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Updated weekly · Last refresh Oct 17

Techno Comp Software Engineer Interview Questions

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

31questions
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1
CodingStart here. 15 questions · ~146 min
Linked List ReversalEasy
Practice

Reverse a singly linked list in-place using iterative pointer manipulation.

RecursionLinked ListsArraysTechno Comp
Programming Languages and RationaleEasy
Practice

Format a concise response listing programming languages and the reason for comfort with each.

Codingclean codeMathTechno Comp
Implement Binary SearchEasy
Practice

Implement binary search to find a target value in a sorted array in O(log n) time.

Recursionbinary searchArraysTechno Comp
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2
Execution11 questions · ~107 min
Handle a Difficult Team MemberMedium

Explain how you would handle a difficult team member while protecting delivery, relationships, and clarity across stakeholders.

Trade-offsRisk AssessmentDependenciesTechno Comp
Prioritize Competing Research DeadlinesEasy

Explain how you prioritize competing research tasks with different deadlines, business impact, and stakeholder needs.

Trade-offsRoadmappingScope ManagementTechno Comp
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3
More topics5 questions · ~49 min
Optimizing Slow SQL QueriesMedium

Tests your SQL performance troubleshooting and optimization approach.

Window FunctionsJoinsAggregationsTechno Comp
Shopping Cart System DesignHard

Evaluates system design skills for building a core e-commerce component with correct data flows.

user experienceTechno Comp
Architect a Scalable Web AppHard

Tests ability to design for scalability, availability, and maintainability in production systems.

InfrastructureNetworkingos internalsTechno Comp
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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Detect Consecutive Losing StreaksMedium
Practice
Practice drill

Identify bet365 users with consecutive losing bets above a risk threshold using ordered streak grouping.

abuse trackingData Manipulationsql querybet365
Database Indexing Trade-OffsHard
Practice
Practice drill

Analyze a food-order total query and explain index trade-offs for filtering, joins, aggregation, and write overhead.

Trade-offsdatabase optimizationJoinsHelloFresh
Database Indexing Trade-offsHard
Practice
Practice drill

Compare PostgreSQL index strategies by read latency, write overhead, storage size, and an overall cost score.

Trade-offsdatabase optimizationdatabase managementHHostinger InternationalPPorch GroupCapital Technology Group
The finish line: interview-readyComplete all 31 questions plus 3 hands-on drills to finish this plan.