Marqeta Coding Interview Questions

We track 2 coding questions asked at Marqeta, tagged with the algorithms and concepts they test. The most common: Design, Hash Table, Linked List, Array, Doubly-Linked List.

Browse all 2 Marqeta questions →

Concept mix

Each question's weight is split evenly across its concepts, so the shares sum to 100%.

How many questions involve each concept

Share of all 2 tracked Marqeta questions that touch each concept. Questions usually involve several, so these overlap.

Where Marqeta differs from the average company

Concept weight at Marqeta relative to the average across all companies we track. Green means Marqeta leans on it harder than most.

Marqeta specialties

Concepts that show up at Marqeta but are rarely asked elsewhere. They are easy to get blindsided by.

Difficulty mix

Level split of the 2 tracked Marqeta questions.

  • Junior50% (1)
  • Mid/Senior50% (1)

Every concept in Marqeta interviews

ConceptQuestions% of questionsShare of mix
Design2100.0%22.5%
Hash Table2100.0%22.5%
Linked List2100.0%22.5%
Array150.0%10.0%
Doubly-Linked List150.0%12.5%
Hash Function150.0%10.0%

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