Exxon Software Engineer Interview Questions

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

23questions

~4htotal time

Track your progressSign up free to work through all 23 questions and resume where you left off.

Start practicing free →

CodingStart here. 5 questions · ~51 min

Two Sum with TargetEasy

Practice

Use a hash map to find two array elements that sum to a target in O(n) time.

Hash TablesArraysStrings

Exxon

Linked List ReversalEasy

Practice

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

RecursionLinked ListsArrays

Exxon

Programming Languages and RationaleEasy

Practice

Format a concise response listing programming languages and the reason for comfort with each.

Codingclean codeMath

Exxon

Optimizing a Complex AlgorithmHard

Tests your algorithmic reasoning and performance optimization skills.

Dynamic ProgrammingSortingGreedy

Exxon

More Coding questions with a free account

Behavioral & Leadership15 questions · ~153 min

Raising the Bar on Code QualityMedium

Tests ownership and leadership in improving maintainability, testability, and team coding practices in an engineering environment.

code qualityTestingpython

Exxon

More Behavioral & Leadership questions with a free account

More topics3 questions · ~31 min

Optimizing Under ConstraintsHard

Tests your ability to apply optimization thinking to real operational constraints at Exxon.

Trade-offsRoadmappingRisk Assessment

Exxon

Monitoring Refinery ProcessesHard

Tests your system design skills for industrial monitoring, data flows, and reliability needs.

InfrastructureFeature StoreModel Serving

Exxon

Testing Reliability in Critical OpsMedium

Tests your approach to reliability testing for safety-critical or high-availability systems.

Rollback PlanSuccess CriteriaRisk Assessment

Exxon

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 23 questions to finish this plan.