Dataford
Dataford
Top 25
Prep plan
Updated weekly · Last refresh Oct 17

Coda Software Engineer Interview Questions

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

25questions
~4htotal time
Track your progressSign up free to work through all 25 questions and resume where you left off.
Start practicing free →
1
CodingStart here. 9 questions · ~93 min
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 PointersCoda
Merge Two Sorted Linked ListsEasy
Practice

Merge two sorted singly linked lists into one sorted list by relinking existing nodes.

RecursionLinked ListsSortingCoda
Check Binary Tree BalanceEasy
Practice

Use postorder recursion to determine whether a binary tree is height-balanced in O(n) time.

RecursionSearchingTreesCoda
More Coding questions with a free account
2
Execution6 questions · ~62 min
URL Shortening Service DesignMedium

Tests your ability to design a scalable service with data modeling, APIs, and operational concerns.

Launch PlanningTrade-offsSuccess CriteriaCoda
REST vs GraphQL DecisionMedium

Tests your API design judgment and trade-off awareness for client needs and performance.

Trade-offsRoadmappingScope ManagementCoda
More Execution questions with a free account
3
Behavioral & Leadership7 questions · ~73 min
More Behavioral & Leadership questions with a free account
4
More topics3 questions · ~31 min
High Availability and DDoSHard

Evaluates your system design thinking for availability, scalability, and resilience to DDoS attacks.

scalabilityhigh availabilityCoda
Design Real-Time Data Processing SystemHard

Tests your system design skills for streaming, latency, reliability, and scalability.

Stream ProcessingETLOrchestrationCoda
CI/CD for Message QueuesHard

Tests your ability to design CI/CD and background job processing for reliable production deployments.

CI/CDdockerCoda

Sign up to see every question

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

Get my prep plan
The finish line: interview-readyComplete all 25 questions to finish this plan.