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Updated weekly · Last refresh Sep 18

Bitdeer Technologies Group Software Engineer Interview Questions

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

37questions
~6htotal time
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1
CodingStart here. 9 questions · ~93 min
Merge Two Sorted Linked ListsEasy
Practice

Merge two sorted singly linked lists into one sorted list by relinking existing nodes.

RecursionLinked ListsSortingBitdeer Technologies Group
Check Binary Tree BalanceEasy
Practice

Use postorder recursion to determine whether a binary tree is height-balanced in O(n) time.

RecursionSearchingTreesBitdeer Technologies Group
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2
Execution10 questions · ~103 min
Manage Cloud Security RisksMedium

Explain how you would identify, prioritize, and mitigate cloud security risks while keeping a critical platform delivery on track.

Cloud Security RisksDevOpsSecurityBitdeer Technologies Group
Distributed Lock ImplementationHard

Tests ability to design safe distributed locking mechanisms under failures and concurrency.

Trade-offsSuccess CriteriaRisk AssessmentBitdeer Technologies Group
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3
Pipelines6 questions · ~62 min
Relational vs Non-Relational DatabasesEasy

Tests database selection reasoning based on data model, consistency, and access patterns.

InfrastructureData ModelingQualityBitdeer Technologies Group
Redis Cache Storage StructureMedium

Tests understanding of Redis data structures and how they impact caching behavior and performance.

InfrastructureData ModelingQualityBitdeer Technologies Group
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4
Behavioral & Leadership8 questions · ~82 min
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5
More topics4 questions · ~41 min
MySQL Indexes and InnoDBMedium

Tests understanding of MySQL indexing and InnoDB internals for performance and correctness.

JoinsData WranglingAggregationsBitdeer Technologies Group
CAP Theorem ImplicationsMedium

Tests understanding of consistency, availability, partition tolerance, and practical system trade-offs.

InfrastructureTrade-offsData ModelingBitdeer Technologies Group
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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
SQL Weekly Retention by ChannelMedium
Practice
Practice drill

Calculate cohort-based weekly user retention by acquisition channel using multi-level aggregation.

Window FunctionsDate FunctionsCTEsBitdeer Technologies Group
Monthly Sales Trends by CategoryMedium
Practice
Practice drill

Aggregate monthly sales by product category and use LAG to calculate month-over-month changes.

InfrastructureToolsData WranglingTotal Wine & MoreInc.Benjamin Moore
Database Trade-Offs for DetectionHard
Practice
Practice drill

Compare financial crime detection architectures using joined run metrics, aggregates, NULL handling, and ordered performance results.

fraud detectionTrade-offsdistributed databasesDeloitte
The finish line: interview-readyComplete all 37 questions plus 3 hands-on drills to finish this plan.