Top 50
Prep plan
Updated weekly · Last refresh Oct 17

Toast Software Engineer Interview Questions

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

50questions
~9htotal time
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1
CodingStart here. 29 questions · ~321 min
String and Word ReversalsMedium
Practice

Reverse a string, then reverse word order while preserving punctuation placement rules.

ArraysStringsAlgorithmsToast
DFS on Nested JSONHard
Practice

Traverse a nested JSON-like structure with DFS and return all visited leaf paths and values.

dfsData StructuresAlgorithmsToast
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2
System Design7 questions · ~77 min
Restaurant Domain API DesignHard

Design a restaurant management API with scalable auth, inventory, and order workflows under strict latency and reliability constraints.

api designdistributed systemsauthorizationToast
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3
Behavioral & Leadership8 questions · ~88 min
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4
More topics6 questions · ~66 min
Salesforce Security and Trigger RecursionMedium

Assess Salesforce security controls and prevent trigger recursion without breaking data integrity or authorization boundaries.

access controlapplication securitypermissionsToast
Vision, Strategy, and PlanHard

Develop a clear product vision, strategy, and execution plan for Toast across competing priorities and constraints.

Strategic PlanningToast
API Response Business RulesMedium

Assesses ability to map API data to business-rule-driven property selection.

Toast
End-to-End MVVM Mock API ScreenHard

Evaluates ability to build a maintainable, testable UI feature with clean architecture patterns.

mvvmintegrationclean architectureToast
Your Understanding of APIsMedium

Assesses API fundamentals and how you reason about interfaces and contracts.

technical knowledgeToast
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Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
The finish line: interview-readyComplete all 50 questions plus 3 hands-on drills to finish this plan.