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Chicago Trading Company Interview Experiences
3935 interview stories from candidates at 857 companies: how each round went, what was asked and how it ended. Every company page links to practice questions in the same style.
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- Three Rounds Ending in a Deep C++ Concurrency GrillChicago Trading Company · Software Engineer · Technical Screen · Apr 2026
Round 1: Dual Behavioral Interview — Communication & Continuous Improvement Round 2: C++ Data Structures & Algorithms Question 1 Simple Moving Average (Sliding Window) Implement a class that computes the Simple Moving Average (SMA) over a fixed-size sliding window. The class should support the following APIs: Requirements: The constructor takes the window size N. Calling add(int sample) inserts a…