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Prep plan
Updated weekly · Last refresh Aug 30

Supernova Technology Software Engineer Interview Questions

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

32questions
~5htotal time
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1
CodingStart here. 3 questions · ~28 min
Maximum Sum Contiguous SubarrayEasy
Practice
Recently asked

Use Kadane's algorithm to find the contiguous subarray with the largest sum in linear time.

Dynamic ProgrammingArraysGreedySupernova Technology
First Non-Repeating CharacterEasy
Practice
Recently asked

Find the first non-repeating character in a string using frequency counting and a second pass in O(n) time.

Hash TablesStringsSearchingSupernova Technology
Two Easy Technical QuestionsEasy

Assesses how you communicate and reason through straightforward technical prompts.

Supernova Technology
2
SQL & Data Manipulation5 questions + 2 drills · ~67 min
SQL Joins for TransactionsMedium
Practice
Recently asked

Combine customer transactions and optional notes using INNER JOIN, LEFT JOIN, aggregation, and conditional spend bands.

JoinsData WranglingtransactionsSupernova Technology
Understanding ACID Properties in DatabasesMedium
Recently asked

Explain the ACID properties of database transactions and their importance.

Supernova Technology
Clustered vs Non-Clustered IndexesMedium
Recently asked

Explain how clustered and non-clustered indexes differ in storage, lookup behavior, and query performance.

JoinsData WranglingSupernova Technology
Top Customers by Net SalesMedium
Practice
Practice drill

Compute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.

SubqueriesJoinsData WranglingGain DigitalTCSZest AI
Monthly Campaign Performance SummaryEasy
Practice
Practice drill

Aggregate January 2024 campaign data by channel using GROUP BY, filtering, and ordering by total clicks.

JoinsData WranglingAggregationsDNVEversanaDiscord
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3
Behavioral & Leadership22 questions · ~208 min
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4
More topics2 questions · ~19 min
System Design for URL ShorteningHard

Tests system design skills for building a scalable URL shortening service.

system designSupernova Technology
JVM Garbage Collection UnderstandingMedium

Evaluates your knowledge of JVM GC behavior and performance implications.

Supernova Technology
The finish line: interview-readyComplete all 32 questions plus 2 hands-on drills to finish this plan.