Two Sigma Online Assessment Questions
We hold only 1 confirmed online assessment report for Two Sigma so far. Below are its 6 closest coding and technical questions, which is what an OA draws from.
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Two Sigma Coding & Technical Questions
Twosigma QSE/SWE Interview Process for General Hiring
I applied for a QSE position through a referral (the kind where you interview tech first, then get a team match). I just passed the online assessment (OA) and am about to schedule the next interview.
#43 Multiply Strings
LeetCode #43: Multiply Strings. Difficulty: Medium. Topics: Math, String, Simulation. Asked at Two Sigma in the last 6 months.
#2050 Parallel Courses III
LeetCode #2050: Parallel Courses III. Difficulty: Hard. Topics: Array, Dynamic Programming, Graph Theory, Topological Sort. Asked at Two Sigma in the last 6 months.
#20 Valid Parentheses
LeetCode #20: Valid Parentheses. Difficulty: Easy. Topics: String, Stack. Asked at Two Sigma in the last 6 months.
#528 Random Pick with Weight
LeetCode #528: Random Pick with Weight. Difficulty: Medium. Topics: Array, Math, Binary Search, Prefix Sum, Randomized. Asked at Two Sigma in the last 6 months.
#337 House Robber III
LeetCode #337: House Robber III. Difficulty: Medium. Topics: Dynamic Programming, Tree, Depth-First Search, Binary Tree. Asked at Two Sigma in the last 6 months.
Most Common OA Topics
Two Sigma OA Format and Platform
The Two Sigma online assessment is delivered through a proctored online platform, most commonly HackerRank. Candidates receive the OA link by email after passing an initial resume review. The coding section typically contains 2 to 3 algorithmic problems with a 70 to 110 minute time limit.
Some Two Sigma teams include an additional work simulation section that tests judgment and decision-making rather than coding ability. This section is not present for all roles. Check the LeakCode question database filtered by role type to see what past candidates for your specific role reported.
FAQ
Does Two Sigma have an online assessment?
Yes. Two Sigma uses an OA as the first technical screen for most engineering and technical roles. It is typically sent after a resume review and before any human interviews. The format has remained consistent across recent hiring cycles.
How hard is the Two Sigma OA?
Based on candidate reports, Two Sigma OA problems range from LeetCode medium to hard. Expect at least one problem that requires an efficient algorithm (not brute force) to pass all test cases within the time limit.
Where do these OA questions come from?
All questions in the LeakCode database are sourced from actual candidate reports on 1Point3Acres, Blind, Glassdoor, Reddit, and LeetCode. They are not AI-generated. Each question links to its source where the original report is public.
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