Top 50
Prep plan
Updated weekly · Last refresh Aug 30

Sunrun Software Engineer Interview Questions

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

50questions
~7htotal time
Track your progressSign up free to work through all 50 questions and resume where you left off.
Start practicing free →
1
CodingStart here. 15 questions · ~131 min
Linked List ReversalEasy
Practice

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

RecursionLinked ListsArraysSunrun
Two Sum with TargetEasy
Practice

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

Hash TablesArraysStringsSunrun
More Coding questions with a free account
2
SQL & Data Manipulation5 questions + 3 drills · ~74 min
3
Execution6 questions · ~53 min
Refactor to Improve MaintainabilityMedium

Tests your ability to plan refactors, reduce risk, and improve long-term maintainability.

Trade-offsRisk AssessmentSunrun
Execution: New Service RequirementsMedium

Tests your ability to scope a service and choose technologies aligned with requirements and constraints.

Trade-offsRoadmappingRisk AssessmentSunrun
More Execution questions with a free account
4
System Design5 questions · ~44 min
Solar Energy Data PlatformHard

Tests your ability to architect data pipelines and storage for large-scale solar energy workloads.

Feature StoreRetrievalModel ServingSunrun
More System Design questions with a free account
5
Security & Infrastructure5 questions · ~44 min
Checked vs Unchecked ExceptionsEasy

Tests your understanding of Java exception handling and when to use each type.

InfrastructureToolsSunrun
More Security & Infrastructure questions with a free account
6
Behavioral & Leadership14 questions · ~123 min
More Behavioral & Leadership questions with a free account
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.