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Prep plan

Updated weekly · Last refresh Oct 17

OSI Digital Software Engineer Interview Questions

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

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CodingStart here. 13 questions · ~134 min

Fibonacci Iterative vs RecursiveEasy

Practice

Generate all Fibonacci values up to a limit using iterative and recursive techniques, then compare their implementation trade-offs.

RecursionBasic Algorithmsloops

OSI Digital

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SQL & Data Manipulation11 questions + 2 drills · ~134 min

Second Highest Without AggregatesHard

Practice

Find the second highest salary in each department without using aggregate functions.

SubqueriesRankingSelf-Joins

OSI Digital

Understanding Primary Keys in DatabasesEasy

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

OSI Digital

SQL Ordering and JoinsMedium

Practice

Practice drill

Use ordered record selection and joins to return each instrument's latest qualifying order and event with fill details.

coding challengeJoinscomplex queries

Point72

SQL Value SwappingMedium

Practice

Practice drill

Swap two column values for approved rows while preserving unaffected records and returning before-and-after values.

SubqueriesJoinsData Manipulation

NeenOpal

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Technical Fundamentals6 questions · ~62 min

Manhole Shape ReasoningEasy

Tests basic reasoning and ability to explain engineering intuition clearly.

OSI Digital

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Behavioral & Leadership8 questions · ~83 min

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More topics6 questions · ~62 min

Batch Processing and Unit TestingMedium

Assesses testing strategy and reliability thinking for batch pipelines.

Batch Processing

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Network Routing and SD-WANHard

Assesses your depth in networking fundamentals and advanced routing knowledge.

Networking

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Spring MVC Architecture and RoutingMedium

Tests your understanding of Spring MVC request flow, controllers, and routing.

backgroundtechnical experienceFrameworks

OSI Digital

Testing Strategy and Alpha TestingMedium

Evaluates your approach to testing, quality, and release readiness.

code qualityTesting

OSI Digital