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Philadelphia Staffing Software Engineer Interview Questions

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

23questions
~3htotal time
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1
CodingStart here. 4 questions · ~35 min
Longest Common SubstringHard
Practice

Find the longest contiguous substring shared by two strings using dynamic programming.

Dynamic ProgrammingArraysStringsPhiladelphia Staffing
API Rate Limiting DesignMedium

Tests system design and practical implementation of request throttling.

APIsData StructuresAlgorithmsPhiladelphia Staffing
Complexity and Large-Scale OptimizationMedium

Tests ability to reason about complexity and apply performance optimizations at scale.

time complexityAlgorithmsoptimizationPhiladelphia Staffing
Python OOP and DSAHard

Tests your ability to apply DSA and OOP concepts in Python.

Data StructurespythonoopPhiladelphia Staffing
2
Behavioral & Leadership18 questions · ~157 min
Prioritizing Competing DeadlinesEasy

Tests prioritization under pressure, including trade-off judgment, stakeholder communication, and ownership of outcomes.

OwnershipDealing With AmbiguityPrioritizationPhiladelphia Staffing
Gathering Requirements Under AmbiguityEasy

Tests requirements gathering in an ambiguous setting, including stakeholder alignment, communication, and ownership of a clear final scope.

Stakeholder ManagementCommunicationOwnershipPhiladelphia Staffing
Resolving Technical Conflict Between EngineersMedium

Tests conflict resolution in technical leadership: mediating disagreement, driving a decision, and preserving team trust and execution.

Conflict ResolutionCommunicationLeadershipPhiladelphia Staffing
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3
More topics1 question · ~9 min
Top Spenders Per Month QueryMedium

Tests SQL windowing/aggregation skills for real-world analytics queries.

Window FunctionsRankingAggregationsPhiladelphia Staffing

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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Rank Top Clients by Product RevenueEasy
Practice
Practice drill

Use a CTE, joins, and RANK() to find the top 2 clients by revenue for each product from completed 2024 orders.

Window FunctionsRankingAggregationsGooglePublicis GroupeRTX
Top Merchants by CityMedium
Practice
Practice drill

Rank the top three DoorDash merchants per city by 30-day revenue using joins, aggregation, date filtering, and ROW_NUMBER.

Window FunctionsRankingAggregationsDoorDash
SQL Window Functions for Top CustomersEasy
Practice
Practice drill

Rank Genesys Cloud customers by completed revenue using aggregation, a CTE, and ROW_NUMBER().

Window FunctionsRankingAggregationsGenesysphDataCGI Group
The finish line: interview-readyComplete all 23 questions plus 3 hands-on drills to finish this plan.