Software Software Engineer Interview Questions

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

36questions
~5htotal time
Track your progressSign up free to work through all 36 questions and resume where you left off.
Start practicing free →
1
CodingStart here. 14 questions · ~119 min
Linked List ReversalEasy
Practice

Reverse a singly linked list in-place using iterative pointer manipulation.

RecursionLinked ListsArraysQuest Software
Implement Stack with Two QueuesMedium

Tests data structure implementation skills and correct queue-based stack behavior.

StackimplementationQuest Software
Predict Steps for PancakesHard

Evaluates your algorithmic intuition and ability to derive results without brute force.

Problem SolvingQuest Software
More Coding questions with a free account
2
SQL & Data Manipulation6 questions + 3 drills · ~81 min
Optimize High-Load Database QueriesHard

Tests skills in query optimization, indexing, and performance thinking under load.

queriesdatabase optimizationQuest Software
Optimize a Slow Database QueryHard

Tests debugging approach, indexing strategy, and performance measurement for SQL workloads.

performancedatabaseoptimizationQuest Software
SQL Join for Top EarnersEasy
Practice
Practice drill

Use ORDER BY and LIMIT to return Roku's two highest-paid employees.

queriesJoinssqlRoku
Top Models Per Asset ClassEasy
Practice
Practice drill

Rank Balyasny research models by average return within each asset class using DENSE_RANK and aggregation.

performancesqlBalyasny Asset Management
Analyzing Operations Bottlenecks with SQLHard
Practice
Practice drill

Use multi-level CTEs, joins, and LAG to identify Samsung regional inventory shortages and late deliveries.

JoinsperformanceAggregationsSamsung ElectronicsApeel Sciences
More SQL & Data Manipulation questions with a free account
3
Behavioral & Leadership13 questions · ~111 min
More Behavioral & Leadership questions with a free account
4
More topics3 questions · ~26 min
Architecture Scaling and BottlenecksHard

Tests system design and performance troubleshooting for enterprise-scale applications.

performancescalabilityarchitectureQuest Software
SOLID and Fan-In Fan-OutMedium

Evaluates your system design thinking and ability to apply design patterns in cloud architectures.

solid principlesQuest Software
Front-End Security ConsiderationsHard

Tests secure front-end design practices relevant to enterprise cybersecurity expectations.

SecurityQuest Software

Sign up to see every question

Create a free account to unlock this list and practice real interview questions.

Get my prep plan
The finish line: interview-readyComplete all 36 questions plus 3 hands-on drills to finish this plan.