Dataford
Dataford
Top 43
Prep plan
Updated weekly · Last refresh Oct 17

Grab Backend Engineer Interview Questions

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

43questions
~6htotal time
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1
CodingStart here. 10 questions · ~84 min
3Sum Unique TripletsEasy
Practice

Find all unique integer triplets summing to zero using sorting and two pointers.

ArraysSortingTwo PointersGrab
Coding Interview ExperienceMedium

Assesses your coding process and communication during a live coding interview.

leetcodeGrab
Solve a Happy Tree ProblemMedium

Tests your ability to implement and reason through a tree-based algorithmic challenge.

coding challengeData StructuresGrab
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2
System Design15 questions · ~126 min
Design a System for a ScenarioMedium

Tests your structured approach to turning requirements into an architecture.

system designscenario analysisGrab
Design High-Concurrency Dispatch SystemHard

Tests system design for handling concurrency, throughput, and coordination at scale.

system designscalabilityGrab
Ensure Data Consistency in Distributed SystemsHard

Assesses strategies for maintaining correctness across distributed components.

distributed systemsdata consistencyGrab
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3
Behavioral & Leadership16 questions · ~134 min
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4
More topics2 questions · ~17 min
SQL Query for a Specific OutputMedium

Evaluates your SQL skills for transforming data into a specified output.

sqlGrab
JVM and Backend TechnologiesMedium

Assesses your understanding of JVM fundamentals and practical backend technology choices.

javaGrab
Hands-on SQL practiceWrite and run real queries in the editor. 3 drills · ~30 min
Handling Missing DataEasy
Practice
Practice drill

Replace missing sales fields with defined defaults and return a consistently ordered dataset.

missing valuesdata cleaningnull handlingUniversity of MinnesotaThe Home DepotNationwide
Rolling Spend SQL QueryMedium
Practice
Practice drill

Calculate each user's rolling 30-day spend using timestamp-based aggregation.

Date FunctionsData Manipulationsql queryGrab
Unique Elements and Top-K FrequenciesMedium
Practice
Practice drill

Return the first row for each unique value, then rank the k most frequent values.

large datasetsData Structurescomplex queriesEverlaw
The finish line: interview-readyComplete all 43 questions plus 3 hands-on drills to finish this plan.