Dataford
Dataford
Top 38
Prep plan
Updated weekly · Last refresh Oct 17

Course Hero Software Engineer Interview Questions

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

38questions
~7htotal time
Track your progressSign up free to work through all 38 questions and resume where you left off.
Start practicing free →
1
CodingStart here. 14 questions · ~146 min
Random Number Generator ScalingHard
Practice

Use rejection sampling to generate a uniform random integer from 1 to 7 using only a uniform 1-to-5 generator.

AlgorithmsCourse Hero
Subarray Sum Equals TargetMedium
Practice

Use prefix sums and a hash set to detect a contiguous subarray with a target sum, including arrays containing negative values.

AlgorithmsCourse Hero
Palindrome Check in PythonEasy
Practice

Check whether text is a case-insensitive alphanumeric palindrome using two pointers without reversing or constructing another string.

pythonCourse Hero
More Coding questions with a free account
2
System Design5 questions · ~52 min
Load Balancing and Database QuestionsMedium

Assesses system design thinking across routing, data handling, and application needs.

databaseload balancingCourse Hero
Web Security for User FeaturesHard

Tests secure engineering practices for authentication, authorization, and common web vulnerabilities.

best practicesweb securityCourse Hero
More System Design questions with a free account
3
Behavioral & Leadership16 questions · ~167 min
More Behavioral & Leadership questions with a free account
4
More topics3 questions · ~31 min
SQL Joins and Connecting TablesMedium

Evaluates practical SQL join decision-making and query construction.

JoinssqlCourse Hero
Load Balancer to Mitigate DDoSHard

Evaluates security-focused infrastructure design and mitigation strategies.

SecurityCourse Hero
MySQL Left Join AggregationMedium

Tests practical MySQL skills with LEFT JOIN behavior and aggregation logic.

aggregationsqlCourse Hero

Sign up to see every question

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

Get my prep plan
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Anagram Check With SQLMedium
Practice
Practice drill

Compare normalized character signatures to determine whether each pair of strings is an anagram.

data cleaningJoinsstring manipulationAdobe
SQL Ordering and JoinsMedium
Practice
Practice drill

Use ordered record selection and joins to return each instrument's latest qualifying order and event with fill details.

coding challengeJoinscomplex queriesPoint72
Unique Elements and Top-K FrequenciesMedium
Practice
Practice drill

Return the first row for each unique value, then rank the k most frequent values.

large datasetsData Structurescomplex queriesEverlaw
The finish line: interview-readyComplete all 38 questions plus 3 hands-on drills to finish this plan.