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Uptake Software Engineer Interview Questions

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

50questions
~8htotal time
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1
CodingStart here. 23 questions · ~216 min
Two Sum with TargetEasy
Practice

Use a hash map to find two array elements that sum to a target in O(n) time.

Hash TablesArraysStringsUptake
Linked List ReversalEasy
Practice

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

RecursionLinked ListsArraysUptake
Implement Binary Search AlgorithmEasy
Practice

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

SearchingUptake
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2
Execution6 questions · ~56 min
Compare Data Storage Trade-OffsMedium

Tests your understanding of storage models and how to choose based on access patterns and constraints.

Trade-offsRisk AssessmentScope ManagementUptake
Design for Millions of TransactionsHard

Tests your system design skills for high throughput, scalability, and reliability.

Trade-offsRisk AssessmentScope ManagementUptake
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3
System Design5 questions · ~47 min
Industrial System Design for Data LoggingHard

Evaluates your ability to design an industrial-grade data logging system with clear requirements and trade-offs.

Uptake
Sensor Health Dashboard SystemHard

Evaluates how you design a data pipeline and user-facing health dashboard for sensor data.

data processingUptake
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4
Behavioral & Leadership15 questions · ~141 min
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5
More topics1 question · ~9 min
SQL Concepts and DebuggingHard

Evaluates your SQL knowledge and ability to choose the right construct for performance and correctness.

stored proceduressqljwtUptake
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Top Customers by Sales RevenueEasy
Practice
Practice drill

Use GROUP BY and SUM to rank the top 10 customers by total revenue from a single sales table.

RankingGroup ByAggregationsHousecall ProEquifaxXYZ
SQL Average Selling PriceMedium
Practice
Practice drill

Calculate weighted average selling prices by product using a date-range join, aggregation, and NULL handling.

leetcodesqlCostarCostar Group
SQL Queries for RankingMedium
Practice
Practice drill

Rank active HSBC employees by division and return every employee tied for the highest or second-highest salary.

javasqlHsbc
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.