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My Interview Experience: Fidelity Investments
Interviewed for the position of Senior Data Scientist

Introduction
I am writing this article after almost 6 months of joining Fidelity Investments as a Senior Data Scientist in the Cyber Fraud Prevention team under the Financial Intelligence Unit (FIU).
The journey to securing a full-time position at Fidelity Investments was both challenging and rewarding. The interview process was comprehensive, consisting of five distinct rounds designed to evaluate various aspects of my professional abilities and personal fit for the team. Here’s a detailed account of my experience.
Round 1: Initial Telephonic Screening with HR
The first round was a phone interview with a human resources representative. This initial screening aimed to review my resume, understand my background, and discuss my previous work experiences. The HR representative asked about my educational qualifications, projects I had worked on, and my professional journey so far. The goal was to assess whether my skills and experiences aligned with the team’s needs at Fidelity Investments.
Round 2: Scenario-Based Interview with the VP
The second round was a scenario-based interview with the vice president who was hiring for his team. This was a pivotal part of the process, as it was designed to evaluate my problem-solving abilities and thought process. The VP presented a specific business scenario and asked me to devise a solution. This round allowed me to demonstrate my critical thinking and creativity and how I approach a complex problem in a high-pressure situation. It was an engaging session that tested my ability to think on my feet and propose practical, effective solutions.
Round 3: Technical Interview with a Senior Data Scientist
The third round was a technical interview conducted by a senior data scientist who has already been contributing towards the fraud prevention product, which they were building. This interview focused on my expertise in machine learning, deep learning, and statistics. It was a verbal interview with approximately ten…