blackrock
11 interview questions available
Traverse a tree and answer 2D prefix sums
easy
Jan 22, 2026
Design a parking lot system
easy
Jan 22, 2026
Design paint editor with undo/redo
easy
Dec 8, 2025
Describe a quantitative market model
medium
Sep 6, 2025
Discuss the future of quantitative finance
medium
Sep 6, 2025
Implement sorting and set intersection with input parsing
Medium
Sep 6, 2025
Demonstrate alignment with UBS culture
medium
Sep 6, 2025
Evaluate a verbal reasoning passage
easy
Sep 6, 2025
Solve a logical reasoning puzzle
easy
Sep 6, 2025
Solve hierarchy distance and digit-square convergence
Medium
Sep 6, 2025