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Chef Robotics Interview Questions

The questions to prepare for Chef Robotics interviews, across all roles. Questions from real interview reports rank first. Updated weekly.

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~3htotal time
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1
CodingStart here. 3 questions · ~27 min
Longest Substring Without RepeatsMedium
Practice

Find the longest substring with all unique characters using a sliding window.

Hash TablesStringsTwo PointersChef Robotics
Synchronous vs Asynchronous ProgrammingEasy

Explain how synchronous and asynchronous programming differ, when each is appropriate, and how async improves I/O-bound throughput.

RecursionQueueStringsChef Robotics
Stack Using QueuesMedium

Tests data-structure transformation skills and reasoning about time complexity.

StackQueueChef Robotics
2
Execution3 questions · ~27 min
Balancing Speed Quality and ScopeHard

Describe a time you had to choose between speed, quality, and scope, and how you aligned stakeholders around the trade-off.

Trade-offsRisk AssessmentScope ManagementChef Robotics
Design a Production Rollback PlanMedium

Design a rollback plan for a failed production deployment, including triggers, ownership, validation, and safe recovery steps.

Rollback PlanSuccess CriteriaRisk AssessmentChef Robotics
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3
Behavioral & Leadership8 questions · ~73 min
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4
More topics3 questions · ~27 min
Optimize Database QueriesMedium

Tests your ability to improve query performance and reason about database execution.

Window FunctionsJoinsAggregationsChef Robotics
Designing a Robotic Kitchen AssistantHard

Tests your system design skills for a real-time, reliable robotics workflow including components and interfaces.

ML RankingRetrievalRecommendation SystemsChef Robotics
Plot Robot Data in PythonMedium

Evaluates your ability to transform robot telemetry into clear customer-facing visualizations.

data visualizationpythonChef Robotics
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Longest Consecutive Login Streak per UserHard
Practice
Practice drill

Calculate the longest consecutive login streak for each user using window functions and date manipulations.

Window FunctionsJoinsAggregationsChimeECSSalesforce
SQL for Weekly Regional PerformanceMedium
Practice
Practice drill

Calculate weekly volume, handling time, and week-over-week change by Kuiper Commercial Services region.

Window FunctionsJoinsAggregationsAmazon Kuiper Commercial Services
Top Daily Rides by VehicleMedium
Practice
Practice drill

Rank the top 3 completed rides per vehicle per day using joins, a CTE, and ROW_NUMBER.

Window FunctionsJoinsData WranglingWaymo
The finish line: interview-readyComplete all 17 questions plus 3 hands-on drills to finish this plan.