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Updated weekly · Last refresh Oct 17

Ymca Of Greater New York Software Engineer Interview Questions

The questions to prepare for a Ymca Of Greater New York Software Engineer interview. Questions from real interview reports rank first. Updated daily.

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1
CodingStart here. 7 questions · ~68 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 TablesArraysStringsYmca Of Greater New York
Core OOP ConceptsEasy

Tests your understanding of fundamental OOP concepts and vocabulary.

Hash TablesArraysStringsYmca Of Greater New York
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2
Technical Fundamentals4 questions · ~39 min
Software Testing ConceptsEasy

Tests understanding of testing layers and how you ensure software quality.

Testingqa processtechnical knowledgeYmca Of Greater New York
Relational vs NoSQL ChoiceMedium

Tests database fundamentals and practical decision-making for data storage needs.

Decision Makingtechnical experienceYmca Of Greater New York
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3
Behavioral & Leadership16 questions · ~156 min
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4
More topics5 questions · ~49 min
Understanding Primary Keys in DatabasesEasy

Explain the concept of a primary key and its importance in database design.

Ymca Of Greater New York
Architecture and ChallengesMedium

Tests your ability to describe system design tradeoffs and resolve complex engineering issues.

projectsarchitectureYmca Of Greater New York
Functional vs Non-Functional TestingEasy

Tests your core QA knowledge of test types and their purposes.

ToolsRisk AssessmentQualityYmca Of Greater New York
Optimize a Slow SQL QueryMedium

Tests performance troubleshooting skills and knowledge of SQL and query tuning.

performancequery optimizationsqlYmca Of Greater New York
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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Refactoring a Slow QueryMedium
Practice
Practice drill

Refactor a slow Candid Health claims query using pre-aggregation, latest-event logic, and monthly payer metrics.

Performance Tuningdatabase optimizationCTEsCandid Health
Automate with Your Programming LanguageMedium
Practice
Practice drill

Count Citi workflow task types with more than one exception and show the latest review date.

Data ManipulationAutomationtechnical experienceCiti
Advanced Data Modeling for PerformanceHard
Practice
Practice drill

Calculate Citi business-unit performance variance against targets and identify the largest shortfalls.

business problemdata managementtechnical experienceCiti
The finish line: interview-readyComplete all 32 questions plus 3 hands-on drills to finish this plan.