1. What is Learning Rate?
2. Bagging vs Boosting
3. Which metrics do you use to evaluate an LLM?
4. How do you handle overfitting in MLPs?
etc. I got approx 15-20 questions like these.
I applied through university. I interviewed at Fidelity Investments (Madras) in Aug 2025
Interview
2 technical 1 hr round. they were looking for people with agentic ai/llm knowledge. 1 python coding questions and resume. what my projects were. what was the dataset dimension etc
I interviewed at Fidelity Investments (Boston, MA)
Interview
30 minute long Recruiter Screen; 30 minute long Technical Screen with coding, probability, statistics questions--lots of SQL-based ones; 1 hour long final round with mix of behavioral and technical. Overall not too hard of a process, but somewhat lengthy.