Dataford
Top 22
Prep plan
Updated weekly · Last refresh Aug 30

Evolv Technologies Holdings Software Engineer Interview Questions

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

22questions
~3htotal time
Track your progressSign up free to work through all 22 questions and resume where you left off.
Start practicing free →
1
CodingStart here. 6 questions · ~54 min
Flatten Nested Lists in PythonEasy
Practice

Flatten arbitrarily nested lists while preserving order using depth-first traversal.

RecursionStackArraysEvolv Technologies Holdings
Sorting Algorithm From ScratchMedium

Tests your understanding of sorting logic, correctness, and complexity considerations.

RecursionArraysSortingEvolv Technologies Holdings
Handling API Calls in KotlinMedium

Tests your approach to making reliable API calls in Kotlin, including error handling and async patterns.

Hash TablesQueueStringsEvolv Technologies Holdings
More Coding questions with a free account
2
Behavioral & Leadership11 questions · ~100 min
More Behavioral & Leadership questions with a free account
3
More topics5 questions · ~45 min
Improving Slow Application PerformanceMedium

Tests your systematic performance diagnosis and remediation strategy.

Trade-offsSuccess CriteriaRisk AssessmentEvolv Technologies Holdings
SQL Grouping and FlatteningHard

Tests your advanced SQL skills for reshaping data with grouping and flattening operations.

Data WranglingCTEsGroup ByEvolv Technologies Holdings
Data Transformation TechniquesMedium

Tests your ability to transform data for downstream systems and analytics needs.

Data WranglingETLQualityEvolv Technologies Holdings
SQL Query Best PracticesEasy

Tests your fundamentals of writing correct, maintainable, and performant SQL queries.

JoinsCTEsAggregationsEvolv Technologies Holdings
Designing for Increased TrafficHard

Tests your scalability thinking, architecture choices, and tradeoffs for handling growth.

Launch PlanningTrade-offsRoadmappingEvolv Technologies Holdings

Sign up to see every question

Create a free account to unlock this list and practice real interview questions.

Get my prep plan
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Monthly Sales Trends by CategoryMedium
Practice
Practice drill

Aggregate monthly sales by product category and use LAG to calculate month-over-month changes.

InfrastructureToolsData WranglingTotal Wine & MoreInc.Benjamin Moore
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
Find Spending Variance Drivers by DepartmentHard
Practice
Practice drill

Use joins and LAG to isolate departments driving a large month-over-month spending variance.

JoinsData WranglingGroup ByState of CaliforniaUniversity of ChicagoThe Church of Jesus Christ of Latter-day Saints
The finish line: interview-readyComplete all 22 questions plus 3 hands-on drills to finish this plan.