Dataford
Top 50
Prep plan
Updated weekly · Last refresh Aug 30

The Federal National Mortgage Association - Fannie Mae Software Engineer Interview Questions

The questions to prepare for a The Federal National Mortgage Association - Fannie Mae Software Engineer interview. Questions from real interview reports rank first. Updated weekly.

50questions
~8htotal time
Track your progressSign up free to work through all 50 questions and resume where you left off.
Start practicing free →
1
CodingStart here. 25 questions · ~228 min
Integer Division Without OperatorsMedium
Practice

Implement integer division without using multiplication or division, using repeated doubling for O(log n) time.

MathArraysGreedyThe Federal National Mortgage Association - Fannie Mae
Palindrome CheckEasy
Practice

Use two pointers to determine whether a PowerStore asset label reads identically in reverse.

ArraysStringsTwo PointersThe Federal National Mortgage Association - Fannie Mae
More Coding questions with a free account
2
System Design8 questions · ~73 min
Debugging Production IssuesMedium
Recently asked

Tests systematic troubleshooting, data gathering, and safe remediation in production environments.

production issuesDebuggingThe Federal National Mortgage Association - Fannie Mae
Scalable Mortgage API DesignHard
Recently asked

Assesses API design tradeoffs for scalability, reliability, and performance in mortgage workflows.

api designsystem architecturescalabilityThe Federal National Mortgage Association - Fannie Mae
More System Design questions with a free account

Sign up to see every question

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

Get my prep plan
3
Execution4 questions · ~36 min
First Two Weeks PlanMedium

Evaluates onboarding planning, prioritization, and ability to ramp up quickly.

onboardingPlanningThe Federal National Mortgage Association - Fannie Mae
Shift-Left DevOps ExamplesMedium

Tests understanding of shift-left practices and how they apply to software delivery.

DevOpsThe Federal National Mortgage Association - Fannie Mae
More Execution questions with a free account
4
SQL & Data Manipulation3 questions + 3 drills · ~57 min
SQL Data Recasting Delinquency RecordsHard

Assesses SQL and data manipulation skills for long-horizon mortgage account data.

Data AnalysisThe Federal National Mortgage Association - Fannie Mae
SQL Moving Average With WindowsMedium
Practice
Practice drill

Calculate each customer’s 30-day moving average of daily transaction totals using aggregation and a PostgreSQL window frame.

Data AnalysisJJP Morgan ChaseFinacleThe Federal National Mortgage Association - Fannie Mae
SQL Queries for RankingMedium
Practice
Practice drill

Rank active HSBC employees by division and return every employee tied for the highest or second-highest salary.

javasqlHsbc
SQL: Character CountEasy
Practice
Practice drill

Count a target character case-insensitively in a Discord message using PostgreSQL string functions.

Data Analysissql queriesstring manipulationDiscord
More SQL & Data Manipulation questions with a free account
5
Security & Infrastructure3 questions · ~27 min
Classpath Troubleshooting on UnixHard

Assesses your Unix and Java troubleshooting skills, especially around classpath issues.

The Federal National Mortgage Association - Fannie Mae
More Security & Infrastructure questions with a free account
6
Behavioral & Leadership7 questions · ~64 min
More Behavioral & Leadership questions with a free account
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.