Top 36
Prep plan
Updated weekly · Last refresh Oct 17

Neptune Technology Group Software Engineer Interview Questions

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

36questions
~5htotal time
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1
CodingStart here. 7 questions · ~56 min
LINQ BasicsEasy

Evaluates ability to write correct basic LINQ queries used in Neptune's data processing.

Data ManipulationNeptune Technology Group
Class vs Object ModelingEasy

Tests fundamentals of object-oriented modeling and class design.

object-oriented programmingNeptune Technology Group
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2
Pipelines3 questions · ~24 min
Efficient JSON PayloadsMedium

Tests ability to design API contracts that reduce payload size, improve throughput, and maintain compatibility.

APIsjson parsingData ModelingNeptune Technology Group
Serverless Telemetry ProcessingMedium

Tests understanding of event-driven processing and how serverless components support low-latency telemetry pipelines.

InfrastructureStream ProcessingNeptune Technology Group
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3
Behavioral & Leadership20 questions · ~160 min
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4
More topics6 questions · ~48 min
Microservices on AWS for TelemetryHard

Tests system design skills for cloud-native microservices, including decomposition, communication, and operational concerns.

Feature StoreModel ServingRecommendation SystemsNeptune Technology Group
Thread Safety and Exception HandlingHard

Tests production readiness for reliability, concurrency control, and robust error handling under load.

TestingFrameworksNeptune Technology Group
Optimize Multi-Table Reporting SQLHard

Tests advanced SQL optimization for complex joins, indexing strategy, and performance under reporting SLAs.

JoinsperformanceAggregationsNeptune Technology Group
SQL Server vs DynamoDB Trade-offsMedium

Tests data modeling and storage decision-making based on query patterns, consistency, and scalability needs.

Decision MakingTrade-offsScope ManagementNeptune Technology Group
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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
The finish line: interview-readyComplete all 36 questions plus 3 hands-on drills to finish this plan.