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Updated weekly · Last refresh Oct 17

Palantir technologies Forward-Deployed Engineer Interview Questions

The questions to prepare for a Palantir technologies Forward-Deployed Engineer interview. Questions from real interview reports rank first. Updated daily.

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1
CodingStart here. 17 questions · ~199 min
BFS Debugging: Offshore OwnershipHard
Practice

Debug BFS ownership traversal and aggregate effective shares across intermediary offshore companies.

aggregationbfscycle detectionPalantir technologies
Contiguous Subarrays with Product ConstraintMedium
Practice

Use a sliding window to count contiguous subarrays whose product is at most k.

ArraysArray ManipulationAlgorithmsPalantir technologies
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2
System Design8 questions · ~93 min
Recipe Generator AppHard

Design a recipe selection system that matches ingredients to recipes and supports cook booking.

booking logicclass structuredesignPalantir technologies
System Design: Data InterconnectionHard

Design an end-to-end ML system from interconnected datasets, including APIs, pseudocode, diagrams, and front-end UX.

client-sideapi gatewayarchitecture patternsPalantir technologies
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3
Execution10 questions · ~117 min
Internal LinkedIn Platform DesignHard
Recently asked

Plan the requirements, roadmap, stakeholder alignment, and launch strategy for a company internal LinkedIn platform.

business requirementssystem designleetcodePalantir technologies
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4
Pipelines3 questions · ~35 min
Integrate New Model API FastMedium
Recently asked

Add a newly released ML model API into an existing pipeline quickly, while handling schema changes, retries, and data quality checks.

data pipelineAPIsintegrationPalantir technologies
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5
Product Sense5 questions · ~58 min
Weather Data to Trigger SensorsMedium
Recently asked

Assesses product sense and end-to-end thinking for a real-world data-driven system.

Palantir technologies
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6
Behavioral & Leadership5 questions · ~58 min
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7
More topics2 questions · ~23 min
SQL-like Data Functions On DemandHard
Practice

Implement a documented PostgreSQL function that summarizes monthly pipeline runs and assigns a health status.

JoinsCTEsAggregationsPalantir technologies
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Hands-on SQL practiceWrite and run real queries in the editor. 2 drills · ~20 min
The finish line: interview-readyComplete all 50 questions plus 2 hands-on drills to finish this plan.