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Sun Life Financial Software Engineer Interview Questions

The questions to prepare for a Sun Life Financial Software Engineer interview. Questions from real interview reports rank first. Updated weekly.

50questions
~7htotal time
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1
SQL & Data ManipulationStart here. 7 questions + 3 drills · ~87 min
Core Components of a DBMSEasy

Explain the main DBMS components, what each does, and how they work together to store, secure, and query data.

JoinsData WranglingAggregationsSun Life Financial
Normalization vs Denormalization TradeoffsMedium

Explain normalization, why it improves data integrity, and when denormalization is a practical performance tradeoff.

schema designperformanceData ModelingSun Life Financial
SQL Query for Third LargestMedium
Practice
Practice drill

Use a CTE, join, and RANK window function to find employees earning the third-highest distinct salary.

aggregationsqlSun Life FinancialCollabera
Top Customers by Net SalesMedium
Practice
Practice drill

Compute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.

SubqueriesJoinsData WranglingGain DigitalTCSZest AI
Unify CRM and Google Analytics ViewHard
Practice
Practice drill

Merge CRM orders with GA events via an identity map to build a customer-level view using joins, window functions, and monthly rollups.

SubqueriesJoinsData WranglingArtefact
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2
Coding14 questions · ~115 min
Java Memory and CollectionsMedium

Tests Java fundamentals, memory model awareness, and practical collection selection.

memory leakjavacollectionsSun Life Financial
Create a Java Immutable ClassMedium

Tests your understanding of immutability, defensive design, and safe object construction in Java.

javaabstractionoopSun Life Financial
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3
Security & Infrastructure3 questions · ~25 min
VM vs ContainerMedium

Evaluates your understanding of virtualization and containerization concepts.

ContainersSun Life Financial
AWS S3 Use CaseEasy

Tests knowledge of AWS storage services and typical use cases.

awsSun Life Financial
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4
Behavioral & Leadership24 questions · ~197 min
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5
More topics2 questions · ~16 min
CI/CD and Backend DevelopmentMedium

Tests your experience with delivery pipelines and backend engineering practices.

CI/CDSun Life Financial
Microservices and SOLID PrinciplesHard

Evaluates your ability to design microservices and apply SOLID principles to maintainable backend systems.

solid principlesmicroservicesSun Life Financial
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.