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Prep plan
Updated weekly · Last refresh Oct 17

Simpl Software Engineer Interview Questions

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

44questions
~8htotal time
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1
CodingStart here. 17 questions · ~179 min
Kth Minimum in ArrayMedium
Practice

Find the kth smallest value in an unsorted Simpl payment array using a bounded max-heap.

AlgorithmsSimpl
Implement Binary Search AlgorithmEasy
Practice

Write a binary search function to find a target value in a sorted array.

SearchingSimpl
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2
Execution8 questions · ~84 min
Ensure Distributed Data ConsistencyHard

Define an execution approach for maintaining data consistency across distributed systems while balancing delivery speed, risk, and operational resilience.

InfrastructureTrade-offsRisk AssessmentSimpl
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3
System Design7 questions · ~74 min
BookMyShow Schema DesignHard

Evaluates data modeling skills for a ticketing and shows domain.

designSimpl
Design Movie Ticket BookingHard

Evaluates system design skills for a ticketing platform, including core components and scalability.

booking systemSimpl
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4
SQL & Data Manipulation3 questions + 3 drills · ~62 min
Optimizing a SQL QueryMedium

Tests query tuning skills using indexing, query plans, and data modeling tradeoffs.

SubqueriesJoinsAggregationsSimpl
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
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
TCP vs UDP and Use CasesMedium
Practice
Practice drill

Compare TCP and UDP telemetry by reliability and latency, then recommend the better protocol per application.

NetworkingCase WhendesignVerkada
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5
Behavioral & Leadership7 questions · ~74 min
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6
More topics2 questions · ~21 min
Kafka Messaging FundamentalsMedium

Tests understanding of Kafka concepts like producers, consumers, partitions, and offsets.

kafkaSimpl
URL Resolution by BrowserMedium

Tests understanding of DNS, networking flow, and browser behavior for URL resolution.

NetworkingSimpl
The finish line: interview-readyComplete all 44 questions plus 3 hands-on drills to finish this plan.