Amazon Data Scientist (Senior Level) - Comprehensive Interview Preparation Guide

Amazon's Data Scientist interview process for Senior-level candidates consists of 7 rounds spanning 4-6 weeks: an initial recruiter screening, a technical phone screen focused on coding and data analysis, followed by 5 comprehensive onsite rounds evaluating machine learning expertise, statistical analysis and experimental design, SQL proficiency, algorithmic problem-solving, and alignment with Amazon's 14 Leadership Principles. The process is designed to rigorously assess technical depth, ability to lead complex analytical initiatives, and cultural fit with Amazon's customer-obsessed, data-driven environment.