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Eli Lilly and Software Engineer Interview Questions

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

50questions
~8htotal time
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1
CodingStart here. 18 questions · ~165 min
Egg Drop Minimum IterationsHard
Practice

Compute the minimum worst-case drops needed to identify a critical floor using moves-based dynamic programming.

optimizationEli Lilly and
Linked List ReversalEasy
Practice

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

RecursionLinked ListsArraysEli Lilly and
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2
Execution18 questions · ~165 min
Agile and Scrum Delivery ApproachEasy

Explain how you’ve used Agile or Scrum in practice to plan work, manage backlog, and improve delivery execution.

Success CriteriaRoadmappingScope ManagementEli Lilly and
Design for a Business ProblemMedium

Tests your approach to translating business needs into a workable software design.

Trade-offsSuccess CriteriaRoadmappingEli Lilly and
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3
System Design5 questions · ~46 min
State Management in Web AppsMedium

Evaluates your understanding of frontend architecture and state handling patterns.

reactstate managementEli Lilly and
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4
Behavioral & Leadership5 questions · ~46 min
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5
More topics4 questions · ~37 min
WASM Edge and Future TechMedium

Evaluates understanding of modern infrastructure and your curiosity about emerging tech.

Eli Lilly and
Data Integrity UnderstandingMedium

Evaluates your grasp of data correctness, validation, and consistency practices.

data integritydatabase conceptsEli Lilly and
Experience With AWS or AzureEasy

Tests hands-on cloud experience relevant to GovCIO infrastructure and delivery.

awscloud platformsEli Lilly and
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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Active Customer List by CityEasy
Practice
Practice drill

Retrieve active customers from a single table, grouped by city with a customer count and sorted by highest count.

JoinsData WranglingAggregationsEli Lilly and
Window Functions SQL QueryMedium
Practice
Practice drill

Rank Eli Lilly products by regional completed prescription revenue using aggregation, joins, a CTE, and RANK().

Window FunctionsRankingRunning TotalsEli Lilly and
Contact Center Agent Performance MetricsHard
Practice
Practice drill

Compute daily agent call KPIs and SLA using joins, aggregations, and window ranking in a contact center model.

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