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Updated weekly · Last refresh Oct 17

Quess IT Staffing Software Engineer Interview Questions

The questions to prepare for a Quess IT Staffing Software Engineer interview. Questions from real interview reports rank first. Updated daily.

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CodingStart here. 17 questions · ~152 min

In-Place String ReversalEasy

Practice

Implement in-place reversal and swapping without extra memory using two pointers or arithmetic/XOR.

string manipulation

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Maximum Subarray Using KadaneEasy

Practice

Compute the maximum contiguous subarray sum in O(n) time using Kadane's Algorithm.

Basic AlgorithmsDynamic ProgrammingArrays

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SQL & Data Manipulation8 questions + 2 drills · ~91 min

Second Highest Without AggregatesHard

Practice

Find the second highest salary in each department without using aggregate functions.

SubqueriesRankingSelf-Joins

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Java Core Concepts and SQL BasicsMedium

Practice

Practice drill

Explain core Java concepts and produce an aggregated SQL access summary using joins.

javaJoinssql

Saviynt

Core Java and Spring MicroservicesMedium

Practice

Practice drill

Return cardholders whose 2025 approved transaction total is at least 1000 across multiple transaction records.

javaJoinssql

Mastercard

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Technical Fundamentals5 questions · ~45 min

Three-Phase Meter BasicsMedium

Assesses understanding of basic electrical measurement concepts for three-phase systems.

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Security & Infrastructure8 questions · ~71 min

SolarWinds L1 and Network BasicsMedium

Assesses infrastructure monitoring knowledge and core networking fundamentals.

Networking

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Execution3 questions · ~27 min

Aligning Work to Client RequirementsMedium

Evaluates execution discipline and ability to translate client needs into technical delivery.

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Behavioral & Leadership5 questions · ~45 min

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