Top 47
Prep plan
Updated weekly · Last refresh Oct 12

ADP Software Engineer Interview Questions

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

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1
CodingStart here. 21 questions · ~210 min
Merge Dictionaries in PythonEasy
Practice
Recently asked

Merge two Python dictionaries into a new dictionary, with values from the second dictionary overriding duplicate keys.

pythonADP
Two-Sum With Optimal ApproachEasy
Practice
Recently asked

Use a hash map to return every distinct index pair whose values sum to a target in output-sensitive time.

Arraystwo sumoptimizationADP
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2
SQL & Data Manipulation6 questions + 1 drill · ~70 min
LEFT JOIN for Missing RecordsEasy
Practice
Recently asked

Use a LEFT JOIN to return students who have no corresponding marks records.

missing valuesnull handlingJoinsADP
Second Highest Trader SalaryEasy
Practice
Recently asked

Find the second highest distinct salary from a single table using basic PostgreSQL ordering and limiting.

SubqueriesRankingSortingADP
SQL Highest Salary Per DepartmentMedium
Practice
Recently asked
Practice drill

Find each department's maximum salary and all employees tied at that salary using LEFT JOINs and a correlated subquery.

sqlAggregationsAutomatic Data ProcessingTechminds GroupNetcracker Technology
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3
Execution3 questions · ~30 min
Approach an Automated RetrieverMedium
Recently asked

Evaluates problem-solving approach and ability to plan an automation solution.

Problem SolvingAutomationADP
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4
Behavioral & Leadership11 questions · ~110 min
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5
More topics6 questions · ~60 min
Design a Hotel SystemHard
Recently asked

Tests system design skills for building a modular, end-to-end service.

system designProject ManagementADP
Handling Millions of DataMedium
Recently asked

Evaluates data pipeline and scalability thinking for large volumes of data at ADP.

scalabilitydata handlingADP
SOLID and Dependency InjectionMedium
Recently asked

Evaluates software design principles and practical use of dependency injection.

solid principlesdependency injectionspring bootADP
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The finish line: interview-readyComplete all 47 questions plus 1 hands-on drill to finish this plan.