What interview questions does Palantir ask?

Candidates have reported 12 questions from Palantir interviews to TrueInterview: 8 algorithm, 2 object-oriented programming, 1 system design and 1 study. Each one is filed under the round it came up in, with the month it was reported where a candidate gave one, and opens in the workspace that format calls for — an editor judged against hidden tests for coding and SQL, a whiteboard for system design.

How recent are these Palantir interview questions?

The most recent Palantir question on this page was reported in October 2026. A question shows the month a candidate reported it whenever that is known, so an entry that has gone stale is visible as one rather than presented as current.

Which Palantir interview rounds do these questions come from?

The reported Palantir questions on this page are filed under 3 rounds: Online Assessment, Phone Screen and Onsite. Filtering by a round gives you the questions candidates were asked at that stage rather than the whole bank at once.

How hard are Palantir's interview questions?

Of the 11 rated Palantir questions on this page, the spread is 8 medium and 3 hard. Difficulty is the rating on the question itself, not a prediction of how a particular loop will go.

Where do these Palantir interview questions come from?

From candidates who sat the interview. Some send us their questions by email or upload; the rest we summarize from interview experiences, on the public board or published elsewhere, then verify and file by company, format and round. Nothing covered by an NDA is accepted, and the sourcing rules are published in full at /methodology.

Has anyone written up their Palantir interview?

Yes — 2 candidates have published an account of a Palantir loop, covering the rounds they sat, what they were asked and how it ended. Each write-up has its own page and links to the questions it mentions.

Is there a guide to the Palantir interview process?

There is one guide filed under Palantir on this page, written round by round: what each stage covers, what it is assessing, and what to practise before it.

Do I need an account to practise Palantir questions?

Browsing this page needs no account, and 4 of the 12 Palantir questions listed here open in full for free. The rest are part of a paid plan, and every row says which it is before you click it.

Palantir Interview Questions: 12 Real Questions

About Palantir

Palantir builds data integration and analysis platforms — Gotham, Foundry and AIP — used by government and commercial customers to bring heterogeneous data into a common model and act on it. Public since 2020, it relocated its headquarters to Denver in 2020.

Industry: Data platforms & analytics
Founded: 2003
Size: 4,000+ employees
HQ: Denver, CO
Website: palantir.com

Company research

Read it

Palantir builds data integration and analysis platforms — Gotham, Foundry and AIP — used by government and commercial customers to bring heterogeneous data into a common model and act on it. Public since 2020, it relocated its headquarters to Denver in 2020.

Data platforms & analytics
Denver, CO
Founded 2003
Public

Covered in the research, each with its source

Technology and AI
Recent moves
Engineering culture
Likely challenges
Competitors and position

Read the Palantir research

Palantir hiring insights

Computed from candidates’ write-ups and our Palantir questions.

Reported outcomes

—

None of the 2 shared loops have reached a stated decision yet.

Outcome mix

Still waiting100%(2)

Across the 2 of 2 shared loops that stated an outcome.

Last 12 months: 1 loop
Most recent: May 2026

Self-reported by candidates who shared a Palantir write-up. It describes those loops, not an application-to-offer rate. Read them.

What they ask

Topic mix

Graphs25%(2)
Greedy25%(2)
Math & Geometry25%(2)
Backtracking13%(1)
Other (1 topic)13%(1)

Across the 8 of 12 Palantir questions tagged with a topic.

Difficulty mix

Medium73%(8)
Hard27%(3)

Across the 11 of 12 questions with a difficulty rating.

Practice this mix

Interview guides1

Palantir Technologies Interview Process & QuestionsFree

Open roles at Palantir118

Show all 118 Palantir roles

Interview experiences2

View all

Interview questions12

Filter & trackFilter

Algorithm8 OOP2 System Design1 Study1 OA3 Phone Screen4 Onsite5 Medium8 Hard3

View all 12 Palantir questions

Frequently asked: Palantir interviews

What interview questions does Palantir ask?: Candidates have reported 12 questions from Palantir interviews to TrueInterview: 8 algorithm, 2 object-oriented programming, 1 system design and 1 study. Each one is filed under the round it came up in, with the month it was reported where a candidate gave one, and opens in the workspace that format calls for — an editor judged against hidden tests for coding and SQL, a whiteboard for system design.
How recent are these Palantir interview questions?: The most recent Palantir question on this page was reported in October 2026. A question shows the month a candidate reported it whenever that is known, so an entry that has gone stale is visible as one rather than presented as current.
Which Palantir interview rounds do these questions come from?: The reported Palantir questions on this page are filed under 3 rounds: Online Assessment, Phone Screen and Onsite. Filtering by a round gives you the questions candidates were asked at that stage rather than the whole bank at once.
How hard are Palantir's interview questions?: Of the 11 rated Palantir questions on this page, the spread is 8 medium and 3 hard. Difficulty is the rating on the question itself, not a prediction of how a particular loop will go.
Where do these Palantir interview questions come from?: From candidates who sat the interview. Some send us their questions by email or upload; the rest we summarize from interview experiences, on the public board or published elsewhere, then verify and file by company, format and round. Nothing covered by an NDA is accepted, and the sourcing rules are published in full at /methodology.
Has anyone written up their Palantir interview?: Yes — 2 candidates have published an account of a Palantir loop, covering the rounds they sat, what they were asked and how it ended. Each write-up has its own page and links to the questions it mentions.
Is there a guide to the Palantir interview process?: There is one guide filed under Palantir on this page, written round by round: what each stage covers, what it is assessing, and what to practise before it.
Do I need an account to practise Palantir questions?: Browsing this page needs no account, and 4 of the 12 Palantir questions listed here open in full for free. The rest are part of a paid plan, and every row says which it is before you click it.

How these questions are sourced and verified