Code For America Software Engineer Interview Questions

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

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CodingStart here. 8 questions · ~90 min

Sorting Algorithm and ComplexityEasy

Practice

Implement merge sort in Python and explain why it runs in O(n log n) time.

RecursionArraysSorting

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Longest Unique Substring in EnoMedium

Practice

Use a sliding window and hash map to find the longest substring without repeated characters in a string.

Hash TablesStringsTwo Pointers

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Palindrome Function ImplementationEasy

Practice

Determine whether a string reads the same forward and backward using a two-pointer scan.

RecursionStringsTwo Pointers

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Linked List ReversalEasy

Practice

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

RecursionLinked ListsArrays

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Execution4 questions · ~45 min

Clarify Ambiguous Project RequirementsMedium

Explain how you turn vague requirements into aligned scope, clear decisions, and shared understanding for the team.

ClarityDealing With AmbiguityProject Management

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Investigating a Reported BugMedium

Tests your debugging workflow, evidence gathering, and communication habits when fixing user-impacting issues.

CommunicationOwnershipRisk Assessment

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REST API Design PrinciplesMedium

Tests your ability to design consistent, maintainable APIs for EverCommerce services and clients.

Trade-offsRisk AssessmentScope Management

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Behavioral & Leadership10 questions · ~113 min

Resolving a Complex Technical BlockerMedium

Tests ownership of a technical project issue, including diagnosis, stakeholder coordination, and execution under ambiguity.

recent projectsProblem Solvingtechnical experience

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