Fresh Gravity Software Engineer Interview Questions

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

How Java Garbage Collection Works

Medium

Explain Java GC roots, reachability, generations, and how collection reclaims unused heap memory.

ArraysStrings

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Advantages of REST APIs

Easy

Tests understanding of REST principles and practical API design benefits.

Trade-offsSuccess CriteriaScope Management

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Design a Real-Time Chat Ranker

Hard

Design the ML system behind a real-time chat app, including message ranking, retrieval, serving, and feedback loops.

InfrastructureRetrieval

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SQL Window Function Ranking

Medium

Tests proficiency with window functions and partitioned ranking logic.

Window FunctionsRankingGroup By

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Production Pipeline Quality Monitoring

Medium

Approach for adding data quality checks, observability, and production monitoring to a data pipeline.

Data Qualitymonitoringobservability

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Batch ETL Pipeline Design

Hard

Tests ETL pipeline design skills including orchestration, transformations, and reliability.

ETLBatch ProcessingOrchestration

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