Trading · Chicago, IL
Principal trading firm. Probability, DSA, and low-latency systems.
5 interviews shared — read how each round went.
A junior frontend loop. Fast-paced; expect follow-ups that push on depth.
A mid backend loop. Coding-heavy early, design and behavioral later.
Senior frontend interview. Pragmatic questions — more real-world than pure puzzles.
6-round senior fullstack process. Pragmatic questions — more real-world than pure puzzles.
Staff fullstack interview. Fundamentals mattered as much as getting to an answer.
Prep for companies with a similar interview loop.