StealthCoder

Snowflake OA questions,
46 reported by real candidates.

Every Snowflake online assessment question candidates have reported, most recent September 2026. The pattern that shows up most: string.

Get StealthCoderRuns invisibly during the live Snowflake OA. Under 2s to a working solution.

September 2026 (5)

string
Length-Prefixed String Codec
sliding window
Sliding-Window Rate Limiter
graph
Connect Four from the Last Move
Minimum Bus Fleet Across Stations
Generating Login Codes

August 2026 (1)

design
Design In-Memory File System

July 2026 (4)

tree
Distributed Tree Counting State Machine
Maximum Number of Events That Can Be Attended
string
Closest Target Character
Minimum Height

June 2026 (2)

simulation
Simple Array Rotation Game
graph
Drawing Edge

May 2026 (4)

Effective Role Privileges
Minimum Index Distance Between Person and Cake
Minimum Clicks Between Wiki Pages
breadth first search
Closest Bathroom / Desk on a Grid

March 2026 (1)

Max Element Indexes After Rotations

July 2025 (1)

Simulate a Queued Multi-Rule Rate Limiter

December 2024 (2)

Remove Stones to Minimize the Total
Find the Max Len of A Good Subsequence I

August 2024 (1)

Closest Squared Distance

July 2024 (1)

Get Maximum Sum

June 2024 (2)

Minimum Segment
binary search
Search Strings

April 2024 (1)

Airport Limousine

March 2024 (1)

Max Freq Substr

February 2024 (11)

array
Meeting Time
Max Beautiful Substrings
Efficient Deployments
Radio waves
Get Num Ways
Find Maximum Number Live Threads
array
Array Reduction Algorithm
Count Ways to Color Houses
Count Min Characters
Get Max Upgraded Servers
Efficient Cost

January 2024 (9)

Smallest Set Covering Intervals
sorting
Maximum Order Volume
Unequal Elements
string
String Formation
Job Execution
Perfect Pairs
Cross the Threshold
greedy
Get Min Cost
string
String Patterns
⏵ Beyond the OA

Snowflake also has 90 LeetCode problems reported from its interviews, with the topics it leans on most.

⏵ The honest play

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StealthCoder runs invisibly during the live screen share. It reads the problem on screen and surfaces a working solution in under 2 seconds. Works on HackerRank, CodeSignal, CoderPad, and Karat.

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Questions reported by candidates from real Online Assessments. Sourced from a publicly-available candidate-aggregated repository. Not affiliated with Snowflake.

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