BlackRock Software Engineer Interview Questions
Master your tech interview with our curated database of real questions from top companies.
Design paint editor with undo/redo
Implement a simplified Paint editor that supports drawing on a 2D canvas and reverting changes using undo and redo operations. Canvas You are given a ...
Evaluate a verbal reasoning passage
True/False/Cannot Say – Reading Comprehension Instructions Read the passage and label each statement as True, False, or Cannot Say based only on the p...
Demonstrate alignment with UBS culture
Behavioral Prompt: Aligning With UBS's Culture Context: You are interviewing for a software engineering role. Provide two concise, evidence-based exam...
Solve hierarchy distance and digit-square convergence
You have two independent tasks: A) Organization hierarchy distance Given a list of (employee, manager) pairs that form a complete hierarchy (a single ...
Implement sorting and set intersection with input parsing
Write two functions and explain your approach in under two minutes after coding: (A) Sorting: Implement sort_numbers(nums: List[int]) -> List[int] tha...
Solve a logical reasoning puzzle
Scheduling Puzzle: Assign Interview Days You are scheduling interviews for three candidates over three days (one per day). Determine the exact day for...