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Anonymous Software Engineer Interview Questions

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

50questions
~8htotal time
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1
CodingStart here. 17 questions · ~166 min
Detect Cycles in Task GraphMedium
Practice
Recently asked

Detect whether a directed dependency graph of startup tasks contains a cycle using DFS or topological ordering.

dfscycle detectionGraphsAnonymous
Rotate Array by KEasy
Practice

Rotate an array right by k positions using the three-reversal technique in O(n) time and O(1) extra space.

Array ManipulationAnonymous
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2
SQL & Data Manipulation15 questions + 2 drills · ~166 min
Second Highest Without AggregatesHard
Practice
Recently asked

Find the second highest salary in each department without using aggregate functions.

SubqueriesRankingSelf-JoinsAnonymous
Explain ACID in Transaction SystemsEasy

Explain the four ACID properties and why they matter for reliable transaction processing in SQL systems.

acid propertiestransactionsdata integrityAnonymous
Second Highest Trader SalaryEasy
Practice
Practice drill

Find the second highest distinct salary from a single table using basic PostgreSQL ordering and limiting.

SubqueriesRankingSortingeClinicalWorksInformaticaSpectraforce Technologies
SQL Join for Top EarnersEasy
Practice
Practice drill

Use ORDER BY and LIMIT to return Roku's two highest-paid employees.

queriesJoinssqlRoku
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3
System Design8 questions · ~78 min
System Design for Distributed SystemsHard

Evaluates system design skills for caching and load balancing in distributed systems.

system designdistributed systemsAnonymous
Design a Whole WebsiteHard

Assesses system design thinking for a full web product and responsible use of AI.

Anonymous
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4
Security & Infrastructure5 questions · ~49 min
Explain MOSFET ConceptMedium

Assesses understanding of fundamental electronics and circuit concepts.

Anonymous
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5
Behavioral & Leadership4 questions · ~39 min
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6
More topics1 question · ~10 min
Scalable URL Shortener DesignHard
Recently asked

Tests system design for high throughput, scalability, and performance under concurrent access.

system designTrade-offsscalabilityAnonymous
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