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Mirakl Software Engineer Interview Questions

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

50questions
~7htotal time
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1
CodingStart here. 14 questions · ~115 min
Set vs List and EqualityMedium

Evaluates understanding of collection semantics and equality contract.

javaMirakl
Spring Bean ScopesMedium

Evaluates understanding of Spring bean lifecycle and scope behavior.

Mirakl
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2
SQL & Data Manipulation12 questions + 3 drills · ~128 min
Building Strategy from DataMedium

Evaluates data reasoning and how you translate analysis into product or business decisions.

Mirakl
SQL EXPLAIN PurposeMedium

Tests ability to interpret query plans and diagnose performance issues.

query optimizationsqlMirakl
SQL Join for Seller OrdersEasy
Practice
Practice drill

Write a SQL query to join two tables and find the total order volume for a specific marketplace seller over the last 30 days. Use seller ID 101 and interp...

Date FunctionsJoinsAggregationsMirakl
Cohort Conversion ComparisonMedium
Practice
Practice drill

Compare Mirakl buyer cohort conversion rates using aggregation, a LEFT JOIN, and RANK window functions.

Window FunctionsCohort AnalysisAggregationsMiraklSimilarWeb
Java Core Concepts and SQL BasicsMedium
Practice
Practice drill

Explain core Java concepts and produce an aggregated SQL access summary using joins.

javaJoinssqlSaviynt
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3
Execution5 questions · ~41 min
Deploy to Production Without DowntimeHard

Tests your knowledge of release strategies, reliability, and operational best practices.

deploymentMirakl
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4
Behavioral & Leadership16 questions · ~131 min
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5
More topics3 questions · ~25 min
Cassandra Data StorageMedium

Evaluates your system design knowledge of Cassandra data modeling and storage concepts.

data storageMirakl
Thread Safety in Stateful ServicesHard

Tests your ability to prevent race conditions and ensure correctness under concurrent load.

javathread safetyconcurrencyMirakl
High-Volume Product Update IngestionHard

Tests your ability to design scalable ingestion and processing pipelines for high-throughput marketplace data.

Stream ProcessingAPIsQualityMirakl
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.