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Updated weekly · Last refresh Aug 30

ABC Software Engineer Interview Questions

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

50questions
~8htotal time
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1
CodingStart here. 21 questions · ~205 min
Reverse a Singly Linked ListEasy
Practice

Problem Given the head of a singly linked list, reverse the list, and return the new head node. The linked list is defined as follows: python class ListNo...

RecursionStackDynamic ProgrammingABC
Longest Substring Without RepeatsMedium
Practice

Find the longest substring with all unique characters using a sliding window.

Hash TablesStringsTwo PointersABC
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2
Execution8 questions · ~78 min
Handle Critical Production VulnerabilityMedium
Recently asked

Describe how you assessed, contained, communicated, and resolved a critical production vulnerability under pressure.

Launch PlanningTrade-offsRisk AssessmentABC
Your Strengths and WeaknessesEasy

Tests self-awareness and how you position yourself for success in an Account Executive role at Aqr.

Trade-offsSuccess CriteriaRisk AssessmentABC
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3
System Design3 questions · ~29 min
Supervised vs Unsupervised MLMedium

Assesses core machine learning understanding and ability to explain key distinctions clearly.

Machine LearningABC
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4
SQL & Data Manipulation6 questions + 3 drills · ~89 min
5
Security & Infrastructure5 questions · ~49 min
Identify API ConsumersMedium

Assesses security and observability thinking for tracking API usage and consumers.

apiABC
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6
Behavioral & Leadership6 questions · ~59 min
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7
More topics1 question · ~10 min
ServiceNow Setup from ScratchHard

Assesses your ability to implement and configure ITSM workflows in ServiceNow.

ABC
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.